Originally Posted by
savage24x
Bumping this thread. Doing this exactly. 9886/41001 is next purchase. Have the 8mm insert and #6 glow plug (comes stock). Pulling brass shim whenever my longer set of precision flathead screwdrivers come in. Going to run on 25% VP PowerMaster fuel. Should be a nice little engine for my Serpent Truggy!
Until the rod starts hitting the bottom of the sleeve. Unfortunately quality control seems to be lacking. My first batch was 2 palomas...no issues. 2nd batch I purchased 3 and all 3 rods hit the sleeve

; last season I would recommend this engine to anyone, Now I would suggest you stay away!!