Race Master Exhaust Valves - Set of 8 by Manley Performance

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.

Features

• Valve Head Diameter (mm): 55.372mm
• Valve Head Diameter (in.): 2.180 in.
• Valve Stem Diameter (in.): 0.312 in.
• Undercut Stem: No
• Swirl-Polished: Yes
• Overall Valve Length (in.): 5.135 in.
• Overall Valve Length (mm): 130.429mm
• Valve Stem Diameter (mm): 7.94mm
• Valve Tip Length (mm): 3.048mm
• Valve Tip Length (in.): 0.120 in.
• Valve Material: NK-842 stainless steel
• Lock Groove Quantity: 3-groove
• Lock Groove Style: Conventional
• Approximate Weight (g): 129
• Valve Head Style: 5 degree dish
• Valve Seat Width (in.): 0.080 in.

Benefits

• Recommended Exhaust Valves for Alcohol Engines
• Improved Flow with “Pro Flo” Underhead
• Proven performance improvement on the flow bench

Please Note: The image provided is generic and may not be an accurate representation of the product you will receive.

Applications

• 2012 - 2014 Chrysler 300 SRT
• 2012 - 2014 Dodge Challenger SRT 392
• 2012 - 2014 Dodge Charger SRT 392
• 2012 - 2014 Dodge Durango SRT
• 2012 - 2014 Jeep Grand Cherokee SRT
• 2012 - 2014 Jeep Grand Wagoneer
• 2012 - 2014 Jeep Wrangler Unlimited Rubicon 392

What's In The Box?

• 8 - Valves

Warranty

• Manley products, due to their intended use, are sold without warranty.