Description
- LS3/L92 Port Configuration
- “As-cast” runners and combustion chamber
- 15° valve angle
- Assembled with 2.00″ intake and 1.55″ exhaust valves
- 250-cc intake port and 80-cc exhaust port
- 70-cc combustion chamber
- Intake flow – 280 cfm @ .600″ lift /
Exhaust flow – 180 cfm @ .700″ lift - Beehive valve springs
- Uses LS3-/L92-style rocker arms (offset)
- 3.890″ minimum bore size
- Uses LS3-/L92-style intake manifold
