CHEVROLET 7.4L/454 Camshafts & Valvetrain

Camshaft, Hydraulic Flat Tappet, Advertised Duration 291/291, Lift .553/.553, Chevy, Big Block, Each

Part Number: HRS-121181-10

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 303/309, Lift .595/.595, Chevy, Big Block, Each

Part Number: HRS-121271-12

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 296/308, Lift .640/.640, Chevy, Big Block

Part Number: HRS-121615-12

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Mechanical Roller Tappet, Advertised Duration 305/309, Lift .731/.737, Chevy, Big Block, Each

Part Number: HRS-121673-08

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Mechanical Roller Tappet, Advertised Duration 313/319, Lift .770/.737, Chevy, Big Block, Each

Part Number: HRS-121683-10

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 294/301, Lift .570/.578, Chevy, Big Block, Each

Part Number: HRS-121721-10

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 294/301, Lift .570/.578, Chevy, Big Block, Each

Part Number: HRS-121721-12

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Mechanical Flat Tappet, Advertised Duration 289/295, Lift .623/.629, Chevy, Big Block, Each

Part Number: HRS-121932-08

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 278/288, Lift .567/.601, Chevy, Big Block, Each

Part Number: HRS-122116-14

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 279/289, Lift .527/.533, Chevy, Big Block, Each

Part Number: HRS-122121-10

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 279/289, Lift .527/.533, Chevy, Big Block, Each

Part Number: HRS-122121-14

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 289/295, Lift .553/.533, Chevy, Big Block, Each

Part Number: HRS-122441-10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 297/307, Lift .575/.595, Chevy, Big Block, Each

Part Number: HRS-122531-10

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Lifters, Lifter, Chev SB, GM Gen 5/6/8.1L, Hyd Roller, Ea

Part Number: HRS-91120-1

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, Chevy, 7.4, 8.2L, Custom Order, Each

Part Number: HRS-129996

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Timing Chain and Gear Set, Double Roller, Billet Steel Sprockets, Chevy, Big Block V8, Set

Part Number: HRS-94306

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Estimated Ship Date: Jan 16, 2026 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: Jan 16, 2026 if ordered today

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ROCKER ARM ADJ

Part Number: PIO-S-1012

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Estimated Ship Date: Dec 12, 2025 if ordered today

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VL SPR KIT

Part Number: PIO-S-1055

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.8 Ratio, Fits 7/16 in. Stud, Chevy, Big Block, Set of 16

Part Number: PQX-62454718

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Estimated Ship Date: Jan 26, 2026 if ordered today

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GEAR DRIVE, DUAL IDLER, CHEV 396-454 1966-90, Noisy, Made in USA

Part Number: PQX-5145421

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Estimated Ship Date: Jan 26, 2026 if ordered today

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GEAR DRIVE, DUAL IDLER, CHEV 454, GEN VI 1999-2000, Noisy, 3-Keyway Crank Gear, Thrust Bearing, Made in USA

Part Number: PQX-5145423

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Estimated Ship Date: Jan 26, 2026 if ordered today

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GEAR DRIVE, DUAL IDLER, CHEV 454, GEN VI 1999-2000, Quiet, 3-Keyway Crank Gear, Thrust Bearing, Made in USA

Part Number: PQX-5145424

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Estimated Ship Date: Jan 26, 2026 if ordered today

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TIMING CHAIN, DBL ROLLER, CHEV BB, FORD BB, CHRYSLER-MOPAR BB, 66 Link

Part Number: PQX-5099134

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Guideplates, PowerPlus+, Raised, Steel, Black Oxide, 3/8 in. Pushrod Size, Chevrolet, Each

Part Number: PQX-1145400-01

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Estimated Ship Date: Jan 26, 2026 if ordered today

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