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John Holka MX
John Holka MX
John Holka MX
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Kawasaki motocross rider #113 from Michigan.
Комментарии
@danw9946
@danw9946 25 дней назад
Wait, you’re in Michigan? That is my local track in midland.
@ricknoonan9451
@ricknoonan9451 Месяц назад
what class you running?
@lIlIlIlIlIlIIIIIIII
@lIlIlIlIlIlIIIIIIII 2 месяца назад
“Super rough track”. 😂 Poor bubba! 🤣
@javiermachado9643
@javiermachado9643 6 месяцев назад
Impresionante como quedo esa maquina 😍😍❤️❤️🤙🏻🤙🏻 y como suena 👂🏻👂🏻🤩🤩😍😍
@yohanruiz8347
@yohanruiz8347 6 месяцев назад
Can anyone tell me if the Vertex brand pistons are worth it?
@JohnHolka
@JohnHolka 5 месяцев назад
Vertex pistons are some of the best out there.
@gaborsaska8401
@gaborsaska8401 11 месяцев назад
Hi.This is good job!👏Athena is cilynder is 500cc?Another question is how much money is all this?
@michi_danksta
@michi_danksta Год назад
I need to replace a crank in a 2019...I haven't bought a manual. I need to know is the flywheel removal tool a 28x1mm thread pitch? Thank you. I'm near Flint.
@Jacob_Walterreit734
@Jacob_Walterreit734 Год назад
The moto packout is an absolute game changer, the absolute shit.
@JohnHolka
@JohnHolka 10 месяцев назад
Definitely man, I have a whole rolling setup now and love it!
@bikelifewithalex120
@bikelifewithalex120 Год назад
I need an aftermarket Exhaust. That stock one is way too long. Hows the Pro Circuit?
@Motoinc
@Motoinc Год назад
So satisfying to watch..... Thats gonna be one of the best engines you can buy for normal people
@Gabriel-rn1si
@Gabriel-rn1si Год назад
Conteúdo incrível, amo essas moto de corrida ❤
@Mostviews111
@Mostviews111 Год назад
All those stickers on the motor make it look amature af.
@JohnHolka
@JohnHolka Год назад
I’d beg to differ, sir. I’ll put whatever stickers I want on my bike. Thank you very much. 😊
@hunterwilliams0420
@hunterwilliams0420 Год назад
Looking comfy out there, great riding! Team green all day!
@JohnHolka
@JohnHolka Год назад
Thanks man, team green all day for sure. 🤘🏼👊🏻
@bready4christ96
@bready4christ96 Год назад
Bike is awesome!
@Fixin2Ride-Official-
@Fixin2Ride-Official- Год назад
Good Day! Had a lot of fun there that day. Deff going back! I want to hit Valley practice day too. When you passed in that 3 moto I hung with you for about 3 turns and then you just started walking me. LOL I gotta get my turn game down better. That and committing to the bigger jumps.
@JohnHolka
@JohnHolka Год назад
That was definitely a good ride for all of us. Corners are my biggest struggle too, so I don’t have much advice besides all the basic technique stuff lol. Big jumps seem to just come naturally with more experience though and as you gain more confidence!
@JohnHolka
@JohnHolka Год назад
We need to hit up Valley this season for sure.
@GYPSYTALES
@GYPSYTALES Год назад
Great build!
@JohnHolka
@JohnHolka Год назад
Thanks Gypsy! 🤙🏼
@1mikewalsh
@1mikewalsh Год назад
Whoever ported that head didn't have a flow bench. Or even a piece of sandpaper to smooth that out. Besides behind the valve doesn't look right, no neck. Now well best of luck hopefully you don't run into any of my motors at the drag strip ...
@eh7399
@eh7399 Год назад
This is a sick video I hope your channel blows up crazy
@chupapi2250
@chupapi2250 Год назад
Now get the pc linkage and the suspension will be godly
@LouisAKirouac95
@LouisAKirouac95 Год назад
🇨🇦🙏
@juomahullu
@juomahullu Год назад
how much horsepower that beast make?
