Valves

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  Manley Performance

  Manley Chrysler 426 Hemi Exhaust Valve Kit - 1.900in Head Dia. 4.855in O/A Length, 0.3075in Stem

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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 Chrysler 426 Hemi Exhaust Valve Kit - 1.900in Head Dia. 4.855in O/A Length, 0.3075in Stem

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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 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem

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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 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem

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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 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem

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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 Chrysler 361 Exhaust Valve Kit - 1.810in Head Dia. 5.010in O/A Length, 0.3715in Stem

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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 Chrysler 361intake Valve Kit - 2.080in Head Dia. 5.000in O/A Length, 0.3715in Stem

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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 Chrysler 361 Exhaust Valve Kit - 1.740in Head Dia. 5.010in O/A Length, 0.3715in Stem

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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 Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.040in O/A Length, 0.3110in 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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  Manley Performance

  Manley Chevrolet Small Block Intake Valve Kit - 2.020in Head Dia. 5.010in O/A Length, 0.3110in Stem

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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 Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.040in O/A Length, 0.3110in Stem

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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 Chevrolet Small Block Exhaust Valve Kit - 1.500in Head Dia. 5.065in O/A Length, 0.3415in Stem

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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 Small Block Intake Valve Kit - 1.940in Head Dia. 5.010in O/A Length, 0.2740in Stem

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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. 5.040in O/A Length, 0.2740in Stem

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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 Nissan 3.0L RB30E Exhaust Valve Kit - 36.10mm Head Dia. 124.59mm O/A Length, 0.3136in Stem

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  £197.96

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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 Nissan 3.0L RB30E Exhaust Valve Kit - 35.10mm Head Dia. 124.59mm O/A Length, 0.3136in Stem

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  £197.96

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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 Nissan 3.0L RB30E intake Valve Kit - 42.10mm Head Dia. 125.68mm O/A Length, 0.2750in Stem

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  £197.96

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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 Toyota 4.5L 1FZ-FE Exhaust Valve Kit - 34.00mm Head Dia. 99.00mm O/A Length, 0.2740in Stem

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  £544.95

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  £544.95

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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 Toyota 4.5L 1FZ-FE intake Valve Kit - 40.00mm Head Dia. 100.00mm O/A Length, 0.2740in Stem

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  £544.95

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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 Toyota 4.5L 1FZ-FE intake Valve Kit - 40.00mm Head Dia. 100.00mm O/A Length, 0.2740in Stem

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  £544.95

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  £544.95

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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 Toyota 4.5L 1FZ-FE Exhaust Valve Kit - 33.20mm Head Dia. 99.00mm O/A Length, 0.2740in Stem

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  £544.95

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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 Toyota 4.5L 1FZ-FE intake Valve Kit - 39.20mm Head Dia. 100.00mm O/A Length, 0.2740in Stem

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  £544.95

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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 Acura 2.0L K20A2 Exhaust Valve Kit - 31.00mm Head Dia. 109.04mm O/A Length, 0.2150in Stem

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  £263.93

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  £263.93

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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 Acura 2.0L K20A2 Exhaust Valve Kit - 30.50mm Head Dia. 109.04mm O/A Length, 0.2150in Stem

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  £263.93

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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...