Valves

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  Manley Performance

  Manley Chevrolet Big Block Severe Duty/Pro Flo 5.325in O/A Length Intake Valves (Set of 8)

  Regular price

  £415.30

  Regular price

  £395.52

  Sale price

  £415.30

  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 Int. 2.190 Head Dia. 5.218 O/A Length .3715 Stem Race Flo Valve 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 Chevrolet Int. 2.190 Head Dia. 5.218 O/A Length .3715 Stem Race Flo 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 Chevy Small Block 1.940in Head Diameter Race Flo 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 Small Block Chevy 1.500in Head Diameter Race Flo 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 Big Block Chevy Stock 3/8in Stem Diameter 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 426 HEMI 2.250 Intake .310inch Stem 5.490inch Length Stainless Intake Valves (Set of 8)

  Regular price

  £270.06

  Regular price

  £257.20

  Sale price

  £270.06

  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 Stock 3/8in Stem Diameter Race Flo 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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  Vendor:

  Manley Performance

  Manley Big Block Chevy Stock 3/8in Stem Diameter Race Flo 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 Chevrolet 1.900 Diameter Stock Length 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 Big Block Chevrolet 1.900 Diameter Stock Length Extreme Duty Exhaust Valve (Single Valve)

  Regular price

  £85.68

  Regular price

  £81.60

  Sale price

  £85.68

  Unit price

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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 Chevy 3/8in Stem Diameter Race Flo 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 93-00 Honda Prelude DOHC V-TEC 16 Valve 30.0mm Race Master Exhaust Valves (Set of 8)

  Regular price

  £263.93

  Regular price

  £251.36

  Sale price

  £263.93

  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 88-91 Honda Civic CRX SI 1.6L SOHC 16 Valve (DA16A6) 26mm Race Flo Exhaust Valves (Set of 8)

  Regular price

  £263.93

  Regular price

  £251.36

  Sale price

  £263.93

  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 88-91 Honda Civic CRX SI 1.6L SOHC 16 Valve (DA16A6) 25mm Pro Flo Exhaust Valves (Set of 8)

  Regular price

  £263.93

  Regular price

  £251.36

  Sale price

  £263.93

  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 Chrysler 440-1 Indy Cylinder Heads 2.250 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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  Manley Performance

  Manley Chrysler 440-1 Indy Cylinder Heads Race Master 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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  Vendor:

  Manley Performance

  Manley 94-97 Honda Accord 2.2L SOHC V-Tec 16 Valve 30.0mm Race Flo Exhaust Valve (Set of 8)

  Regular price

  £263.93

  Regular price

  £251.36

  Sale price

  £263.93

  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 94-97 Honda Accord 2.2L SOHC V-Tec 16 Valve 30.0mm Race Flo Exhaust Valve (Single)

  Regular price

  £32.99

  Regular price

  £31.42

  Sale price

  £32.99

  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 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 29mm RaceMaster Exhaust Valve (Set of 8)

  Regular price

  £263.93

  Regular price

  £251.36

  Sale price

  £263.93

  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 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 29mm RaceMaster Exhaust Valve (Single Valve)

  Regular price

  £32.99

  Regular price

  £31.42

  Sale price

  £32.99

  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 Acura/Honda (B16A1/B16A3/B17A1/B18C1-C3) 28.5mm RaceMaster Exhaust Valve (Set of 8)

  Regular price

  £263.93

  Regular price

  £251.36

  Sale price

  £263.93

  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 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 28.0mm Race Flo Exhaust Valve (Set of 8)

  Regular price

  £263.93

  Regular price

  £251.36

  Sale price

  £263.93

  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 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 28.0mm Race Flo Exhaust Valve (Single Valve)

  Regular price

  £32.99

  Regular price

  £31.42

  Sale price

  £32.99

  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...