What kind of gas mileage do you get with your 67-72? - The 1947 - Present Chevrolet & GMC Truck Message Board Network

Barnfind46 · 10-01-2018, 03:04 PM

12 to 14 MPG is not out of reach.Keep your tire pressure at the top of the safe usable range for your tires and keep it in good tune and you should do better. I do know that fuel with ethanol tends to drop mileage a bit. Mine is a C-20 with a 327, TH 350 and 3.73 gears. I get about 14 to 15 MPG.

P7M89MM · 10-01-2018, 03:11 PM

6-7mpgs

. ZZ502, built th350, 3200 stall, 3.73 posi.

10-01-2018, 03:04 PM	#1
Barnfind46 Registered User Join Date: Aug 2014 Location: Mena,Arkansas Posts: 485	Re: What kind of gas mileage do you get with your 67-72? 12 to 14 MPG is not out of reach.Keep your tire pressure at the top of the safe usable range for your tires and keep it in good tune and you should do better. I do know that fuel with ethanol tends to drop mileage a bit. Mine is a C-20 with a 327, TH 350 and 3.73 gears. I get about 14 to 15 MPG. __________________ 68' with no bells or whistles unless I add'em.

10-01-2018, 03:11 PM	#2
P7M89MM Registered User Join Date: Apr 2017 Location: Spokane, WA Posts: 101	Re: What kind of gas mileage do you get with your 67-72? 6-7mpgs . ZZ502, built th350, 3200 stall, 3.73 posi. __________________ 71 Cheyenne LWB - RideTech Air, zz502, 20" Torq Thrusts 16 Sierra - Bilstein 6112/5160, 33" Duratracs, Method Race Wheels, GMPP Intake, Borla Exhaust 15 4Runner - Icon Coilovers, 33" Duratracs, Pro Comp Wheels, NFABs 16 Malibu Response TXi



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