The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - lookin to put an overdrive in my 85 c20 4x4

timcrow00 · 10-13-2009, 11:56 AM

whats the best option. im wanting the gas milage but would need something to hold up to a built 350 and heavy hauling occasionally. i would also like to keep my np 203 transfer case just to save money but wouldnt be opposed to an upgrade on it either.

10-13-2009, 11:56 AM	#1
timcrow00 Registered User Join Date: Mar 2009 Location: mulvane, KS Posts: 200	lookin to put an overdrive in my 85 c20 4x4 whats the best option. im wanting the gas milage but would need something to hold up to a built 350 and heavy hauling occasionally. i would also like to keep my np 203 transfer case just to save money but wouldnt be opposed to an upgrade on it either.