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Holy $#!+ Watch this factory iron head Pontiac 455 rev !!!!  

DCI Motorsports
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1971 Pontiac 455 with 1970 #64 casting 455 HO heads, a 4.21 stroke factory crank, Eagle Forged H Beam connecting rods, 4.185 JE SRP forged pistons, Total Seal molly file fit rings, Powerbond SFI steel balancer, Comp Cams 236, 242 @ .050 on a 110 LSA, Harland Sharp 1.5 roller rockers, our Street/Strip porting, ported Edelbrock Performer RPM intake and believe it or not Factory Q Jet carb. #new #viral #pontiac #education #dragweek #how #automobile #beast #build #engine

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2 ноя 2023

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Комментарии : 482   
@Jeff-io2zn
@Jeff-io2zn 6 месяцев назад
Throttle response is always a lot better when theres nothing bolted to the flywheel. Sounds great though.
@user-ms8ws5wz5k
@user-ms8ws5wz5k 6 месяцев назад
Right😂
@tomcherry7029
@tomcherry7029 6 месяцев назад
It doesn't have a flywheel on it look again.
@danonoveh8114
@danonoveh8114 6 месяцев назад
Took the words right out of my mouth 😂
@Von_Len
@Von_Len 6 месяцев назад
Exactly
@ryanlang4327
@ryanlang4327 6 месяцев назад
@@tomcherry7029umm that big gold spinny thingy is a fly wheel my friend 2:38
@Enjoymentboy
@Enjoymentboy 6 месяцев назад
I'll never understand how anyone could enjoy the sound of a 4 or 6 cylinder engine when there's this music to listen to.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
LOL I agree, but there are some really sweet sounding high revving 4 and 6 cylinders. Thanks for following !!! Make sure and check out our bench racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@xtop23
@xtop23 6 месяцев назад
All torque. Love those old Pontiac motors.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Me Too :) Thanks for following and please subscribe to our channel. Don't for get to hit the notification bell for any future videos we do :) Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@michaelmyers3892
@michaelmyers3892 6 месяцев назад
Evolved engine colors that have been painted Pontiac has to have the most beautiful blue shade for any motor not to mention Pontiac has some pretty awesome motors
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Pontiac definitely hit it out of the park with engine color. I wonder how they determined the colors ??? Thanks for following !!! Check out my Podcast every Wednesday night from 7PM to 8PM Eastern.
@robertnorthrup1914
@robertnorthrup1914 6 месяцев назад
Back in the mid 70s I owned a 16 foot ski boat with an Olds 455 to Jacuzzi jet drive. Motor was balanced with a Isky cam. Fuel was always Chevron Custom Supreme (100+ octane) thru a Holly double pumper carb. When you stomped on it, the boat would hit 75 mph at 6000+ rpm. It drank fuel like crazy. Would haul 6 skiers from deep water starts with ease. It was a blast to own and run.
@BobbyOfEarth
@BobbyOfEarth 6 месяцев назад
My parents took my sister and I to the Oakland Estuary to the Berkley Jet boat dealer in 1966. They picked out a 16' green and gold metalflake boat with a 350 hp 327 Chevy engine, and we went camping and skiing just about every weekend during the summers. It had a top speed of 62 mph but got there in three seconds..
@MrR6guy
@MrR6guy 6 месяцев назад
ill take shit that never happened for a 1000 alex
@nalley6815
@nalley6815 6 месяцев назад
@@MrR6guyif you find this hard to believe then you must be one sad broke mf
@bradleymadosh911
@bradleymadosh911 6 месяцев назад
Never heard of a motor balanced by the cam 😂
@robertnorthrup1914
@robertnorthrup1914 6 месяцев назад
@@bradleymadosh911 motor was balanced and it had the cam as well.
@user-lw2lb8dz4n
@user-lw2lb8dz4n Месяц назад
flow master
@rammy630
@rammy630 6 месяцев назад
Well it is going to rev a little quicker because your just running a auto drive plate without the weight of the converter. Any way very Nice .I have built may of these as well. They are a beast.
@kalybnielsen4183
@kalybnielsen4183 6 месяцев назад
I like the QuadraJet, especially the M4MC style
@Fhita1962
@Fhita1962 5 дней назад
Started of thinking to going back to the quadrajet. Definitely better gas mileage tooling around town, and the back secondaries are like kitchen sinks! Set up right, they're as responsive as any holley or edelbrock .
