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Blackpony · 09-09-2013, 11:12 PM

I am running 3.73 with my 5.7 4l60 combo and i average around 19-20 hwy. 3.42 might net a tick better but i doubt it. at 70 mph im around 2200 rpms

09-09-2013, 11:12 PM	#5
Blackpony Registered User Join Date: Feb 2013 Location: Aubrey, TX Posts: 308	Re: what gears??? I am running 3.73 with my 5.7 4l60 combo and i average around 19-20 hwy. 3.42 might net a tick better but i doubt it. at 70 mph im around 2200 rpms