Camshafts & Valvetrain

Rev Kit Button

Part Number: HRS-90133-RKB

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Guide Plate, Chev SB, 5/16", Flat, Each

Part Number: HRS-94600-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Springs, Single, 1.265 in. Diameter, 415 lb./in., 1.150 in. Coil Bind Height, Single

Part Number: HRS-98218-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Dual, 1.385 in. Outside Diameter, 263 lbs./in. Rate, 0.910 in. Coil Bind Height, Each

Part Number: HRS-98341-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Dual, 1.437 in. Outside Diameter, 380 lbs./in. Rate, 1.250 in. Coil Bind Height, Each

Part Number: HRS-98431-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Springs, Dual, Hydraulic Flat Tappet, 1.435 in. O.D., 251 lbs./in, 1.055 in. Coil Bind Height, Each

Part Number: HRS-98436-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: HRS-98442-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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KEEPERS

Part Number: PIO-PF613HD-200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 27, 2025 if ordered today

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Stud, Chev SB, 7/16"

Part Number: HRS-94656-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Stud, Chev BB

Part Number: HRS-94657-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Single, 1.240 in. Outside Diameter, 335 lbs./in. Rate, 1.125 in. Coil Bind Height, Each

Part Number: HRS-98111-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Single, 1.265 in. Outside Diameter, 425 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98212-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Single, 1.265 in. Outside Diameter, 380 lbs./in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: HRS-98213-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Dual, 1.510 in. Outside Diameter, 350 lbs./in. Rate, 1.300 in. Coil Bind Height, Each

Part Number: HRS-98515-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Dual, 1.500 in. Outside Diameter, 475 lbs./in. Rate, 1.040 in. Coil Bind Height, Each

Part Number: HRS-98541-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, Dual, 1.550 in. Outside Diameter, 341 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98611-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Button, SB Chev

Part Number: HRS-HRRKB-OE

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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-MRRKB2

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Estimated Ship Date: Dec 1, 2025 if ordered today

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ARP 716-20 Stud Nut 12 Point

Part Number: JES-NUT-24550

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Estimated Ship Date: Oct 22, 2025 if ordered today

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T/F Thrust Washer .031"

Part Number: JES-WSH-20800

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Pushrod, 1010 Steel, Heat-Treated, 5/16 in. Diameter, 6.886 in. Length, Universal, Each

Part Number: MAN-25748-1

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Valve Spring, 2007-11 JK w/3.8L Eng; 2005-08 CS Pacifica w/3.8L Eng; 2008-10 RT Minivan w/3.3L, 3.8L Eng…

Part Number: CWA-4781588AC

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Estimated Ship Date: Dec 31, 2025 if ordered today

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VALVE SPRING SHIM

Part Number: MEL-473140HP

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Estimated Ship Date: Nov 3, 2025 if ordered today

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VALVE SPRING SHIM

Part Number: MEL-476052HP

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Estimated Ship Date: Nov 3, 2025 if ordered today

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VALVE SPRING SHIM

Part Number: MEL-476135HP

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Estimated Ship Date: Nov 3, 2025 if ordered today

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