Live from the Sonoma LODRS

[Thomas S]

Originally Posted by Dyno

The 352 is a new Boss 302 block with a 3.400 stroke, 4.060 bore. It uses the Z304 aluminum heads with a nice roller cam. The 428 is a tall deck 302 with a 4.080 bore - 4.100 stroke, same heads but a bigger cam. They both use the same 4 hole throttle body like the Mopar uses. Wish I had one. Dyno

The 352cid engine is based on the Boss 302 block and the 428cid engine is made from the new Boss 351 9.5 deck block.