@billyingram5394
@billyingram5394 6 месяцев назад
I’m a Flowmaster man myself and they sound so sweet
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
The best is open exhaust :)
@peteloomis8456
@peteloomis8456 6 месяцев назад
The Flow masters use the delta flow technology that are welded inside the muffler casing made of thick metal so they are less likely to fail and blow out like a glass pack type of muffler that uses a thin perforated core wrapped with packing . At the speed shop I worked at years ago most of the times the Flow masters made more HP on the cars that we installed those on when we would run them on our chassis dyno and did prior runs with the stock exhaust or a exhaust that had run glass packs or the turbo mufflers and then we would run the car again with the Flow masters and they usually made more power especially once we started jetting for optimal HP and torque along with timing and advance curve settings. We had several turbo mufflers on big blocks that were new that actually split open at the seams and crimps because they were to restrictive and stopped recommending them verses the all welded Flow masters . My boss had a 78 pro street Elcamino all tube chassis car with a certified cage that was making 1,500+ HP to the rear wheels that had a stroked and blown 454 Chevrolet engine and he used the welded Flow masters on it and they took the punishment from that engine no problem. The car could be driven on the street but could knock off 8 second 1/4 miles when driven to the tack and some tuning changes made with the blower pulley. We built a certified tube chassis for a customer who had a 69 Pontiac GTO that was at one time a national record setting drag car that had a 455 using Kaufman heads and custom roller cam with the firing order changed with a aluminum sheet intake and a 5,000 cryoed custom crank that years ago was one of the quickest and fastest all Pontiac powered drag cars here in the good ol USA that was running mid to low 8s at a 160+ mph in the 1/4 mile that was named Bottle fed Goat which I still have a picture of it hanging in my garage to this day . We used to test and tune the car at the Brainered international raceway back then to work the bugs out of the car before the owner started racing it all over the country and setting records with it until he eventually retired from racing and sold the car and I've been trying for years to find it with no luck unfortunately.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Well said, the only problem I had with a set of Flowmasters I ran for years, was the inside divider plates rusted loose and eventually block flow :( @@peteloomis8456
@markusgarvey
@markusgarvey 6 месяцев назад
It has a flexplate and no torque converter, or flywheel. Of course it will rev quick.
@apachebill
@apachebill 6 месяцев назад
Mine does it…. In the car. 😊
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Watch my video I just posted of the 1st to 2nd test hit in a 68 Firebird we just finished up. Hits the rev limiter immediately in 1st and 2nd gear. Its all in the cylinder heads.
@468delray
@468delray 6 месяцев назад
right...lol
@oldschooltwist18
@oldschooltwist18 6 месяцев назад
@@dcimotorsports1111 I saw the video of one you did last year and it's reve was unbelievable. People say how fast mine revs but that thing was like a two stroke w really small sprockets
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
HA HA Thanks@@oldschooltwist18
@ericanderson2987
@ericanderson2987 5 месяцев назад
I bet my Dad would of liked such an Engine Setup in his 1970 Firebird with HO 455 Engine
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Gotta love Poncho TQ 😍Thanks for following !!! Please subscribe and make sure to hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast from 7PM to 8PM Eastern.
@flinch622
@flinch622 6 месяцев назад
I know some disagree, but I always lean to dynomax. A company willing to put up cfm ratings isn't just selling sound. If its sound I want... straightpipes it is.
@scottnorris8571
@scottnorris8571 6 месяцев назад
UltraFlo's for the win !!!!! If they'll fit.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
I like the sound of Dynomax mufflers. They are combo of the lod turbo mufflers and the newer straight through can mufflers.
@DMcElfresh101
@DMcElfresh101 6 месяцев назад
Ya, for not much louder than oem, but more performance it’s hard to beat good Ol’ Dynomax super turbos. 1 of the best performance for money mufflers is the Ultraflow line
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Definitely quiet @@DMcElfresh101
@taylormayberry4826
@taylormayberry4826 6 месяцев назад
Anyone use hooker aero chambers. I’ve been using them for a while like the sound and performance
@harrypalmer291
@harrypalmer291 25 дней назад
Nice to see the Pontiacs still being appreciated. Much better engines overall than 1st generation chevy small blocks.
@dcimotorsports1111
@dcimotorsports1111 23 дня назад
I agree 100 percent, but there are lots that dont agree :)
@scottyellis3442
@scottyellis3442 5 месяцев назад
Back in the 80's my brother had a 1950 Ford pickup & he had a 455 in it. Bad ass old truck.
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
NICE!!!!
@josecora1917
@josecora1917 6 месяцев назад
I love Pontiac engines ! My dad has a GTO 69, THE CAR WAS STOLEN 3 YEARS AGO, never see it againg. 😮😮
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Man that sucks 😭 That happened to a customer of mine, but they did find it. It was trashed though😡 Thanks for following !!! Please subscribe to my channel and don't forget to hit the notification bell for any new videos I post. Also you have a standing invite to my Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern. Hope to see you there :)
@azjohn520
@azjohn520 5 месяцев назад
Had both of those mufflers on my 67 Chevelle at one point. The FM’s had the cool factor at idle no doubt, but were annoyingly loud at “cruise”. DM’s were exactly opposite. I drove more than I idled, so I chose the DM’s.
