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NORMAL IDLE RPM FOR 325 HP Pleasurecraft engine

My engine dies if I reduce the

My engine dies if I reduce the RPM below 800 RPM at idle speed. I will check for vacuum leaks at this point. I guess the engine is running too lean below 800 RPM due to extra air from some place.
Do you agree?
What else should I consider.
JD
 
some motor need more

650 wa


some motor need more

650 was an average figure
u want to go as low as possible until it stalls
 
"That engine should maintain i

"That engine should maintain idle between 650 and 700 RPM if it is tuned to specs, and valves are sealing well. Check for vacuum leaks and then re-set timing to specs. If that doesn't allow idle to be maintained at 650 to 700, then do a compression check."
 
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