@JohnHolka
@JohnHolka Год назад
I’m estimating 63. The stock 450sr makes 60.5hp. So with this thing having slightly higher compression, an aggressive port and epoxy job, 5 angle valves and a vortex ecu, it’s gotta have at least a couple extra horses lol
@juomahullu
@juomahullu Год назад
@@JohnHolka yeah for sure!
@stringbender247
@stringbender247 Год назад
I wish there was a mechanic where I live like this
@juancruzmartinez448
@juancruzmartinez448 Год назад
La estrella ninja !!!🎌🇯🇵🇯🇵🇯🇵🇯🇵✨✨
@javonta4422
@javonta4422 Год назад
I’m getting a new 2023 kxf450 this summer and I want this exact same racing setup. Know anyone who can help ??
@schmittyshow8998
@schmittyshow8998 Год назад
how is the guts wing seat?
@jarednelson1865
@jarednelson1865 Год назад
No torque wrench? Especially on the triple clamps? Cringe
@devinlawson4093
@devinlawson4093 Год назад
17 and 21nm
@bugs7425
@bugs7425 Год назад
Can you talk about how it runs on the track? Did you change gearing? Was it dyno tested? Is it too much power to control or does it retain the smooth characteristics of the stock engine? Thanks
@JohnHolka
@JohnHolka Год назад
I’ll be doing a detailed ride review and breakdown of all my mods and how they affect the bike in the near future!
@iantakacs6388
@iantakacs6388 Год назад
Hands down sexiest bike I’ve ever seen, this thing will make any 450 owner jealous sheeeeesh you’re creating some amazing bikes keep this fire ass content up boss your killing it✊🏼👍🙌🤯
@JohnHolka
@JohnHolka Год назад
Thanks a lot my dude, definitely much more content on the way!
@johndevinaspre676
@johndevinaspre676 Год назад
@martin barr's CRF450 damn save some pussy for the rest of us man
@HennyTRX3773
@HennyTRX3773 Год назад
Why u4.4 over t4? Jw I honestly don't know
@JohnHolka
@JohnHolka Год назад
In my experience I’ve had better luck with u4.4 than t4. T4 is a much cleaner fuel though and better for the average racer.
@HennyTRX3773
@HennyTRX3773 Год назад
@John Holka MX I have a 21 ktm450 factory edition. I use t4,love the smell lol. But never knew which is better
@leehepton7091
@leehepton7091 Год назад
Masterpiece absolutely love it❤❤❤
@Chad_Heishman
@Chad_Heishman Год назад
Nooooo don’t use U4.4 🤦🏻‍♂️
@adrianpeterson8329
@adrianpeterson8329 Год назад
Wht cams n valves u used to get the 63hp do u have a dynjet r a aftermarket ECU thts been flashed?
@Scythe_Voltage
@Scythe_Voltage Год назад
I know money is irrelevant to racers but that bike is too nice to be thrown around the track like a rental😢 the bike would be perfect without that exhaust tip damage
@JohnHolka
@JohnHolka Год назад
Haha the carbon tip got slightly damaged and a new one was like $150, so I just epoxied it. 😅
@mixtips637
@mixtips637 Год назад
Looks factory
@billturner1240
@billturner1240 Год назад
Nice !!! That is nice... what else is there to say... lol
@JohnHolka
@JohnHolka Год назад
I appreciate that sir!🤘🏼
@cupwalker24.7
@cupwalker24.7 Год назад
Why is this Kart Engine in a Dirt bike Frame ? Looks funny ? Open Outlaw Karts 💪🚀🤠 Be safe and use all the Power ;)
@JohnHolka
@JohnHolka Год назад
No kart engine, just a regular kx450 motor built into a 63 horsepower fire breather.🤘🏻
@adrianpeterson8329
@adrianpeterson8329 Год назад
So wht cams n all u changed to get the 63hp? I got a kx450 I'm building to just want some pointers.
@Johnysins605
@Johnysins605 Год назад
Heat CYCLE!!
@firatG47
@firatG47 Год назад
Just pure Art.
@Subscribe840
@Subscribe840 Год назад
Sickkkkk
@rochellestanley9532
@rochellestanley9532 Год назад
U4.4 best fuel ⛽️ ever….
