EMPI VW Cylinder Heads, 40x35.5mm, 90.5/92mm, Dual Springs, CNC Stage-1 Wedge-Port, 98-1430-B

EMPI VW Cylinder Heads, 40x35.5mm, 90.5/92mm, Dual Springs, CNC Stage-1 Wedge-Port

EMPI started with the “best in class” GTV-2 Cylinder head casting and let a 5 Axis CNC Mill work it’s magic to increase flow. Resulting in the best bang for your buck in increased horsepower. EMPI's programs cut the Intake, Exhaust and Chamber with CNC precision. You now have a smooth, ready to bolt on finished head. The GTV-2 Cylinder Head casting eliminates the need for any welding, even with our massive Stage 3 port. Available in three Wedge-Port Designs, all feature Stainless Steel Valves, Racing Valve Seats, Bronze Valve Guides, New 4037 Hi-Performance Dual Valve Springs, Chromoly Retainers, Hardened Keepers, Gaskets, Rocker, Exhaust and Intake Studs. Complete with a professional Performance Valve job & assembly.  

Specifications:
Bore: 90.5/92mm 
Intake Valve: 40mm Stainless Steel 
Intake Volume: 70cc
Exhaust Valve: 35.5mm Stainless Steel
Exhaust Volume: 70cc
Valve Spring Type: 4037 Dual
Retainers/Locks: Chromoly/Hardened
Spark Plug: 12mm x 19mm
Combustion Chamber: 64cc 

Application Note: This is considered a universal part and can fit many different applications based on modifications to the vehicle. Application information is just for reference and not applicable to a stock vehicle configuration. Please verify your application before purchase to ensure this part is correct for your project. Designed to be used on 1200-1600cc 40hp Based Engines.