
Manley 11562-8 Extreme Duty Intake Valves 2.250
Manley designed these 11562-8 Extreme Duty Intake Valves for Big Block Chevy engines. Manufactured from NK-844 Stainless Steel, these valves have 1000 times better Fatigue Strength than 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 11562-8 Extreme Duty Intake Valves Specs:
- Valve Material: NK-844 Stainless Steel
- Valve Head Diameter: 2.250 in.
- Valve Stem Diameter: 0.372 in.
- Overall Valve Length: 5.218 in.
- Valve Seat Width: 0.080 in.
- Valve Tip Length: 0.220 in.
- Valve Head Style: 7-degree dish
- Undercut Stem: No
- Swirl Polished: Yes
- Lock Groove Quantity: 1-groove
- Lock Groove Style: Conventional
- Weight: 149 grams
- Quantity: Sold as a set of 8
Manley Extreme Duty Valves –Better By Design!
Manley 11562-8 Extreme Duty Intake Valves 2.250
Manley designed these 11562-8 Extreme Duty Intake Valves for Big Block Chevy engines. Manufactured from NK-844 Stainless Steel, these valves have 1000 times better Fatigue Strength than 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 11562-8 Extreme Duty Intake Valves Specs:
- Valve Material: NK-844 Stainless Steel
- Valve Head Diameter: 2.250 in.
- Valve Stem Diameter: 0.372 in.
- Overall Valve Length: 5.218 in.
- Valve Seat Width: 0.080 in.
- Valve Tip Length: 0.220 in.
- Valve Head Style: 7-degree dish
- Undercut Stem: No
- Swirl Polished: Yes
- Lock Groove Quantity: 1-groove
- Lock Groove Style: Conventional
- Weight: 149 grams
- Quantity: Sold as a set of 8
Manley Extreme Duty Valves –Better By Design!
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Product Information
Shipping & Returns
Shipping & Returns
Description
Manley designed these 11562-8 Extreme Duty Intake Valves for Big Block Chevy engines. Manufactured from NK-844 Stainless Steel, these valves have 1000 times better Fatigue Strength than 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 11562-8 Extreme Duty Intake Valves Specs:
- Valve Material: NK-844 Stainless Steel
- Valve Head Diameter: 2.250 in.
- Valve Stem Diameter: 0.372 in.
- Overall Valve Length: 5.218 in.
- Valve Seat Width: 0.080 in.
- Valve Tip Length: 0.220 in.
- Valve Head Style: 7-degree dish
- Undercut Stem: No
- Swirl Polished: Yes
- Lock Groove Quantity: 1-groove
- Lock Groove Style: Conventional
- Weight: 149 grams
- Quantity: Sold as a set of 8
Manley Extreme Duty Valves –Better By Design!











