1990 CHEVROLET Manley Engines & Components

Valve, Intake, Race Flo, Stainless Steel, 2.055 in. Head Dia, 7 Degree, Chevy, Small Block, Set of 8

Part Number: MAN-11546-8

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Valve, Exhaust, Race Master, Stainless Steel, 1.880 in. Diameter, 0.3415 in. Stem, 5.422 in. Length, Set of 8

Part Number: MAN-11717-8

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Valve, Exhaust, 1.900 in. Head Diameter, 8.68mm Stem Diameter, 5.522 in. Overall Length, Chevy, Set of 8

Part Number: MAN-11769-8

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Valves, Exhaust, XH-426 Stainless, 1.900 in. Diameter, .3715 in. Stem, 5.422 in. Length, Set of 8

Part Number: MAN-11707-8

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Valves, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 4.940 in. Length, Chevy, Set of 8

Part Number: MAN-11558-8

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Valves, Exhaust, XH-426 Stainless Steel, 1.880 in. Diameter, .372 in. Stem, 5.522 in. Length, Set of 8

Part Number: MAN-11509-8

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.265 in. Length, Set of 8

Part Number: MAN-11559-8

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Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.522 in. Length, Chevy, Set of 8

Part Number: MAN-11515-8

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Valves, Intake, Stainless Steel, 2.055 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-11568-8

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Estimated Ship Date: Mar 4, 2026 if ordered today

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.265 in. Length, Chevy, Set of 8

Part Number: MAN-11323-8

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Valve, Intake, Race Master, Stainless Steel, 2.100 in. Diameter, 0.3415 in. Stem, 5.140 in. Length, Set of 8

Part Number: MAN-11584-8

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Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .341 in. Stem, 4.920 in. Length, Chevy, Each

Part Number: MAN-10077-1

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INTAKE VALVE

Part Number: MAN-11564-1

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Valve, Intake, NK-844 Stainless, 2.300 in. Head Diameter, 5.433 in. Length, Chevy, Big Block, Each

Part Number: MAN-11536-1

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Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Each

Part Number: MAN-12898-1

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Cylinder Head Bolts, High Performance, Hex Head, Chevy, Big Block, Dart, Merlin, Bowtie Heads, 1 Head, Set

Part Number: MAN-42322

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Valve, Intake, Titanium, 2.325 in. Head Diameter, 5.500 in. Length, Chevy, Big Block, Each

Part Number: MAN-11940-1

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Valve, Exhaust, XH-428 Stainless, 1.600 in. Diameter, .3415 in. Stem, 5.465 in. Length, Each

Part Number: MAN-11513-1

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Valve, Exhaust, XH-428 Stainless, 1.900 in. Head Diameter, 5.522 in. Length, Chevy, Big Block, Each

Part Number: MAN-11847-1

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Valve, Exhaust, XH-428 Stainless Steel, 1.720 in. Diameter, .372 in. Stem, 5.354 in. Length, Chevy, Each

Part Number: MAN-11553-1

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Valves, Intake, NK-844 Stainless, 2.100 in. Diameter, .342 in. Stem, 5.026 in. Length, Each

Part Number: MAN-11852-1

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.900 in. Diameter, 0.3415 in. Stem, 6.380 in. Length, Each

Part Number: MAN-11581-1

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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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Valve, Intake, Titanium, 2.150 in. Diameter, .342 in. Stem, 5.440 in. Length, Universal, Each

Part Number: MAN-11426T-1

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Valve, Intake, Titanium, 2.180 in. Diameter, .342 in. Stem, 5.540 in. Length, Universal, Each

Part Number: MAN-11468T-1

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