CHEVROLET CHEVELLE 7.4L/454 Engines & Components

Valve Spring Shim Kit

Part Number: PIO-819016

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal, 0.02 in./0.50mm Undersize Crankshaft, Chevy, Excalibur, 6.5L, 6.6L, 7.0L, 7.4L, Set of 5

Part Number: PEB-5M829A-20

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Estimated Ship Date: Today

Valve Covers, GM Licensed Slant Edge Valve Covers, Tall, Perimeter Bolt Mounting, Aluminum, Black Powdercoat, Chevrolet Logo, Chevy, Big Block, Pair

Part Number: PRO-141-867

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Estimated Ship Date: Today

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Timing Chain and Gear Set, Hex-A-Just, Double Roller, -0.005 in., Billet Steel Sprockets, Merlin, Big Block, Set

Part Number: CLO-9-3147A-5

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Timing Set, Double Roller Chain, 0.010 in. Shorter Length, Billet Steel Sprockets, Chevy, Big Block, Set

Part Number: CLO-9-3610TX3-10

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Timing Chain and Gear Set, Original True Roller, Double Roller, Iron/Steel Sprockets, Chevy, Big Block, Set

Part Number: CLO-9-3110-10

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Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: CLO-9-3610WX3

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Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: CLO-9-3610WX9

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Timing Set, Double Roller Chain, 0.005 in. Shorter Length, Billet Steel Sprockets, Chevy, 454 Merlin, Set

Part Number: CLO-9-3647TX3-5

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Timing Set, Double Roller Chain, 0.005 in. Shorter Length, Billet Steel Sprockets, Chevy, 454 Merlin, Set

Part Number: CLO-9-3647TX9-5

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Estimated Ship Date: Dec 22, 2025 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: Feb 10, 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: Feb 9, 2026 if ordered today

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ROCKER ARMS, PRO SERIES ALUM, FORD Boss 351C-M, 400, 429, 460 1968-97, 1.73 x 7/16"

Part Number: PQX-6545402

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Estimated Ship Date: Feb 9, 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: Feb 9, 2026 if ordered today

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Valve Cover Bolt Kit

Part Number: PQX-4145410

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Estimated Ship Date: Feb 9, 2026 if ordered today

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FABRICATED ALUMINUM VALVE COVERS, CHEV, Big Block, Std Bolt Pattern Cyl Heads, Tall, Fabricated Billet Rail, Machine Polished

Part Number: PQX-4045419

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Alternator Bracket, Aluminum, Polished, Engine Block Front Mount, Short Water Pump, Chevy, Big Block, Each

Part Number: PWM-2897

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Estimated Ship Date: Dec 29, 2025 if ordered today

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ENGINE TIMING CHAIN

Part Number: CLO-9-147

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Cam/Lifter, Valvetrain, Mechanical Roller Tappet, Advertised Duration 280/286, Lift .646/.653, Chevy, 396-454

Part Number: CCA-K11-771-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 268/286, Lift .515/.547, Chevy, Big Block, Each

Part Number: CCA-11-560-4

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 284/305, Lift .575/.595, Chevy, Big Block, Each

Part Number: CCA-11-568-4

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 274/286, Lift .552/.555, Chevy, Big Block, 4/7 Swap, Each

Part Number: CCA-11-650-47

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Camshaft, Mechanical Flat Tappet, Advertised Duration 290/298, Lift .598/.598, Chevy, Big Block, Each

Part Number: CCA-11-655-47

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Camshaft, Mechanical Flat Tappet, Advertised Duration 310/314, Lift .638/.631, Chevy, Big Block, Each

Part Number: CCA-11-682-47

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Cam/Lifters/Timing, Hydraulic Flat Tappet, Advertised Duration 278/292, Lift .564/.566, Chevy, Big Block, Kit

Part Number: CCA-SK11-240-4

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Estimated Ship Date: Feb 2, 2026 if ordered today

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