A Series 12G940 Stage 3 Cylinder Head

The must have A-series 12G940 Cylinder head

• Ported and polished to stage 3 specification
• 3 Stage CNC valve seats
• Bronze valve guides
• 9/32 single groove competition valves
• 35.7mm inlet / 29.5mm exhaust
• Viton valve stem seals
• Hardened valve spring platforms for optimal spring pre-load
• 11 Stud Conversion

x1 left and available for immediate dispatch