The piston pin clip must look like a G but now it looks like a C , a tiny piece must have broken off.
Originally Posted by
musti72
Off the topic;
I saw some of the racers changing PSR sets, and breaking in the engine again, but they wouldnt be as fast as they were at the first PS set.
Anyone knows why?
Several reasons.
- play on bearings and crankpin
- leak through worn crankshaft
- different portheights on the new P/S set.