T t500hps Charter Member Nov 6, 2010 #1 I've always had BBC's and have run straight 40wt or 15-50 engine oil. Going to winterize my fathers open bow with a Volvo Penta 5.0. What's recommended to go in it, 10w-40, 10w-30?
I've always had BBC's and have run straight 40wt or 15-50 engine oil. Going to winterize my fathers open bow with a Volvo Penta 5.0. What's recommended to go in it, 10w-40, 10w-30?
Perlmudder New member Nov 7, 2010 #2 I have the same engine but fuel injected, we use straight 30 synthetic
