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 Usage: Exhaust
• Valve Head Diameter (in.): 1.675 in.
• Valve Head Diameter (mm): 42.545mm
• Valve Stem Diameter (in.): 0.312 in.
• Valve Stem Diameter (mm): 7.92mm
• Overall Valve Length (in.): 5.100 in.
• Overall Valve Length (mm): 129.540mm
• Undercut Stem: No
• Swirl-Polished: Yes
• Valve Tip Length (in.): 0.120 in.
• Valve Tip Length (mm): 3.048mm
• Valve Material: Stainless steel
• Lock Groove Quantity: 3-groove
• Lock Groove Style: Conventional
• Approximate Weight (g): 104
• Valve Head Style: 20 degree dish
• Valve Seat Width (in.): 0.100 in.

Benefits

• Recommended Exhaust Valves for Alcohol Engines
• Up to 40% flow increase in small port OE style cylinder heads
• 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.