2003 Camshafts & Valvetrain

Valve Springs, Valve Spring, Dual, 1.304 OD, .680 ID

Part Number: HRS-98122

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Lifters, Race Series, Mechanical Roller, Pro Max High RPM, Vertical Bar, Chevy, Gen III Small Block, Set of 16

Part Number: HRS-91178

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Lifters, Pro Max, Mechanical Roller, Pro Max Direct Lube, Vertical Bar, Chevy, Big Block, Offset, Exhaust.Pair

Part Number: HRS-91199-2L

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Lifters, Pro Max, Mechanical Roller, Pro Max Direct Lube, Vertical Bar, Chevy, Big Block, Offset, Intake. Pair

Part Number: HRS-91199-2R

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Valve Springs, Valve Spring, Dual, 1.300

Part Number: HRS-98335

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Estimated Ship Date: Jan 2, 2026 if ordered today

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DUAL VALVE SPRING

Part Number: HRS-98037

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Estimated Ship Date: Jan 2, 2026 if ordered today

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TIMING COVER

Part Number: PIO-500271

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Estimated Ship Date: Nov 28, 2025 if ordered today

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TIMING COVER

Part Number: PIO-500290

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Lifter Valley Cover, Aluminum, Black Anodized, Chevy, LS1, Each

Part Number: PGP-PRP-4515

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 272/272, Lift .561/.561, Chevy, Small Block LS, Each

Part Number: HRS-190225-13

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Estimated Ship Date: Jan 2, 2026 if ordered today

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CAMSHAFT 3 BOLT LS

Part Number: HRS-19086513

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 2, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 287/290, Lift .612/.604, Chevy, Small Block LS, Each

Part Number: HRS-190905-12

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 284/297, Lift .625/.625, Chevy, Small Block LS, Each

Part Number: HRS-190915-16

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 278/280, Lift .625/.625, Chevy, Small Block LS, Each

Part Number: HRS-190965-13

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Camshaft, Hydraulic Roller, 275/291 Advertised Duration, 0.607/0.618 Lift, 113 LSA, 3-bolt, 2,200-6,800 RPM, Chevrolet, LS, Each

Part Number: HRS-192865-13

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Estimated Ship Date: Jan 2, 2026 if ordered today

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ProX Valve Shim 7.48 x 1.275 mm. (5 pcs.)

Part Number: PXR-29-748127-5

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Estimated Ship Date: Dec 3, 2025 if ordered today

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ProX Valve Shim 9.48 x 1.95 mm. (5 pcs.)

Part Number: PXR-29-948195

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Estimated Ship Date: Dec 3, 2025 if ordered today

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ProX Valve Shim Assortment 250cc 7.48 from 1.20 to 3.50

Part Number: PXR-29-VSA748

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Timing Cover, One-piece, Aluminum, Natural, Dodge, Jeep, Each

Part Number: ATP-103358

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine Timing Cover

Part Number: ATP-103702

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine Timing Cover

Part Number: ATP-103704

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Valve Locks

Part Number: PIO-SS-555-HD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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VL SPR KIT

Part Number: PIO-S-1052

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Powersports Timing Chain, Wiseco Cam Chain, Yamaha, Each

Part Number: WIS-CC009

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Estimated Ship Date: Dec 5, 2025 if ordered today

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ProX Valve Shim 7.48 x 1.675 mm. (5 pcs.)

Part Number: PXR-29-748167-5

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Estimated Ship Date: Dec 1, 2025 if ordered today

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