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Agree and same reason why I use Dynomax or Magnaflow. Thanks for following !!! Please subscribe and hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@davidjohnson8474
@davidjohnson8474 6 месяцев назад
Wow that sounds great! My first race car in high school was a Pontiac Lemans sport. Which I still have in the garage with a 455! I can just imagine what that engine with a set of RAM AIR V heads would be like!
@Mooseracks
@Mooseracks 6 месяцев назад
1972.... Lemans Sport... Nice looking car alright
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
That's to cool, wish I still had my high school car. It was a 68 Firebird with a Pontiac 350 I built and ran 13.60's on M50 bias ply tires.
@davidjohnson8474
@davidjohnson8474 6 месяцев назад
@dcimotorsports1111 ya it's been hard over the years! It's a 1971 Lemans sport with a 455 and a turbo 350 I built in tech school in 87! I've had my car since 84
@nativestacker4185
@nativestacker4185 6 месяцев назад
Pontiac was the main reason for the Super Stock Class back in 1962 . When I was a young fella , I used Pontiac 455 blocks and Isky cam and 400 heads huge bang for your buck in the old days .
@shanew.williams
@shanew.williams Месяц назад
An old, experienced exhaust specialist told me years ago that a Pontiac V8 & a big block Mopar are the 2 hardest engines to quiet the exhaust sound. (I was there getting mufflers on a Dodge 440 & i must say i had to agree with him.)
@dcimotorsports1111
@dcimotorsports1111 Месяц назад
I agree, but the exhaust note is cool to listen to :)
@Z06RFan
@Z06RFan 3 месяца назад
Really nice engine build, I like the sound of the Dyno Max's. PRW just came out with a new Quadrajet carb.
@dcimotorsports1111
@dcimotorsports1111 3 месяца назад
Thanks for the Kudos!!! I sure hope the carb is better than their other products we have had in the shop. Thanks for commenting and following my channel. Please subscribe if you haven't already. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@nyallbacon3543
@nyallbacon3543 6 месяцев назад
I Really like the Sound of the Dino Max
@southtexashustler
@southtexashustler 6 месяцев назад
Man, this right here proved what my dad was telling me about this engines potential he had in his 1969 Pontiac Lemans…👍🏾
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Sounds like Pops was a smart man :) Thanks for following !!! Make sure and check out our bench racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@southtexashustler
@southtexashustler 6 месяцев назад
@@dcimotorsports1111, yeah, my dad brought a few add on’s from Super Shops back in the day… I just want to recreate a little 68 or 69 Lemans like he had with a little street engine in it to cruise to car shows… But, when I saw a video of your shop and performance and quality work, I was sold on where I’m going to get an engine from…👍🏾
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank U Sir !!! @@southtexashustler
@Defied_-vw2jz
@Defied_-vw2jz 27 дней назад
Awesome.
@dcimotorsports1111
@dcimotorsports1111 26 дней назад
💪💪😁
@craigpennington1251
@craigpennington1251 6 месяцев назад
Pontiacs sound glorious with 60 inch X 3 inch round straight pipes.
@edsmachine93
@edsmachine93 6 месяцев назад
Sounds great Don. Nice job.👍👍
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank U Sir !!! :)
@endrekasko9528
@endrekasko9528 6 месяцев назад
I had a quadrajet done by a guy in California for my 396 Worked out was flowing 950 cfm & that motor took it all.... Beast 🤘👿🤘
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
I love the Q Jets, just wish they had bigger fuel bowls.
@russelljennings8867
@russelljennings8867 6 месяцев назад
I love open headers ❤
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Seems like everyone I know likes them open :) Thanks for following !!! Please subscribe and hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@BobbyOfEarth
@BobbyOfEarth 6 месяцев назад
Great sound either way. Love the lope of the cam... reminds me of my 69 400 RAIII engine that I snatched from a 69 Judge, had rebuilt and then put into my 68 Firebird, in 1976. The car had a 278 gear, but still turned 12.80 @ 123 mph at Fremont/Baylands raceway.
@hopebrowning6300
@hopebrowning6300 Месяц назад
Had a Oldsmobile omega with a mild built 455, cant remember it was 250 or 260's gears , tried 373, mph went down, time went up, 342 same thing, 308 time was the same but mph went down a few mph didnt have a 273 set to try no one believes it had that high of gears and ran so fast through the 1/4.them low winding big blocks love high gears and wide ratio transmission. Over 500 tq and a wide power band
@BobbyOfEarth
@BobbyOfEarth Месяц назад
@@hopebrowning6300 Buick, Olds and Pontiac's torque were the reasons why Chevrolet's Mkt. Dept lied about their hp to sell more cars.
@user-hx5zs6hw1n
@user-hx5zs6hw1n 6 месяцев назад
Flowmasters.....that's what I have on my Olds 455. Love the sound !!
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Everyone likes that sound :) Thanks for following !!! Check out our Podcast every Wednesday night from 7PM to 8PM Eastern.
