SME LS3 Stage 2 Cylinder Heads
These heads start off as a Aluminum Dart Pro1. After machining, they are fitted with Stainless Steel Valves 2.165" Intake and 1.600 Exhaust and SME Dual Springs. These SME Heads are capable of 1800 Horsepower.
- Dart Pro1 280cc Head
- 2.165" Stainless Intake Valve
- 1.600" Stainless Exhaust Valve
Part #: 25427