1986 CHEVROLET Manley Parts and Accessories

Valve, Exhaust, Severe Duty, Stainless Steel, 1.940 in. Diameter, 0.3715 in. Stem, 5.464 in. Length, Each

Part Number: MAN-11533-1

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Estimated Ship Date: Jun 11, 2026 if ordered today

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Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591030R-1

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Estimated Ship Date: Jun 11, 2026 if ordered today

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Pistons, Forged, Flat, Gas Ported, Chevy, Set of 8

Part Number: MAN-591530-8

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Valve, Exhaust, Extreme Duty, XH-432 Xtreme Alloy, 1.900 in. Diameter, 0.3415 in. Stem, 6.450 in. Length, Each

Part Number: MAN-11597-1

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Valve, Intake, Titanium, 2.125 in. Diameter, .342 in. Stem, 5.240 in. Length, Universal, Each

Part Number: MAN-11420T-1

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Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.260 in. Length, Universal, Each

Part Number: MAN-11405T-1

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Valves, Intake, Titanium, 2.055 in. Diameter, .342 in. Stem, 5.040 in. Length, Each

Part Number: MAN-11474T-1

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Estimated Ship Date: Jun 11, 2026 if ordered today

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Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-591335L-1

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Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-591135L-1

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Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-590035R-1

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Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.360 in. Length, Universal, Each

Part Number: MAN-11407T-1

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Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.160 in. Length, Universal, Each

Part Number: MAN-11437T-1

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Valve, Intake, Stainless Steel, 1.840 in. Diameter, .342 in. Stem, 5.011 in. Length, Universal, Each

Part Number: MAN-11542-1

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Valves, Intake, NK-844 Stainless, 1.840 in. Diameter, .3415 in. Stem, 5.011 in. Length, Set of 8

Part Number: MAN-11540-8

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Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-590135R-1

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Valve, Intake, Stainless Steel, 1.94 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11302-1

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Piston, Forged, Flat, 4.045 in. Bore, Gas Ported, Passenger Side, Chevy, Each

Part Number: MAN-591545R-1

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Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.260 in. Length, Universal, Each

Part Number: MAN-11429T-1

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Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-590635L-1

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.354 in. Length, Chevy, Each

Part Number: MAN-11563-1

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Valves, Exhaust, Stainless Steel, 1.625 in. Diameter, .3415 in. Stem, 5.165 in. Length, Chevy, Small Black, Each

Part Number: MAN-11799-8

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Valve, Intake, Titanium, 2.100 in. Diameter, .342 in. Stem, 5.040 in. Length, Universal, Each

Part Number: MAN-11408T-1

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Valves, Exhaust, XH-428 Stainless, 1.625 in. Diameter, .3415 in. Stem, 5.165 in. Length, Set of 8

Part Number: MAN-11577-8

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Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.460 in. Length, Universal, Each

Part Number: MAN-11409T-1

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Valve, Intake, Stainless Steel, 1.940 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11300-1

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Estimated Ship Date: Jun 8, 2026 if ordered today

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