Outfront Motorsports 600 Complete Cylinder Head Package for 15-21 WRX FA20DIT AW20

The Outfront Motorsports 600 Cylinder Heads are the perfect entry level replacement heads if you had a failure requiring you to completely replace heads or if you just want brand new heads outright. These heads are a great option for your basic bolt on engines up to 600 BHP.

The Outfront 600 Heads start with new OEM Genuine Subaru head castings and camshaft carriers. A multi-angle valve job is performed as well as a fresh resurface. The heads go through multiple cleaning processes throughout the build/machining processes. All oil plugs are removed for cleaning and reinstalled at the final step of the process.

The heads come fully assembled and bench lash set. Final lash should always be confirmed once heads are installed

These heads come with the following components:

• New OEM Head Castings AW20
• GSC 32mm Intake Valves Part Number 2282
• GSC 29mm Exhaust Valves Part Number 2281
• GSC Single Valve Spring Kit & Titanium Retainers Part Number 5756
• Kelford EZ Camshafts Part Number 264-EZ
• Viton Valve Seals
• OEM Valve Keepers
• OEM Valve Lifters (Optional Upgrade to Denstoj Pivots and Rocker Retainers)
• OEM Valve Lash Caps