Zz4

Can anyone give me any information to this particular motor?

4 bolt main 350, steel crank, powdermetal conn rods, pistons, anything else u wanna know

how much does it weigh? anything you know about this motor let me know. Its got aluminum heads right? Or is it all cast iron?

what did the zz4 originally come in?

Its a gen 1 cast iron block with corvette aluminum heads and is a GM performance parts crate engine it was not in a vehicle from the factory.

GM Performance Parts | ZZ4 Overview
http://www.gmperformanceparts.com/_r...ZZ4_350_mg.jpg

i have one in my 62 chevy II strong little motor 355 hp thinking about pulling it out and doing the 6.2