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Set the timing

bjmeunier

New member
"The top of my motor says the

"The top of my motor says the timing should be set at 8 deg BTC. My stupid question is...Is that at idle? It is a 3.0L Mercruiser MCM170, 1985. Thanks
Barry"
 
"Any time there's a timing

"Any time there's a timing spec, it reflects base timing, either at idle or at 1000 RPM. Maximum timing advance will occur due to a centrifugal or vacuum advance mechanism in the distributor."
 
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