Engine Components

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  Manley Performance

  Manley Chevrolet Small Block Severe Duty Exhaust Valves 1.500in Head Dia .3415in Stem - Set of 8

  Regular price

  £401.42

  Regular price

  £382.30

  Sale price

  £401.42

  Unit price

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  Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, t...
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  Manley Performance

  Manley Big Block Chevrolet Extreme Duty Exh. Valve 1.88in. Head Dia / .3415in. Stem Dia - Set of 8

  Regular price

  £685.44

  Regular price

  £652.80

  Sale price

  £685.44

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  Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: ...
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  Manley Performance

  Manley SBC 1.880 Severe Duty Intake Valves (Set of 8)

  Regular price

  £685.44

  Regular price

  £652.80

  Sale price

  £685.44

  Unit price

  /  per 

  Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: ...
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  Manley Performance

  Manley SBC 2.080 Severe Duty Intake Valves (Set of 8)

  Regular price

  £401.42

  Regular price

  £382.30

  Sale price

  £401.42

  Unit price

  /  per 

  Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, t...
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  Manley Performance

  Manley Race Master Series Big Block Chevy Stainless Steel 2.30in Intake Valves - Set of 8

  Regular price

  £251.58

  Regular price

  £239.60

  Sale price

  £251.58

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  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Manley Performance

  Manley Big Block Chevy 1.880 Dia (+.100 L) Race Master Intake Valves (Set of 8)

  Regular price

  £251.58

  Regular price

  £239.60

  Sale price

  £251.58

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Manley Performance

  Manley Big Block Chevy 1.880 Dia Race Master Intake Valves (Set of 8)

  Regular price

  £251.58

  Regular price

  £239.60

  Sale price

  £251.58

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Vendor:

  Manley Performance

  Manley Chevy Small Block Severe Duty Valves (Set of 8)

  Regular price

  £401.42

  Regular price

  £382.30

  Sale price

  £401.42

  Unit price

  /  per 

  Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, t...
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  Manley Performance

  Manley Small Block Chevy 1.600 Dia +.400 Installed Height Extreme Alloy Exhaust Valve (Single Valve)

  Regular price

  £85.68

  Regular price

  £81.60

  Sale price

  £85.68

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  Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: ...
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  Manley Performance

  Manley Small Block Chevrolet 1.600 Diameter .300 Longer Extreme Duty Exhaust Valves - Set of 8

  Regular price

  £685.44

  Regular price

  £652.80

  Sale price

  £685.44

  Unit price

  /  per 

  Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: ...
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  Manley Performance

  Manley Chevrolet Big Block 1.900in Head Dia. 5.422in O/A Length Race Series Exhaust Valves -Set of 8

  Regular price

  £251.58

  Regular price

  £239.60

  Sale price

  £251.58

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Manley Performance

  Manley Chevrolet Big Block 1.900in Head Dia. 5.422in O/A Length Race Series Exhaust Valve - Single

  Regular price

  £31.44

  Regular price

  £29.94

  Sale price

  £31.44

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Manley Performance

  Manley Extreme Duty Stainless Steel Exhaust Valves Small Block Chevy V8 1.600 - Set of 8

  Regular price

  £685.44

  Regular price

  £652.80

  Sale price

  £685.44

  Unit price

  /  per 

  Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: ...
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  Manley Performance

  Manley Severe Duty Stainless Steel Exhaust Valves Chrysler V8 1.600 - Set of 8

  Regular price

  £251.58

  Regular price

  £239.60

  Sale price

  £251.58

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Vendor:

  Manley Performance

  Manley Extreme Duty Stainless Steel Exhaust Valves 1.600, +.100 - Set of 8

  Regular price

  £685.44

  Regular price

  £652.80

  Sale price

  £685.44

  Unit price

  /  per 

  Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: ...
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  Manley Performance

  Manley Small Block Chevrolet 2.055 Diameter .200 Longer Severe Duty Intake Valves - Set of 8

  Regular price

  £397.75

  Regular price

  £378.81

  Sale price

  £397.75

  Unit price

  /  per 

  Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, t...
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  Manley Performance

  Manley Race Series Stainless Steel Exhaust Valves Hemi 5.7L V8 1.575 Bead - Set of 8

  Regular price

  £264.61

  Regular price

  £252.01

  Sale price

  £264.61

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Manley Performance

  Manley 1.575 Triple Groove Race Master Exhaust Valve for 2009+ Gen III Hemi 5.7L - Set of 8

  Regular price

  £264.61

  Regular price

  £252.01

  Sale price

  £264.61

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Vendor:

  Manley Performance

  Manley Race Series Stainless Steel Intake Valves Hemi 5.7L V8 1.575 Bead - Set of 8

  Regular price

  £264.61

  Regular price

  £252.01

  Sale price

  £264.61

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Manley Performance

  Manley 09+ Chrysler Hemi 5.7L w/ Triple Groove Race Flo Intake Valves (Set of 8)

  Regular price

  £264.61

  Regular price

  £252.01

  Sale price

  £264.61

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Manley Performance

  Manley 09+ Chrysler Hemi 5.7L w/ Bead Loc Groove Race Flo Exhaust Valves (Set of 8)

  Regular price

  £264.61

  Regular price

  £252.01

  Sale price

  £264.61

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Vendor:

  Manley Performance

  Manley 09+ Chrysler Hemi 5.7L w/ Triple Groove 1.555in Race Flo Exhaust Valves (Set of 8)

  Regular price

  £264.61

  Regular price

  £252.01

  Sale price

  £264.61

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
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  Vendor:

  Manley Performance

  Manley 09+ Chrysler Hemi 5.7L w/ Bead Loc Groove 2.050in Race Flo Exhaust Valves (Set of 8)

  Regular price

  £264.61

  Regular price

  £252.01

  Sale price

  £264.61

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...
• Add to wishlist

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  Vendor:

  Manley Performance

  Manley 09+ Chrysler Hemi 5.7L w/ Triple Groove 2.050in Race Flo Exhaust Valves (Set of 8)

  Regular price

  £264.61

  Regular price

  £252.01

  Sale price

  £264.61

  Unit price

  /  per 

  Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems...