Quote:
Originally Posted by c_silva88
so ive been having trouble finding a small 4 cylinder car to use for a daily driver to save on gas. then last night a friend was saying he needed a motor changed in his truck and offered me his old truck if i changed the motor for him. so now im the proud owner of a 1985 f150 short bed step side. the truck had a carborated 4.9 and a 4 speed manual. plans are to lower it remove as much weight as possible swap a 5 speed from a newer f150 and change the rear end gears from 3.55s to 3.08, all synthetic fluids electric fan, tune up, and more. ill be doing the mods in steps to document mpg gains for each mod. the truck came with all the necessary pieces to make it road worthy and came with the 5 speed trans and tons of other parts
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Gotta love freebies.
I've personally seen 23mpg in mixed highway from a similar truck (4wd). I will be VERY interested to see if 25+ is obtainable with some mods on a 2wd.
Lowering could be a challenge with that twin I-Beam front though.
Good luck.