@fuppeduck-zg8dx
@fuppeduck-zg8dx 6 месяцев назад
Pontiac fan since the 60s 389 with six pack
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thanks for following :) Love those Trips and the sound they make 🙂
@joca6282
@joca6282 7 дней назад
I had one in the 70's. 389 SD with tri power. I put it in a 1968 LeMans Sport. 400 turbo with Hurst dual gate with 3:90 Limited slip posi differential. I did a 10:70 qtr. mile with it in 1976.
@ChrisLincolnHomes
@ChrisLincolnHomes 6 месяцев назад
I've always had a love for the Dynomax. I had some on my 86 Mustang years ago.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Ha Ha Pontiac's are TQ monsters :)
@breakawaymotorsports
@breakawaymotorsports 6 месяцев назад
Flowmaster s for me. Their single chamber ones (American Thunder series) sound just right. Cool old Pontiac!
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thanks for the KUDOS
@outlawamps96
@outlawamps96 6 месяцев назад
Love Poncho’s! Love the Dynomax’s too
@curtispinson
@curtispinson 6 месяцев назад
GREAT VIDEO
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank U :) Thanks for following and please subscribe to our channel. Don't for get to hit the notification bell for any future videos we do :) I have a Standing invite to come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@texasamericanpatriot8535
@texasamericanpatriot8535 6 месяцев назад
Wow! Someone who knows about a QJet! Kinda rare these days.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
I love these carbs. I wrote a performance tips manual on them back in the late 80's and sold it. The DCI in my name stands for Don's Carburetor INC. That was how I started my business 43 years ago as a carburetor shop. Back then we everything had a carburetor :)
@davepriddy9263
@davepriddy9263 6 месяцев назад
Dang, that engine sounds great!
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank U Dave :)
@freakindawgen
@freakindawgen 6 месяцев назад
We had one in a 20ft open bow boat and a Berkley jet drive in the early 70's was a beast of a motor.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Nice !!! I would love to build a jet boat with one of my RA5 engines
@patrickwendling6759
@patrickwendling6759 6 месяцев назад
Thank you for your knowledge and video's USA 🇺🇸
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank You for the KUDOS and following our channel !!! Make me happy people are enjoying my content and learning too :)
@shockingguy
@shockingguy 6 месяцев назад
Very sweet Motor, love that throttle response, just stumbled onto your channel, not far away up here on the west side of Cleveland
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank you and Thanks for following !!! Make sure and check out our bench racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@sporty196071
@sporty196071 6 месяцев назад
Nice setup, I may setup my next 455 like that
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
This is a nice combo and runs really well. Keep in mind the cylinder heads have a big role in an engines performance.
@4by_yotaguy373
@4by_yotaguy373 6 месяцев назад
Good video! The Dynomaxs have that classic pop. I've had Purple Hornies and Cherry Bomb glasspacks on a few vehicles I've owned, but I've always been more of a chambered muffler Flowmaster guy 👍
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank You for the KUDOS !!! I like the deep tone of a good turbo muffler. I did like the Flowmasters when they first came out, but as I have gotten older I'm reverting back to the turbo :) Check out my Podcast every Wednesday night from 7PM to 8PM Eastern. Its just a casual place to hang out and bench race :)
@JusSkott
@JusSkott 6 месяцев назад
😂😂 "Closed Caption on" motor starts, motor idles - music, motor revs - music. 😂😂😂
@tomconner5067
@tomconner5067 5 месяцев назад
Nothing as crisp as a new or pro built Quadra jet!
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
In my opinion next best thing to fuel injection 🙂 Thanks for following !!! Please subscribe and hit the notification bell for any future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night form 7PM to 8PM Eastern.
@malcolmtudor8039
@malcolmtudor8039 6 месяцев назад
Poncho Power!!! Flowmaster ftw.
@danobryant7740
@danobryant7740 5 месяцев назад
Sounds nice indeed . There is always tuning on the engine after it goes on the street
@verdreelockhart6307
@verdreelockhart6307 6 месяцев назад
Beautiful nice and simple setup and I'm sure it's reliable
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank U !!! Yes this set up can be driven daily if you wanted to :)
@greasemonkeyradio1279
@greasemonkeyradio1279 6 месяцев назад
I built a 400m Ford with a similar Comp.Cam profile. Very streetable.
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Cam works very well for a weekend warrior or daily driver :) Thanks for following !!! Please subscribe and hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@McHoochWerks-gu1pk
@McHoochWerks-gu1pk 5 месяцев назад
Valve covers make that "injun". 🤣💪🇺🇲🏴‍☠️
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Thanks for following !!! Please subscribe and hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@tednewcomb1048
@tednewcomb1048 6 месяцев назад
Nice engine Don !!
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank U Sir !!! This is one of our best sellers and we have lots of them out there like it :) Thanks for following !!! Check out our Podcast every Wednesday night from 7PM to 8PM Eastern.
