[Robert C.]

Originally Posted by twooldgoats

This looks like a good deal and something that's been needed for a long time for Pontiacs. Assuming it works, it's a whole lot cheaper and easier than what we had to go through to seal my cylinders (dry deck, O-rings, copper gaskets).

Can an existing IAII block be retrofitted easily?

Jim

Yes very easily done. When you purchase the set you get machine instructions to modify the block.

We have the ones for 4.350 bores in stock.