Mechanics

"CAN USE 1989 454 HEADS ON A 454 BLOCK. SOME SAY NO AND SAY YES. I HAVE A LIFTER TIC NOISE USING THE ABOVE COMBINTION ON A NEW REBUILD..THANK S"

1996 Chevrolet Truck • 15 miles

I rebuilt a 1096 454 chevy motor. I used 1989 454 heads, engine runs good but has a lifter tappet noise. Some peolpe say can't use 89 heads on 96 block, will this make a deferents. Thank you
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Backshooter
December 3, 2011.




We only recommend direct fit parts. As far as the noise, if it is a lifter, the heads will not repair the problem.
AD

Not as far as the lifter noise.
Does it overheat? That would be my concern.

Roy


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