@oldfart8501
@oldfart8501 6 месяцев назад
The buick GS 455 cars were nice, guy down the street when I was a teenager had a skylark that he yanked the 350 out of and put the 455 in. He took me on a couple of wild rides and I was hooked for life
@tonymickens8803
@tonymickens8803 6 месяцев назад
An Old School work of Art!
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank U :)
@ray-vw5qm
@ray-vw5qm 6 месяцев назад
My self I'm a magnaflow person that I put on my 69 gp sj 428 and added the TA, tips but I do like the sound of the good old cherry bombs
@davepriddy9263
@davepriddy9263 6 месяцев назад
I like the Flowmaster mufflers better.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
The Flowmasters do have a unique sound and I used to love that sound. Now I must be getting old lol , and I like the Dynomax better :)
@ChristopherHayes-rh7fk
@ChristopherHayes-rh7fk 6 месяцев назад
My mom had a Pontiac grandeville. It had a 455 4 barrel quadrajet and a two speed power glide trans. I'd pack 8 friends in it and smoke dope running a hundred every where we went.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Ha Ha a child of the 70's and 80's LOL. Come hang out with us on our Podcast every Wednesday night from 7PM to 8PM Eastern. Thanks for following !!
@MikeRobersonDaddyDoeBucks
@MikeRobersonDaddyDoeBucks 6 месяцев назад
Flowmasters for me........both sound amazing though...winner either way
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thanks for following !!! Please subscribe to my channel and don't forget to hit the notification bell for any new videos I post. Also you have a standing invite to my Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern. Hope to see you there :)
@jamesturnbaugh9364
@jamesturnbaugh9364 6 месяцев назад
Sounds great ! For a 5200 rpm mill ... Nothing but love ! I'll take the old school 375 or 425 wildcat over anything else all the way , when it comes BOP . Sweat motor for sure , especially for a truck .
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
BOP all make big TQ 🤪
@noahhaselwood
@noahhaselwood 6 месяцев назад
Nothing flows better than open headers
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Believe or not though. The engine makes a little more TQ with mufflers or at least a 18" long pipe off the headers.
@ProudMurican_PVT-GR137
@ProudMurican_PVT-GR137 5 месяцев назад
What a lion
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
In Sheep's clothing LOL. Thanks for following !!! Please subscribe and hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@DMcElfresh101
@DMcElfresh101 6 месяцев назад
Really, the 2 different mufflers each sound great, I usually like Dynomax, but this combo sounds great with Flowmasters. Even open exhaust is still very nice and not too radical sounding
@daryllect6659
@daryllect6659 6 месяцев назад
Yeah, because with a low RPM, boat-anchor Pontiac, it's all about the sound, not about the non-existent horsepower.
@DMcElfresh101
@DMcElfresh101 6 месяцев назад
@@daryllect6659 why is your wrong opinionated information even relevant? I’m guessing you’re a damn Chevy only fan by your comment, so whatever you’re a fan of makes monster power on every engine they’ve ever manufactured?
@kalybnielsen4183
@kalybnielsen4183 6 месяцев назад
​@@DMcElfresh101I'm a Magnaflow fan myself, I think 90% of the people where I live run Flowmasters and drive like they're in NASCAR. As for his low revving boat anchor response, he must have sore feelings when a Pontiac of whatever type blew the doors off of whatever highly tuned machine he was running
@DMcElfresh101
@DMcElfresh101 6 месяцев назад
@@kalybnielsen4183 definitely not against Magnaflow, used them several times with no regrets! Yes, some people are so biased on “their” brand it’s crazy. I mean nobody was doing great things in late 70’s/ early 80’s far as amazing engine output.
@boydbaxter
@boydbaxter 6 месяцев назад
Yep that’s I remembered about them old Pontiacs. Distributor in the rear up against the firewall. Made it a little difficult to tune up.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
It depends on the car they are in. Its not terrible for most of them. Its a whole lot easier if they have electronic ignition too :) Thanks for following !!!
@richardliller7679
@richardliller7679 6 месяцев назад
Does that engine even turn a full revolution before it starts? Sweet !
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Gotta love a perfectly tuned engine :)
@gregdowd939
@gregdowd939 6 месяцев назад
I like the sound of the third muffler combo
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Ha Ha yep open exhaust seems to win every time. Thanks for following and Please subscribe to my channel and make sure to hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@ScottTeeselink-ik2fz
@ScottTeeselink-ik2fz 2 месяца назад
Both mufflers sound great but I love the sound of the Dynomax. In order to make a standard 400 hp (1977 - 500577 block), what would you do to make it perform? I'm looking for an upper 12 second street car. It has 3:42 gears, a holley 750, torquer 2 manifold, 1.52 scorpion Rocker Arms, a custom grind cam thats slightly hotter than the Ram Air 3, hooker headers, thought I wasn't to change to ram air exhaust manifolds, a coan torque converter Eventually, I'd let to get a 3 angle valve job Should the heads be ported and polished as well? I was thinking of getting an Edelbrock performer for and getting a perfor m ance kit for rochester carb from Clifs. What do do you think? Any suggestions?
