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Re: Impressed with my truck's mileage.
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Originally Posted by 68longhorn
Even better is my 1978 Caprice with a GMPP 350 H.O. backed by a th350 and 2.41 gears gets about 26mpg all highway. This makes me think with a fresh motor my truck could get better!
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That is amazing. Seems GM cars from that era got decent highway mileage. Is the main reason because of the gearing because if you put a 2.41 in a C10 and did all highway, I doubt it would get 26. Maybe the bed has the biggest affect?
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87 Chevy 2wd SWB: 305/700r4 Dual Exhaust, K&N Filter, Injector Pod Spacer, TBI Spacer, Belltech Front Sway Bar, Corvette Servo, Western Chassis 4/6 and c-notch
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