The Enforcer cylinder head package is a complete drop-in, ready-to-run set of heads engineered to deliver a substantial horsepower increase. This same package has powered naturally aspirated J-Series engines to over 400 HP on M1 fuel and helped turbocharged setups push past the 1,000 HP mark. Perfect for both street and strip applications, these heads are built for serious performance.

Each set comes CNC-ported, flowing over 325 CFM, and fully equipped with premium components, including:
✅ Pro Valve Racing Stage 3 Valve Spring Kit
✅ Ferrea Competition Plus 36mm Intake Valves
✅ Ferrea Competition Plus 30mm Exhaust Valves
✅ Ferrea Valve Locks
✅ Bronze Valve Guides
✅ Hyper Stage 2 Camshafts
✅ Complete Rocker Assembly
✅ Cam Seals & P2R Billet Cam Caps

🔧 Installation Notes:

• You must check piston-to-valve clearance before installation—minimum clearance required is 1mm (0.0393").
• Once installed and the engine is timed, a valve adjustment is required.

Takes 4-6 Weeks to ship.