Manley Performance Valve, Exhaust, Race Master, Stainless Steel, 1.880 In.

Manley Race Master valves are designed and engineered to withstand the abuse of the track. Race Master valves are targeted by the bracket, drag, and oval track racers, or even those with modified street engines that are operating at engine speeds below 8,000 rpm. These valves are constructed from XH-426 material for the exhaust and NK-842 for the intake valves, making them the strongest valves in their class. Whether everything is on the line at the track, or you just enjoy your high performance car or motorcycle on the street, trust Race Master valves by Manley to keep you on the move. Order the model designed for your vehicle year/make and engine application.

• Valve Head Diameter (in):1.880 in.
• Valve Head Diameter (mm):47.752mm
• Valve Stem Diameter (in):0.342 in.
• Valve Stem Diameter (mm):8.67mm
• Overall Valve Length (in):5.170 in.
• Overall Valve Length (mm):131.318mm
• Undercut Stem:No
• Swirl-Polished:Yes
• Valve Tip Length (in):0.250 in.
• Valve Tip Length (mm):6.350mm
• Valve Material:XH-426 stainless steel
• Lock Groove Quantity:1-groove
• Lock Groove Style:Conventional
• Approximate Weight (g):120
• Valve Head Style:5 degree dish
• Valve Seat Width (in):0.100 in.
• Quantity:Sold individually.