87 V6 mileage ? - The 1947 - Present Chevrolet & GMC Truck Message Board Network

Blue71LWB · 01-20-2009, 05:05 PM

Anybody running a factory V6 (4.3 I think?) ? I was wondering about the gas mileage.

I did a search but came up empty.

Thanks,
Zac

vern350 · 01-20-2009, 05:07 PM

I ran a 4.3 TBI in a 88 GMC. 3.08 gears/3 speed/235/75/15 tires and got around 20 miles per USGAL depending on driving. Id say 15MPG+ average easy.

01-20-2009, 05:05 PM	#1
Blue71LWB Registered User Join Date: Nov 2006 Location: Alabama Posts: 120	87 V6 mileage ? Anybody running a factory V6 (4.3 I think?) ? I was wondering about the gas mileage. I did a search but came up empty. Thanks, Zac __________________ Working on my first 1,000 post. I'm sure I'll get there before this project is over .

01-20-2009, 05:07 PM	#2
vern350 like a rock Join Date: Nov 2004 Location: Ontario, Canada Posts: 517	Re: 87 V6 mileage ? I ran a 4.3 TBI in a 88 GMC. 3.08 gears/3 speed/235/75/15 tires and got around 20 miles per USGAL depending on driving. Id say 15MPG+ average easy. Last edited by vern350; 01-20-2009 at 05:09 PM.



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