- 40 - 60 Horsepower Increase.
- Fully CNC ported and hand smoothed.
- Wire EDM performed to ensure maximum reliablity and wall thickness.
- Flow benched for optimal performance.
- ETS 5 Axis CNC Ported Heads
- Head Modification for high boost applications.
- Serdi Valve Job (The best valve job possible)
- Ferrea +1mm Intake and exhaust valves
- Ferrea Dual Valve Springs
- Ferrea Titanium Retainers
- Ferrea Valve Locks
- High-Temp Valve Seals
- Valve Guide Seals