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ol Curt · 12-31-2008, 10:37 PM

I think the newer ones made 10-12 more h.p. Don't quote me on this, but I thought there was an issue with headers on one with integrated head.

12-31-2008, 10:37 PM	#6
ol Curt Junior Member Join Date: Dec 2006 Location: Newburgh, IN Posts: 1,247	Re: Anyone Using 4.1 Straight Six Engine? I think the newer ones made 10-12 more h.p. Don't quote me on this, but I thought there was an issue with headers on one with integrated head.