the main stretch in TRC may not be long enough for the engine to reach and stay at high RPM (no discrimination)..........engine failures usually happen at higher RMP.....bigger tracks "abuse" engines more fully.
I also have a friend who had an JP crank broken...
The stock silver novarossi plug that came with the JP engine seemed to have durability and reliability problem. When I almost finished running in my engine, the engine would stall after a lap or 2. After replacing the plug, the engine ran without any problem.
The stock silver novarossi plug that came with the JP engine seemed to have durability and reliability problem. When I almost finished running in my engine, the engine would stall after a lap or ...
vigor 發表於 2010-2-18 10:06