Camshafts & Valvetrain

VALVE SPRING

Part Number: PIO-RV-1380-4

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Estimated Ship Date: Oct 27, 2025 if ordered today

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VALVE SPRING

Part Number: PIO-RV-1386-4

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Estimated Ship Date: Oct 27, 2025 if ordered today

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VALVE SPRING

Part Number: PIO-RV-735-4

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Estimated Ship Date: Oct 27, 2025 if ordered today

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ROCKER ARM KIT

Part Number: PIO-RK-346-X

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Estimated Ship Date: Oct 27, 2025 if ordered today

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ROCKER ARM KIT

Part Number: PIO-RK-660-B

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Estimated Ship Date: Oct 27, 2025 if ordered today

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H/P PUSH ROD

Part Number: PIO-815219-4

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Cam Bushing 4 Deg. Each

Part Number: HRS-94505-4505-4

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Cam Bushing 3 Deg. Each

Part Number: HRS-94510-4510-3

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Cam Bushing 5 Deg. Each

Part Number: HRS-94510-4510-5

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Camshaft Retainer Plat, Chev SB/BB, 3.900"

Part Number: HRS-94552

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Camshaft Retainer Plat, Chev SB, 4.230"

Part Number: HRS-94553

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Camshaft Retainer Plat, Ford SB 69-86

Part Number: HRS-94556

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Camshaft Retainer Plat, Pontiac 301-400-455

Part Number: HRS-94559

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Springs, Dual, 1.437 in. Outside Diameter, 283 lbs./in. Rate, 1.025 in. Coil Bind Height, Single

Part Number: HRS-98447-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Springs, Dual, 1.514 in. Outside Diameter, 348 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98513-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Dual, 1.480 in. Outside Diameter, 420 lbs./in. Rate, 1.270 in. Coil Bind Height, Each

Part Number: HRS-98542-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Springs, Single, 1.539 in. Outside Diameter, 335 lbs./in. Rate, 1.150 in. Coil Bind Height, Damper, Each

Part Number: HRS-98612-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Springs, Dual, 1.539 in. Outside Diameter, 510 lbs./in. Rate, 1.150 in. Coil Bind Height, Single

Part Number: HRS-98630-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Dual, 1.540 in. Outside Diameter, 471 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98635-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Dual, 1.530 in. Outside Diameter, 348 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98636-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Rev Kit Replacement Parts, Each

Part Number: HRS-MRRKB1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Pushrod, 210 Swedged End Pushrods, 5/16 in. Diameter, 8.000 in. Length, Ball/Ball Ends, Each

Part Number: HRS-95314-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Pushrod, 210 Degree Tip, Chromoly, 5/16 in. Diameter, Ball/Ball Ends, 8.150 in. Length, Each

Part Number: HRS-95315-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Pushrod, 210 Degree Tip, Chromoly, 5/16 in. Diameter, Ball/Ball Ends, 8.050 in. Length, Each

Part Number: HRS-95326-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Pushrods, 210 Swedged End Pushrods, 3/8 in. Diameter, 8.500 in. Length, Ball/Ball Ends, Each

Part Number: HRS-95418-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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