Manley Engines & Components

Valve Spring, Dual, 1.610 in. Outside Diameter, 546 lbs./in. Rate, 1.220 in. Coil Bind Height, Each

Part Number: MAN-221444-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SPRING-1444 POLISHED

Part Number: MAN-221444P-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SPRING-1.620 DOUBLE

Part Number: MAN-221445P-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Spring, Nex Tek, Dual, 1.400 in. Outside Diameter, 575 lbs/in., Each

Part Number: MAN-221446SF-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Spring, Triple, 1.677 in. Outside Diameter, 720 lbs./in. Rate, 1.142 in. Coil Bind Height, Each

Part Number: MAN-221449-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Springs, SPRING-HONDA KA20A/K20Z

Part Number: MAN-22140-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SINGLE SPRING

Part Number: MAN-221418-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Spring, NexTek, Dual, 1.640 in. O.D., 647 lbs./in. Rate, 1.070 in. Coil Bind Height, Polished, Each

Part Number: MAN-221424P-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SPRING-1425 POLISHED

Part Number: MAN-221425P-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SPRING-1.125 SINGLE

Part Number: MAN-221427-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SPRING-1.311 SINGLE HEMI

Part Number: MAN-221431-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Kit-SPRING-HEMI Drag Pak .650 LIFT

Part Number: MAN-221431X-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SINGLE SPRING

Part Number: MAN-221432-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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P/ROD-HOLDEN 6 CYL 5/16 9.121

Part Number: MAN-25771-12

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Estimated Ship Date: Dec 22, 2025 if ordered today

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VALVE-R/F 2.125,+.100, Each

Part Number: MAN-11774-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.244 in. Length, Chevy, Each

Part Number: MAN-11780-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .371 in. Stem, 4.970 in. Length, Mopar, Each

Part Number: MAN-11781-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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VALVE-S/D 1.600,+.300

Part Number: MAN-11785-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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VALVE-BBF R/M 2.280

Part Number: MAN-11786-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valves, Intake, NK-842 Stainless, 2.400 in. Head Diameter, 5.570 in. Length, Ford, 429 Boss, Set of 8

Part Number: MAN-11788-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.265 in. Length, Chevy, Each

Part Number: MAN-11559-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.940 in. Head Dia, 7 Degree Dish, Chevy, Big Block, Each

Part Number: MAN-11561-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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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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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valves, VALVE-S/D 2.080,+.200

Part Number: MAN-11714-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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VALVE-BBC R/M 1.900,+.100

Part Number: MAN-11723-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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