Experience Manley 11843-8 Severe Duty Exhaust Valves 1.880 Series [STaJd45C]

Manley designed these 11843-8 Severe Duty Exhaust Valves for Big Block Chevy engines. Manufactured from XH-428 Stainless Steel, these valves have DOUBLE the Ultimate Tensile Strength (at 1500 degrees) over the competition! Featuring chrome stems and hardened valve tips, they are also swirl polished and fully machined.

These valves are a great choice for drag race, oval track and high-performance street applications.

Manley 11843-8 Severe Duty Exhaust Valves Specs:

• Valve Material: XH-428 Stainless Steel
• Valve Head Diameter: 1.880 in.
• Valve Stem Diameter: 0.3415 in.
• Overall Valve Length: 5.422 in.
• Valve Seat Width: 0.085 in.
• Valve Tip Length: 0.250 in.
• Valve Head Style: 6-degree dish
• Undercut Stem: No
• Swirl Polished: Yes
• Lock Groove Quantity: 1-groove
• Lock Groove Style: Conventional
• Weight: 122 grams
• Quantity: Sold as a set of 8

Manley Severe Duty Valves –Better By Design!