Puch Racing Dyno test.17,8 hk 

The dyno was set to max revs 19000 rpm. The Puchen revved 12700rpm

Hi, the saddle is a Swedish model. cylinder is hard to explain without pictures Unfortunately, but a lot of work has gone into it.

@@59TOMPA i am guessing 3 exhaust ports, and 2 extra boost ports? And high port timing. Thanks

Hi one port exhaust 198 degrees booster channels 132 degrees. 1 extra booster