Camshafts, Valves, Lifters, Rockers & More

Valve Springs, Triple, 1.677 in. Outside Diameter, 770 lbs./in. Rate, 1.142 in. Coil Bind Height, Each

Part Number: MAN-221450P-1

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Valve Springs, Triple, 1.677 in. Outside Diameter, 770 lbs./in. Rate, 1.142 in. Coil Bind Height, Set of 16

Part Number: MAN-221450P-16

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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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SPRING-1454 POLISHED

Part Number: MAN-221454P-1

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SPRING-1.500 DOUBLE

Part Number: MAN-221457-1

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Valve Springs, NexTek, Dual, 1.522 in. O.D., 948 lbs./in. Rate, 1.255 in. Coil Bind Height, Set of 16

Part Number: MAN-221460-16

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SPRING-1.540 DOUBLE

Part Number: MAN-221461-16

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Valve Springs, Single, 1.125 in. Outside Diameter, 264 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16

Part Number: MAN-221427-16

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SPRING-1.311 SINGLE HEMI

Part Number: MAN-221431-1

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Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: MAN-221431-16

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SINGLE SPRING

Part Number: MAN-221432-1

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SPRING-1440 POLISHED

Part Number: MAN-221440P-1

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Valve Spring, Dual, 1.290 in. Outside Diameter, 377 lbs./in. Rate, 1.100 in. Coil Bind Height, Single

Part Number: MAN-221436-1

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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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Valve Springs, Dual, 1.610 in. Outside Diameter, 546 lbs./in. Rate, 1.220 in. Coil Bind Height, Set of 16

Part Number: MAN-221444P-16

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SPRING-1.437 DOUBLE

Part Number: MAN-22408-1

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SINGLE VALVE SPRING

Part Number: MAN-221435-1

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Valve Springs, Dual, 1.570 in. Outside Diameter, 575 lbs./in. Rate, 1.215 in. Coil Bind Height, Set of 16

Part Number: MAN-221441P-16

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Valve Spring, Dual, 1.580 in. Outside Diameter, 535 lbs./in. Rate, 1.170 in. Coil Bind Height, Each

Part Number: MAN-221443-1

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SPRING-1.437 DOUBLE

Part Number: MAN-22407-1

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Valve Springs, Dual, 1.437 in. Outside Diameter, 354 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: MAN-22408-16

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VALVE SPRING, BTR SPRING KIT - SOLID ROLLER - BTRXP1238-1

Part Number: BTC-BTRXP12381

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Pushrod, Chromoly Steel, Heat-Treated, 3/8 in. Diameter, 8.425 in. Length, Universal, Each

Part Number: MAN-25842-1

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Pushrods, Chromoly Swedged End, Heat-treated, 5/16 in. Diameter, Ball Tips, 6.600 in. Overall Length, Each

Part Number: MAN-25211-1

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Pushrods, Heat-treated, Chromoly, Ball Tips, 3/8 in. Diameter, 9.150 in. Overall Length, Each

Part Number: MAN-25362-1

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