updating engine from a 91 throttle body 350 to a vortec...
July 3rd, 2011, 5:01 PM
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updating engine from a 91 throttle body 350 to a vortec...
i own a 91 3/4 ton cheyenne with an old 350 and a 4 speed tranny. ive recently been contemplating swapping for a newer vortec to increase power and performance. just wondering how feasable it is and what challenges will be faced.
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