@dcimotorsports1111
@dcimotorsports1111 Месяц назад
Scott the 557 blocks are pretty weak and the mains will blow out with not much over 400 HP. So you may want to consider an earlier block to build on. I would not use the performer, the performer RPM is a way better intake. Q-Jets are awesome carbs, but will require a killer fuel system for anything over 350 HP. With the correct cam and cylinder head work 12's is achievable. Porting would just be icing on the cake.
@davidkay6241
@davidkay6241 6 месяцев назад
Love your videos. Im building a 428 with ported 96 heads. Was wondering your opinon of a nice street strip cam? Its going in a 69 gto with 355 gears and 2800 stall. I was going with a hyd. Roller. Thanks have a nice day
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thanks for following !!! Make sure and check out our bench racing Podcast every Wednesday night from 7PM to 8PM Eastern. I will be promoting cam packages and other products for exactly what your doing.
@michianabaddriversin4690
@michianabaddriversin4690 6 месяцев назад
I like the Dynomax sound
@myronstrate3533
@myronstrate3533 6 месяцев назад
Definitely like the first muffler.
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Thanks for following !!! Please subscribe and hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@timothyhall7153
@timothyhall7153 5 месяцев назад
Throttle response is going to be phenomenal when nothing is bolted to the crank
@wedge4hire
@wedge4hire 6 месяцев назад
With a stroke of nearly 4 and a quarter inch, you would think this powerplant would be less cooperative when it came to higher rpms! This is one strong Pontiac!!! Great job guys!!
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank U and Thanks for following!!! Please subscribe to our channel. Don't for get to hit the notification bell for any future videos we do :) I have a Standing invite to come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@wedge4hire
@wedge4hire 6 месяцев назад
@@dcimotorsports1111 Thanks much for the invite! Love talking engines! Got a new subscriber!
@stevenbean9706
@stevenbean9706 6 месяцев назад
quadrajets work amazing when you rework them i used to get a lot from mondello performance they had a throttle shaft bushing kit that kept the carb from pulling air and howling that with a few other small improvements and it was an awesome carb
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Yes they are !!! Not many put 2 and 2 together with the name of my company, but the DCI in my company stands for Don's Carburetor INC. I changed the name of my company in 1995 when I bought my partner out. So I have a very good understanding of the Rochester Quadrajet and actually wrote a hop up manual on them. I still have the master copy somewhere around here :)
@stevenbean9706
@stevenbean9706 6 месяцев назад
@@dcimotorsports1111 I rescued quite a few of them from dumpsters do you guys have an online store that sells stuff for them ? Im building a mopar 383 i plan on keeping a few quadrajets on the side for different situations.
@kalybnielsen4183
@kalybnielsen4183 6 месяцев назад
​@@dcimotorsports1111And what's the name of it? I don't need one, but I'd like another one, for some reason I enjoy the QuadraJet manuals, have every GM one available from the early 70's to the early 90's, I have a Gherraty one, he focused on RV economy and power, it's good reading. The people that criticize or trash on QuadraJet's either don't understand them or have never experienced a great running one
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
I will dig out my master and post a short on it and reprint some for sale. Stay Tuned :) @@kalybnielsen4183
@fathertime7923
@fathertime7923 5 месяцев назад
The 750 quadrajet was one of my favorites, albeit hard to come by. I'll take the dyno-max muffs any day, since I do more than idle.
@billyoung4089
@billyoung4089 6 месяцев назад
Second mufflers had more of the crackling sound. I like it 👌.
@user-gp8ij4pq4f
@user-gp8ij4pq4f 6 месяцев назад
I had a 455 Pontiac engine in a 69 Catalina it was awesome
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Nothing like the big TQ of a Pontiac 455 :)
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Please subscribe and hit the notification bell for future videos. Come hang out with us every Wednesday night on our Bench Racing Podcast from 7PM to 8PM Eatsern.
@cammer68oliver2
@cammer68oliver2 6 месяцев назад
Man! Snappy! Sounds great with lift in the low .500s! Beautiful! And flowmasters alllllll the way, man! Next best thing to open headers! Lol. Those other ones make it sound like a darn putt putt patty wagon. 🤣🤣🤣
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Ha Ha Flowmasters definitely have a way more aggressive sound.
@flyboy8364
@flyboy8364 3 месяца назад
What kind of choke is on that carb? Looks like a hot air carb but i dont see it connected to the intake.
@dcimotorsports1111
@dcimotorsports1111 3 месяца назад
This is a later model carb with an integral choke and choke housing. These were either heat actuated or electric. We put a electric choke stat on this one.
