Winnipesaukee Forum - View Single Post - Oil type viscosity / Regular or Synthetic ?

BroadHopper · 07-08-2021, 03:17 PM

I agree with DAVE R. I use Rotella exclusively in my 454 Mercruiser. 1200+ hours before a rebuild. 15w-40.

07-08-2021, 03:17 PM	#11
BroadHopper Senior Member Join Date: Oct 2004 Location: Laconia NH Posts: 5,512 Thanks: 3,118 Thanked 1,090 Times in 784 Posts	Rotella I agree with DAVE R. I use Rotella exclusively in my 454 Mercruiser. 1200+ hours before a rebuild. 15w-40. __________________ Someday may never be an actual day. Last edited by BroadHopper; 07-08-2021 at 03:18 PM. Reason: spelling