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Old 09-17-2007, 02:08 AM   #9
FLEET72
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Join Date: Jan 2007
Location: Sonoma, CA
Posts: 521
Re: 305 v8 or 250 I6 for better mpg

I had a '60 long step Apache 10. It had a 350/465/3:08 Quadrajet on an Edelbrock Performer. I averaged 16 - 18 mpg in that heavy beast. My '72 SWB has a 350/350/? Edelbrock 1506, best I can get is ~14. Both trucks had/have headers and dual exhausts.
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Oscar
'72 Shortbed Fleetside
'95 Jimmy 4X4
'69 GMC Custom Camper
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