IAG 1150 CNC Ported Drag Cylinder Heads - 2002-2014 WRX / 2004-2021 STI
SKU: IAG-ENG-H115DE
$6,299.99
IAG 1150 CNC Ported Drag Cylinder Heads Package Includes:
- (x2) Brand New Subaru OEM Cylinder Head Castings
- (x8) Ferrea 37mm (+1mm) Comp Plus Intake Valves
- (x8) Ferrea 33mm (+1mm) Comp Plus Exhaust Valves
- (x16) Ferrea Dual Drag Valve Springs & Titanium Retainers
- (x16) GSC Manganese Bronze Valve Guides
- (x8) GSC 6mm Intake Valve Stem Seals
- (x8) GSC 6mm Exhaust Valve Stem Seals
- (x16) OEM Lifter . . . Show More >
IAG 1150 CNC Ported Drag Cylinder Heads Package Includes:
- (x2) Brand New Subaru OEM Cylinder Head Castings
- (x8) Ferrea 37mm (+1mm) Comp Plus Intake Valves
- (x8) Ferrea 33mm (+1mm) Comp Plus Exhaust Valves
- (x16) Ferrea Dual Drag Valve Springs & Titanium Retainers
- (x16) GSC Manganese Bronze Valve Guides
- (x8) GSC 6mm Intake Valve Stem Seals
- (x8) GSC 6mm Exhaust Valve Stem Seals
- (x16) OEM Lifter Buckets
- IAG Performance CNC Porting
- Multi-Angle Valve Job
- Drilling for compatibility with ½" or 14mm Head Studs
- Machined Cam Lobe Clearance
- Resurface
- Ultrasonic Cleaning
Optional Camshaft Package Also Includes:
- GSC S2 Camshafts
- GSC S3 Camshafts
- (x16) OEM Lifter Buckets
- Bench Valve Lash Service (Final Lash Should be Checked and Adjusted Once Heads are Installed)
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