@richardstall4351
@richardstall4351 6 месяцев назад
Nice 👍 my friend back in highschool stuck a 455 in a 80's Buick regal everything stock until he was board and wanted more power but to blow the engine he ran a can of Eather into the back 4-barrow it already would smoke the tires into drive but before it would grab he hit the Either 😂 needles to say he only got to do that a few times before the engine went out that was a lot of fun but the motor All rebuilt was really nice he even out Run our township cops One night they were going to pull him over anyway so he stopped right in front of them about 2am in the morning and he gave that car Hell i sat on the Town bench and watched the whole thing 😂they never caught him but knew who he was and lived 😮 LoL
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Memory's !!! That's what life is all about :) Love the story 🥰 If you haven't already, check out our Podcast every Wednesday from 7PM to 8PM Eastern. Thanks for following 🙂 Make sure to hit the notification bell.
@richardstall4351
@richardstall4351 6 месяцев назад
@@dcimotorsports1111 thanks i will i also got to enjoy two chases by the cops once in my 1976 Camaro and once in my 1974 Chevy Caprice lol 😂 in the early 90's when the cops were a little bit better then they are now but okay 👍 thanks
@kennydaiker1980
@kennydaiker1980 6 месяцев назад
I'm a die hard Flowmaster guy,awesome mufflers
@Bryan-Hensley
@Bryan-Hensley 6 месяцев назад
I took one of those and bored it .108, put AMC 390 12:1 piston which had the perfect piston pin position to use Chevy .400 over length rods which had a smaller rod journal than the 455. Offset ground the crank by .030 stroking the engine to .060. Came out to I think 502 ci with 14:1 compression with the small chamber heads. It was in the 1980s when I did it.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Cool, I like cross breading to get something unique :)
@nunyabiznuss124
@nunyabiznuss124 6 месяцев назад
It'll almost idle smooth once the mass of the torque converter is added.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Its does effect it some but not as much as you might think. Thanks for following !!! Please subscribe to my channel and don't forget to hit the notification bell for any new videos I post. Also you have a standing invite to my Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern. Hope to see you there :)
@junechris
@junechris 6 месяцев назад
I like the sound of the hooker aero chamber mufflers, had em on my built engine. Idled similar to this one
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
I have never ran a set of those. I'm a Dynomax or Magnaflow guy. Used to be a Flowmaster guy when I was younger LOL. Thanks for following !! Check out our Podcast every Wednesday night from 7PM to 8PM Eastern.
@JasonRSmith-ch5gs
@JasonRSmith-ch5gs 5 месяцев назад
I like the dynamax better but I like it straight pipe best good job on motor guys sounds great
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Thank You !!! Thanks for following, Please subscribe and hit the notification bell for our future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@oldschooltwist18
@oldschooltwist18 6 месяцев назад
is that the xr288hr cam? i have same in my 400 stroker but mine sounds more radical than that for some reason. i have pypes violator appropriately named but that thing sounds nice
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thanks for the Kudos !!! Yes its the High energy 288. Depending on how low you like your idle it can sound way meaner.
@oldschooltwist18
@oldschooltwist18 6 месяцев назад
@@dcimotorsports1111 mines dialed in at 107 so hits pretty hard. I'm at 11.87:1 on dished piston w 56 cc heads. It's on my channel w wenzler tunnel ram
@fastmachines500r8
@fastmachines500r8 6 месяцев назад
Nothing like a Pontiac engine
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
My Dad got me hooked when I was a kid. He always had some kind of a fast Poncho while I was growing up. I have fond memories of him rowing through the gears in his 67 GTO, 63 Catalina with a 421, 68 Firebird, ^9 Firebird you get the idea lol.
@user-nt6xr3eb3u
@user-nt6xr3eb3u 6 месяцев назад
Flow master
@johnholland3476
@johnholland3476 6 месяцев назад
I had a 421 pontiac & 389 that would bust built small blocks and Dodges ,,fords never got close
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Nothing like Poncho TQ especially on the street🙂 Thanks for following !!! Please subscribe to my channel and don't forget to hit the notification bell for any new videos I post. Also you have a standing invite to my Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern. Hope to see you there :)
@craigcricket7932
@craigcricket7932 6 месяцев назад
Thank you. I have a '73 Pontiac Grandville Convertible. 455- 4:bbl. Roughly, how much does it cost to do what you did there? My motor is stock with 60,000 actual miles.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Thank You for following !!!! send me an email and will send you a quote for build like this. dcimotorsports@sbcglobal.net
@Tatertot_Tommy
@Tatertot_Tommy 6 месяцев назад
Does it tach up that quick with the weight of a torque converter and the load of an automatic transmission bolted to it? A lot of times that'll slow that spin up down.
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Mine do, but your correct if the engine isn't making enough TQ to over come the inertia or weight of those parts. An example would be a small block chevy. They are pretty snappy without the added weight, but slow down a little when added because they are not known to be TQ monsters.
