I used this motor in a street legal '67 cl90 dirt/street tracker build. Using the stock lighting coil, external mounted oil cooler and VM26 mikuni carb.
It. rips. It is such a fun little screamer on the road. And the motor is flawlessly bulletproo... Read Full Review
I put this engine in a 1982 atc70 3 wheeler and wow it scares me very fast and responsive engine only downfall is the carb but I found that a crf100f carb works wonders for this engine very powerful... Read Full Review
Great engine with my Sach Madass motorcycle! Swap my madass 125 engine with the piranha 140 w/ mikuni 22. With a AssPipe exhaust and 39T rear 428...Wow, big difference in speed. Had to replace stock lights to LED and added yamaha universal headlight ... Read Full Review
I put that engine in my crf50. Wowww I love it!!!!
I got it with 26mm carb. Worth every penny. To install I need to lift my fuel tank, put spacers on my food pegs bar and change sprocket for 420 size. This engine rocks. If you don't have extendet sw... Read Full Review
this motor has great power i got the 26mm carb uprade. high quality had no issues bolted right into my xr70. very pleased with tbolt and there fast shipping good buy.... Read Full Review