Valves

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  Manley Performance

  Manley Chevrolet Big Block Exhaust Valve Kit - 1.800in Head Dia. 5.930in O/A Length, 0.3415in Stem

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  £401.42

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  £401.42

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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 Chevrolet Big Block Exhaust Valve Kit - 1.800in Head Dia. 5.930in O/A Length, 0.3415in Stem

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  £251.58

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  £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 Chevrolet Big Block Exhaust Valve Kit - 1.850in Head Dia. 5.500in O/A Length, 0.3415in Stem

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  £401.42

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  £401.42

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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 Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 4.950in O/A Length, 0.3136in Stem

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  £401.42

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  £401.42

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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 Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.050in O/A Length, 0.3136in Stem

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  £270.06

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  £270.06

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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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  Vendor:

  Manley Performance

  Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 4.950in O/A Length, 0.3136in Stem

  No reviews

  Regular price

  £270.06

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  £270.06

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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 Titanium intake Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree

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  £1,538.55

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  £1,538.55

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium Exhaust Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree

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  £1,507.40

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  £1,507.40

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium intake Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree

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  Regular price

  £1,564.10

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  £1,564.10

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length

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  £195.51

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  £195.51

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium Exhaust Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree

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  Regular price

  £1,538.55

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  Sale price

  £1,538.55

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium intake Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree

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  Regular price

  £1,564.10

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  £1,564.10

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium Exhaust Valve Kit - Big Block Chevrolet - M&M X20

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  £1,507.40

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  £1,507.40

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium intake Valve Kit - Big Block Chevrolet - M&M X20

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  £1,507.40

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  £1,507.40

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium Series Chevrolet LS7 intake Valve Kit

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  Regular price

  £1,795.13

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  £1,795.13

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium Series Chevrolet LS7 intake Valve Kit

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  Regular price

  £1,431.24

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  £1,431.24

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium Series Chevrolet Big Block Exhaust Valve Kit - Pontiac Pro Stock - Dart Big Chief

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  £1,507.40

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  £1,507.40

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium Series Chevrolet Big Block Exhaust Valve Kit - Pontiac Pro Stock - Dart Big Chief

  No reviews

  Regular price

  £1,538.55

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  Sale price

  £1,538.55

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Vendor:

  Manley Performance

  Manley Titanium Series Chevrolet Big Block Exhaust Valve Kit - Pontiac Pro Stock - Dart Big Chief

  No reviews

  Regular price

  £1,538.55

  Regular price

  Sale price

  £1,538.55

  Unit price

  /  per 

  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Manley Performance

  Manley Titanium Series Chevrolet Big Block Intake Valve Kit - Pontiac Pro Stock - Dart Big Chief

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  Regular price

  £1,538.55

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  £1,538.55

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  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Vendor:

  Manley Performance

  Manley Titanium Series Chevrolet Big Block Exhaust Valve Kit - Pontiac Pro Stock - Dart Big Chief

  No reviews

  Regular price

  £1,507.40

  Regular price

  Sale price

  £1,507.40

  Unit price

  /  per 

  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Vendor:

  Manley Performance

  Manley Titanium Series Chevrolet Big Block Exhaust Valve Kit - Pontiac Pro Stock - Dart Big Chief

  No reviews

  Regular price

  £1,507.40

  Regular price

  Sale price

  £1,507.40

  Unit price

  /  per 

  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Vendor:

  Manley Performance

  Manley Titanium Series Chevrolet Big Block Intake Valve Kit - Pontiac Pro Stock - Dart Big Chief

  No reviews

  Regular price

  £1,538.55

  Regular price

  Sale price

  £1,538.55

  Unit price

  /  per 

  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...
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  Vendor:

  Manley Performance

  Manley Titanium Series Chevrolet Big Block Intake Valve Kit - Pontiac Pro Stock - Dart Big Chief

  No reviews

  Regular price

  £1,538.55

  Regular price

  Sale price

  £1,538.55

  Unit price

  /  per 

  Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended...