i have a chevy 350 engine block #10243880 (engine block is 95-00) and it came with vortec heads. can i use any 350 heads on this engine or do i have to use the heads thats are matched with this engine.

Jay

You should be good for any head, but keep in mind that you will need an intake to match what heads you choose - there are three different intake patterns for Gen I motors.