Quote:
Originally Posted by Formulabruce
496 is a great engine. I would put a larger transmission cooler, and change the spin on trans filter when you get it. This is mandatory.
There are Threads on this set up on GMTRUCKS.com.
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+1 on that. I forgot to mention that I installed a larger cooler and did the 3 change routine to switch it over to synthetic trans fluid. The later ones may have come with synthetic, I don’t know.
Murf