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CPOlesen · 05-22-2008, 03:44 PM

I am not an engine builder!!!! I had a roller motor do the same thing yours did and it was caused by the engine builder installing the cam 12 deg fast. therefore the pistons hit the valves and the rest is history.

05-22-2008, 03:44 PM	#12
CPOlesen Junior Member Join Date: Dec 2007 Location: Chandler, Oklahoma Posts: 23 Likes: 0 Liked 0 Times in 0 Posts	Re: Engine failure question I am not an engine builder!!!! I had a roller motor do the same thing yours did and it was caused by the engine builder installing the cam 12 deg fast. therefore the pistons hit the valves and the rest is history.