550 600 is very do able with a stock block the Nodular cast steel! crank not cast iorn it will be to it's limits the 10:1 compression im not sure what i was thinking when i put that wasn't paying attention i guess
this is out of the picture now im gonna build my camaro as a street car with 450-500 hp
my uncles got an s10 that im looking to buy and back half it and such and put a 650 + hp fully forged 406 sbc with 14:1