port

Hi guys. Just did a moderate port job on my Lifan 125 head. Bike kicked over and idled first kick. Revs up when choke is applied. However, when I attempt to bring the revs up with the throttle, it dies and stalls out. Running a Mikuni 26mm but have an Oko flat slide on the way. I assume my...

Hey guys, been very busy lately, and I have finally got some spare time back! Any way, I am thinking of getting some engine work done, but am pretty much clueless. I am thinking- Lightened flywheel, port and polish, and high comp piston (do they make them??) Now, the polishing I can do...

whats up i just took apart the top end and ported my OPBS X 125cc...i replaced my cam and all the head gaskets and when i was breaking it is i noticed there is a tiny bit of white smoke coming out during idle. I have only let it idle i haven't ridden it yet so i don't know how it performs but...