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Manley Performance

3869 items
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Manley Ford Coyote 5.0L DOHC 4 Valve 37mm Triple Groove Race Master Intake Valves - Single

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Manley Chevy LS-3/L-99 (L-92 Head) Small Block Race Master Exhaust Valve - Single

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Manley Chevrolet Small Block 2.165in Head .3133in Stem Severe Duty Pro Flo Intake Valve - Single

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Manley GM 6.6L Duramax Diesel Exhaust Valve Kit 1.300in Head Dia. 4.985in O/A Length, 0.2735in Stem

Save $171.36
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Manley GM 6.6L Duramax Diesel Intake Valve Kit - 1.338in Head Dia. 4.985in O/A Length, 0.2740in Stem

Save $67.51
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Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.015in O/A Length, 0.3415in Stem

Save $171.36
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Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 4.911in O/A Length, 0.3415in Stem

Save $103.82
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Manley Chevrolet Small Block Intake Valve Kit - 2.100in Head Dia. 5.240in O/A Length, 0.3415in Stem

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Manley Ford 429intake Valve Kit - 2.250in Head Dia. 5.725in O/A Length, 0.3415in Stem

Save $103.82
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Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 4.936in O/A Length, 0.3415in Stem

Save $100.35
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Manley Chevrolet Big Block Exhaust Valve Kit - 1.900in Head Dia. 6.380in O/A Length, 0.3415in Stem

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Manley Ford 289intake Valve Kit - 1.850in Head Dia. 5.075in O/A Length, 0.3420in Stem

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Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.165in O/A Length, 0.3415in Stem

Save $100.35
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Manley Chevrolet Small Block Intake Valve Kit - 1.785in Head Dia. 5.075in O/A Length, 0.3420in Stem

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Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.121in O/A Length, 0.3415in Stem

Save $100.35
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Manley Chevrolet Big Block Intake Valve Kit - 2.300in Head Dia. 5.513in O/A Length, 0.3720in Stem

Save $103.82
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Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.021in O/A Length, 0.3415in Stem

Save $100.35
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Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 4.911in O/A Length, 0.3415in Stem

Save $62.89
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Manley Chevrolet Small Block Exhaust Valve Kit - 1.500in Head Dia. 4.911in O/A Length, 0.3415in Stem

Save $100.35
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Manley Chevrolet Small Block Intake Valve Kit - 2.020in Head Dia. 4.911in O/A Length, 0.3415in Stem

Save $62.89
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Manley Chevrolet Small Block Intake Valve Kit - 2.080in Head Dia. 5.040in O/A Length, 0.3415in Stem

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Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.265in O/A Length, 0.3415in Stem

Save $62.89
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Manley Chevrolet Small Block Intake Valve Kit - 2.080in Head Dia. 4.940in O/A Length, 0.3415in Stem

Save $62.89
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Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.165in O/A Length, 0.3415in Stem

Save $62.89