Proflow's MaxflowStainless Steel Valves are replacements for oyr New High Horsepower Holden SuparMax Cylinder heads . These high Quality replacement valves are the same units used in Most Aftermarket Cylinder heads. They feature stainless steel construction, swirl polishing, hardened tips, and dished heads . Available for all Proflow Holden SuperMax Cyclinder heads .

Spec;s

Intake Valve Head Diameter (in.): 2.050 in.

Valve Stem Diameter 8mm

Overall Valve Length (in.):5.400 in.

Valve Tip Length (in.): 0.310 in.

Valve Material: EV8/21-4N stainless steel

Lock Groove Quantity: 1-groove

Lock Groove Style: Beadloc

Quantity: Sold as a set of 8.