Camshafts & Valvetrain

Valve Locks, Machined, Steel, 10 Degree, 1-Groove, 3/8 in. Valve Stem, +.050 in. Installed Height, Pair

Part Number: HRS-93090-2

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Estimated Ship Date: Aug 28, 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: Aug 28, 2025 if ordered today

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Valve Spring, Single, 1.437 in. O.D., 1.080 in. I.D. 210 lbs./in. Rate, 1.050 in. Coil Bind Height, Each

Part Number: HRS-98411-1

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Estimated Ship Date: Aug 28, 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: Aug 28, 2025 if ordered today

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Rev Kit Button

Part Number: HRS-90133-RKB

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Estimated Ship Date: Aug 28, 2025 if ordered today

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Cam Bushing 6 Deg. Each

Part Number: HRS-94505-4505-6

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Estimated Ship Date: Aug 28, 2025 if ordered today

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Cam Bushing 8 Deg. Each

Part Number: HRS-94505-4505-8

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Estimated Ship Date: Aug 28, 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: Aug 28, 2025 if ordered today

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Cam Bushing 7 Deg. Each

Part Number: HRS-94510-4510-7

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Estimated Ship Date: Aug 28, 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: Aug 28, 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: Aug 28, 2025 if ordered today

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BACK CUT TITANIUM VALVE

Part Number: MAN-04035-1

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .342 in. Stem, 4.880 in. Length, Chevy, Each

Part Number: MAN-10650-1

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Stud, Chev BB

Part Number: HRS-94657-1

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Estimated Ship Date: Aug 28, 2025 if ordered today

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Rocker Arm Mounting Stands, Rocker Pedestal, 90097/90098

Part Number: HRS-90040-1

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Estimated Ship Date: Aug 28, 2025 if ordered today

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VALVE SPRING RETAINER

Part Number: RSC-PACR387

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.370 in. Outside Diameter, Each

Part Number: HRS-97110-1

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Valve Spring Retainers, Chromoly Steel, 10 Degree, 1.250 in. Outside Diameter, Each

Part Number: HRS-97132-1

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Estimated Ship Date: Aug 29, 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: Aug 29, 2025 if ordered today

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Valve Spring, Dual, 1.445 in. Outside Diameter, 347 lbs./in. Rate, 1.125 in. Coil Bind Height, Each

Part Number: HRS-98412-1

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Valve Lock, Forged Steel, 10 Degree, 1-Groove, 3/8 in. Valve Stem, Pair

Part Number: HRS-93018-1

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Rev Kit Button

Part Number: HRS-90132-RKB

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Estimated Ship Date: Aug 29, 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: Jul 28, 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: Jul 28, 2025 if ordered today

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Pushrods, 5/16 in. Diameter, 7.450 in. Long, Chromoly, 0.080 in. Wall, For Guideplates, Each

Part Number: CXM-P174501202

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Estimated Ship Date: Jul 25, 2025 if ordered today

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