will a 1991 k1500 chevy 5.7 engine be compatible in 1998 chevy k1500 that had 5.7
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?
It will not be a straight forward the 91 is a obd1 system and the 98 is an obd2, so some electronics and manifolding will have to be changed.
A vortec and throttle body have diferent degree heads.intake off vortec will not bolt tohead ofthrottle body engine.
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