Camshafts & Valvetrain

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 29, 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 29, 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 29, 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 29, 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 29, 2025 if ordered today

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Stud, Chev BB

Part Number: HRS-94657-1

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Estimated Ship Date: Dec 29, 2025 if ordered today

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FRONT TOW HOOK COVER; FOR L/LE AND XLE MODELS; TEXTURED BLACK; MADE

Part Number: BDY-TO1029144

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Estimated Ship Date: Jan 28, 2026 if ordered today

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ProX Valve Shim 7.48 x 2.225 mm. (5 pcs.)

Part Number: PXR-29-748222-5

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Estimated Ship Date: Nov 24, 2025 if ordered today

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ProX Valve Shim 7.48 x 2.25 mm. (5 pcs.)

Part Number: PXR-29-748225

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Estimated Ship Date: Nov 24, 2025 if ordered today

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ProX Valve Shim 7.48 x 3.00 mm. (5 pcs.)

Part Number: PXR-29-748300

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Button, SB Chev

Part Number: HRS-HRRKB-OE

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Rev Kit Button

Part Number: HRS-90132-RKB

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Estimated Ship Date: Dec 22, 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 22, 2025 if ordered today

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Polylock Self Aligning & Narrow Body-Single

Part Number: SCC-SCPPL38SA-1

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Estimated Ship Date: Dec 2, 2025 if ordered today

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7/16 Endurance Series Polylock Short

Part Number: SCC-SCPPL716SH-1

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Estimated Ship Date: Dec 2, 2025 if ordered today

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7/16-14x0.875 Stand Bolts Set of 4

Part Number: SCC-SCP716SMR-4

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Estimated Ship Date: Dec 2, 2025 if ordered today

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CAP ASM

Part Number: NAL-10241744

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Estimated Ship Date: Feb 25, 2026 if ordered today

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F-CAP

Part Number: NAL-12596508

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Valve Lock, Stamped, Steel, Stock, 1-Groove, 11/32 in. Valve Stem, Chevy, Small Block, Each

Part Number: NAL-24503856

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Estimated Ship Date: Feb 26, 2026 if ordered today

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ROCKER ARM PIVOT AND NUT

Part Number: NAL-12556299

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Estimated Ship Date: Feb 25, 2026 if ordered today

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F-SPRING

Part Number: NAL-12556320

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Estimated Ship Date: Feb 25, 2026 if ordered today

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F-STUD

Part Number: NAL-12368941

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Valve Locks, Jeep 2.4 Engine

Part Number: CWA-4777050AC

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Estimated Ship Date: Jan 22, 2026 if ordered today

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Valve Springs, Single, 1.404 in. Outside Diameter, 300 lbs./in. Rate, 1.032 in. Coil Bind Height, Each

Part Number: CCA-26903-1

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Valve Spring Retainers, Steel, 1.55 in. Diameter, 7 Degree, .342 in. Stem Diameter, Each

Part Number: CCA-782-1

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Estimated Ship Date: Dec 23, 2025 if ordered today

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