@Tatertot_Tommy
@Tatertot_Tommy 6 месяцев назад
@@dcimotorsports1111 I had a poncho 455 that I put in a 78 T/A, and yeah, it definitely was a torque monster!
@braswilliams6301
@braswilliams6301 5 месяцев назад
I like the Dynomax
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Thanks for following !!! Please subscribe and hit the notification bell for future videos. Come hang out with us every Wednesday night on our Bench Racing Podcast from 7PM to 8PM Eastern.
@alanbrooks3670
@alanbrooks3670 6 месяцев назад
That's all I'd ever have on my cars is quad jet carbs 71 monte 77 and 84ss they are the best for the buck, and for use in a daily driver as well
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
It seems people either love them or hate them. I personally love them and use them whenever possible. The only issue with a Q Jet is their fuel bowl size. You have to have a killer fuel pump and big enough supply line.
@racer67
@racer67 6 месяцев назад
Them flowmasters sound good I got them on my 67 Impala 283
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Seems like the Flowmasters are the leader in sound for everyone :) Thanks for following !!! Check out my Podcast every Wednesday from 7PM to 8PM Eastern
@elainestamper3873
@elainestamper3873 6 месяцев назад
Sounds just like the 400 in my TA my 400 really turns on the rpm ! Been told if I switched to 455 it wouldn’t turn nearly as hard as the 400 with the same cam and parts
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
400's are fun and have a little broader power band than the 455. I love the 455 for its TQ though. Thanks for following !!! Check out our Podcast tonight and every Wednesday night from 7PM to 8PM Eastern.
@Junkers024
@Junkers024 6 месяцев назад
i wanted to hear it whacked, open header and what is that bute gettin into ?
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Ha Ha maybe the next video we can do that. Its going into a 69 GTO :)
@davidroberts3692
@davidroberts3692 6 месяцев назад
Always did like the Quadrajet carb. Had a 1966 Olds 88 with the 425 high compression engine, had the Rodchester 2 bbl when I bought it, changed manifold and put on the Quadrajet and never looked back. If you got a good one they were great if not what a pain in the a#$. 😅
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
A Q-Jet when set up properly like you say can't be beat for an every day driver and even some race applications. Thanks for following !!! Please subscribe and make sure to hit the notification bell. Check out our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@mechanicjamz
@mechanicjamz 5 месяцев назад
3 chamber delta flows. But WOT no mufflers
@scottkernan9007
@scottkernan9007 6 месяцев назад
Course nothing sounds better than open headers lol
@Dallas-Rife-UDX-347-Tennessee
@Dallas-Rife-UDX-347-Tennessee 5 месяцев назад
Very disappointing not getting to hear that throttle crack to 5K in the open header layout 😫 Very healthy sounding though Nice job guys
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Check out my other video I done with open headers :) Thanks for following !!! Please subscribe and hit the notification bell for future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@cryipticcreep5586
@cryipticcreep5586 6 месяцев назад
When running.... RU-vid subtitles....(Music) Yes RU-vid you are correct 💯
@gadaws1
@gadaws1 4 дня назад
Are you running dish pistons in it to get that compression ratio
@dcimotorsports1111
@dcimotorsports1111 2 дня назад
No they are a flat top with 2 valve reliefs. The #64 heads have bigger chambers factory rated them at 87CC, but most measure around 93 CC's. Another contributing factor is the pistons are usually around .022" to .028" in the hole which reduces compression as well. So in reality off the production line engines that were rated at say 10.5 to 1 were actually closer to 9.5 to 1. That's why all your NHRA Stock and Super Stockers blueprint their engines to factory ratings.
@hphillips7425
@hphillips7425 5 месяцев назад
Nice. Dynomax especially if they were a little louder
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Thanks for following, Please subscribe and hit the notification bell for our future videos. Come hang out with us on our Bench Racing Podcast every Wednesday night from 7PM to 8PM Eastern.
@jeffleary1598
@jeffleary1598 5 месяцев назад
Number 2 muffler sounds nasty when you give it the bean. Till then it’s class
@dcimotorsports1111
@dcimotorsports1111 5 месяцев назад
Thanks for following, Please subscribe and hit the notification bell to get notified of our new videos. Come hang out with us on our Podcast every Wednesday nights from 7PM to 8PM Eastern.
@kennethcohagen3539
@kennethcohagen3539 6 месяцев назад
It sounds pretty mean! I like the dynomax mufflers, but I would run them with cutouts. I like the quieter mufflers because I like sleepers. I would probably add a resonator.
@joefradette8137
@joefradette8137 6 месяцев назад
That's what he's going to do.😀 I know Craig, who this motor is being built for.
@ronaldikey3421
@ronaldikey3421 6 месяцев назад
it would be great to catch up, still out in randolph?
@dcimotorsports1111
@dcimotorsports1111 6 месяцев назад
Yep 2477 State Route 44 Atwater 44201
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