Originally posted by STS211
hey srry to get off subjecti just wanted to know what he 2 bearing sizes are in the engine because i am going to replace them with ceramic bearings. One more question does the d5 6.5mm carb fit in the rs5 and is it worth buying?
MR6801C & MR607C.
I have tested Boca on my STS for a while and work fine.
If your crank case is black old version,the new carb can't fit.