will a 1991 k1500 chevy 5.7 engine be compatible in 1998 chevy k1500 that had 5.7

Asked by tlnems Dec 02, 2013 at 03:44 PM about the 1998 Chevrolet C/K 1500 Cheyenne Extended Cab RWD

Question type: Maintenance & Repair

will a 1991 k1500 automatic 4x4 5.7 engine fit (replace) in a 1998 k1500 automatic, 4x4 that has a 5.7 engine without changing electronics?

3 Answers

RVSparks answered 9 years ago

A vortec and throttle body have diferent degree heads.intake off vortec will not bolt tohead ofthrottle body engine.

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Mariano answered 5 years ago

you have to swap the heads and intake manifold from ur old motor and put it on ur new motor i was wondering the same thing expect a 91 to a vortec an saw that i would just have to swap the heads an intake manifold to the new motor

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10

Guru8P6F7 answered 4 years ago

Can I change out on a 1996 gmc 350 fuel injected in put it in a 1991 chev 1500 or what will I have to do the 91 was a350 also but not a fuel injected

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