engine oil

brian3127

Chief Petty Officer
Joined
Jun 10, 2007
Messages
507
New to me 1986 sea ray 270 sundancer w/ dual mercruiser 260's

what engine oil is recommended for this older engine
 

tank1949

Lieutenant Commander
Joined
Apr 4, 2013
Messages
1,894
New to me 1986 sea ray 270 sundancer w/ dual mercruiser 260's

what engine oil is recommended for this older engine
U live in south or north??? In NW Florida many burn 10w30/40. Crank up with 10w30 and see if it burns excessive oil. U may have to thicken oil. Most motors don't wear out, they corrode or rust out.
 

ROY WILLIAMS

Chief Petty Officer
Joined
Aug 8, 2022
Messages
400
New to me 1986 sea ray 270 sundancer w/ dual mercruiser 260's

what engine oil is recommended for this older engine
BRIAN 31227 THE ENGINE OIL 25-40 WT ...
MY ENGINE 470 MCM OIL 30WT AND THE SN PLUS 6 OZ ....1978 -2024 ENGINE VERY GOOD JOB ...
 
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