@JohnHolka
@JohnHolka Год назад
Totally is!
@keithpeterson6108
@keithpeterson6108 Год назад
It ruins anything rubber though. All oxygenated fuel is rough on rubber.
@JohnHolka
@JohnHolka Год назад
@@keithpeterson6108hmm that’s interesting. Been running O2 fuel for years, but I’ll keep an eye on intake boots, etc. I imagine it’d be horrible for 2 strokes then, since raw fuel actually contacts the crank seals.🤔
@keithpeterson6108
@keithpeterson6108 Год назад
@John Holka MX Yeah, it's rough on float needles, all the o-rings in the carbs & fuel pumps. It's mostly anywhere the fuel is held more so than where it contacts. All the gnarly stuff evaporates off the intake tract & inside the engine. So it's not as rough on bigger items like intake boots & crank seals. I used to run it & a few other "flavors" from VP but don't anymore. I ended up having to replace all the rubber in my 2stroke carbs (buddies as well). It was such a hassle to drain it out after every ride vs the little extra jam it gave. In my efi bikes, I didn't want to deal with pulling the tank & purging the system, so I never ran it in those. Put some in a red solo cup sometime, it eats the cup! Lol
@NickW90
@NickW90 Год назад
@@JohnHolka twisted who mapped your vortex recommends not using u4.4
@jaredamoroso8273
@jaredamoroso8273 Год назад
Awesome build and that bike is sick looking. We're did you get your graphics from?
@JohnHolka
@JohnHolka Год назад
Thank you! Throttle Syndicate does my graphics. Best designs in the business!
@treythompson6498
@treythompson6498 Год назад
that thing is gonna rip, never heard a 450 rev through the rpms that quick
@JohnHolka
@JohnHolka Год назад
Yea I think she’s going to be a fire breather for sure! We shall find out soon, maybe another video on the way. 😏
@tcdash2963
@tcdash2963 Год назад
Mine runs threw em, and probably one of the smoothest bikes I’ve ownef
@matjj676
@matjj676 Год назад
I could tell the suspension setup was an issue on the 450. Getting that corrected would account for a few seconds a lap easily.
@JohnHolka
@JohnHolka Год назад
Yea absolutely. It’s been a big problem for me on that bike. The bike is amazing minus the current setup. The stock setup was way better tbh. Going back to stock +1 compression shim and cannot wait
@JohnHolka
@JohnHolka Год назад
It’s definitely more fun on a 250 being able to just go ride and have fun. The mood gets all serious when you get on a 450 lol
@tentative22
@tentative22 Год назад
I always knew you were faster on the 250! Cannot wait to see the new machine!!
@YoYoZamolo
@YoYoZamolo Год назад
Who was on the Honda that left everyone for dead 😂
@JohnHolka
@JohnHolka Год назад
I forget the guys last name, but when I got back home that day I looked him up on Facebook because he was fast and we battled it out a few times. Apparently he placed in the top 15 at Loretta’s in the 30+ class the last couple of years. Made me feel good since I was at least able to keep him in sight on the track lol
@YoYoZamolo
@YoYoZamolo Год назад
@@JohnHolka I noticed as soon as he went past you dropped the hammer and went with him 🤣
@JohnHolka
@JohnHolka Год назад
@@YoYoZamolo​ You know I had to! Lol a little competition always brings out the best of us. In racing and in life💯
@jakecaroen
@jakecaroen Год назад
when was this?!?!? Don't tell me I missed a ride!
@JohnHolka
@JohnHolka Год назад
It was a little while back, I’m thinking sometime in mid November. I’ll check on my computer when I get a chance!
@Fixin2Ride-Official-
@Fixin2Ride-Official- Год назад
Nice! This was a fun day and that bike rips bro!
@JohnHolka
@JohnHolka Год назад
Yes it was! Thank man, I have a lot more fun on this 250 than I do on the 450 to be honest!
@JohnHolka
@JohnHolka Год назад
Right! Especially on decel it has that nice throaty high compression sound. Still undecided on if I’ll get a new 250 or 450 next lol
@tentative22
@tentative22 Год назад
I love that bike. She sounds so mean.