This - or more properly said, GM’s GEN-III through GEN-V small blocks. I own each generation:
- LS1 in my boat (factory option on it)
- LS7 in my C6Z, making 590RWHP on ported factory heads, unported MSD intake, cam, and long tubes...I’m leaving a lot of HP on the table (an easy 30 more just doing a bigger throttle body…