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Valves

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Manley Performance

Manley Chevrolet LS1intake Valve Kit - 2.100in Head Dia. 4.874in O/A Length, 0.3133in Stem - 11350H-8

MSRP: $716.57

$567.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.640in O/A Length, 0.3110in Stem - 11349-8

MSRP: $257.20

$203.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.440in O/A Length, 0.3415in Stem - 11348-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.340in O/A Length, 0.3415in Stem - 11346-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.240in O/A Length, 0.3110in Stem - 11345-8

MSRP: $257.20

$203.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.240in O/A Length, 0.3415in Stem - 11344-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.640in O/A Length, 0.3110in Stem - 11343-8

MSRP: $257.20

$203.99

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 and hard tips are incorporated for enhanced longevity...
Add to Wish List
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Manley Performance

Manley Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.140in O/A Length, 0.3415in Stem - 11342-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.540in O/A Length, 0.3110in Stem - 11341-8

MSRP: $257.20

$203.99

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 and hard tips are incorporated for enhanced longevity...
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Compare
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Manley Performance

Manley Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.040in O/A Length, 0.3415in Stem - 11340-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Pontiac 400 Exhaust Valve Kit - 1.770in Head Dia. 5.230in O/A Length, 0.3415in Stem - 11337-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
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Manley Performance

Manley Chevrolet Small Block Intake Valve Kit - 2.100in Head Dia. 5.440in O/A Length, 0.3415in Stem - 11336-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
Add to Wish List
Compare
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Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.240in O/A Length, 0.3110in Stem - 11335-8

MSRP: $257.20

$203.99

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 and hard tips are incorporated for enhanced longevity...
Add to Wish List
Compare
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Manley Performance

Manley Chevrolet Small Block Intake Valve Kit - 2.100in Head Dia. 5.340in O/A Length, 0.3415in Stem - 11334-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
Add to Wish List
Compare
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Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.265in O/A Length, 0.3415in Stem - 11333-8

MSRP: $239.60

$189.99

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 and hard tips are incorporated for enhanced longevity...
Add to Wish List
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