CHEVROLET 7.4L/454 Engines & Components

BBC "Quick 16" +42cc Dome 1.120"

Part Number: WIS-6478B110

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Quick 16 Series, 2618 Forged Aluminum, Dome, 4.600 in. Bore, 4.250 in. Stroke, 6.800 in. Rod, Chevrolet, Big Block, Each

Part Number: WIS-6479B100

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Quick 16 Series, 2618 Forged Aluminum, Dome, 4.605 in. Bore, 4.250 in. Stroke, 6.800 in. Rod, Chevrolet, Big Block, Each

Part Number: WIS-6479B105

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Quick 16 Series, 2618 Forged Aluminum, Dome, 4.610 in. Bore, 4.250 in. Stroke, 6.800 in. Rod, Chevrolet, Big Block, Each

Part Number: WIS-6479B110

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Professional Series, Quick 16, Forged Aluminum, Dome, 4.560 in. Bore, Stroked, Chevy, Big Block, Each

Part Number: WIS-60006B6

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pistons, Professional Series, Quick 16, Forged Aluminum, Dome, 4.600 in. Bore, Stroked, Chevy, Big Block, Each

Part Number: WIS-60009B100

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Piston, Forged, Flat Top, Single Valve Relief, 4.310 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Each

Part Number: JEP-139507S

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valves, Exhaust, Race, Stainless Steel, 1.88 in. Diameter, Chevy, Big Block, 396, 427, 454, 502, Set of 8

Part Number: MIL-45135-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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Timing Gear Replacement Part, Cam Cover, Chevy, Big Block, Each

Part Number: MIL-12962

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valves, Intake, Race, Stainless Steel, 2.19 in. Diameter, Chevy, Big Block, 396, 427, 454, 502, Set of 8

Part Number: MIL-45115-8

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valves, Exhaust, Race, Stainless Steel, 1.88 in. Dia., +.350 Long, Big Chevy, 396, 427, 454, 502, Set of 8

Part Number: MIL-45137-8

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Oil Pickup, Press-In, 7.75 in. Pan Depth, Chevy, Big Block, Each

Part Number: MOR-24604

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

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Main Stud Kit

Part Number: PIO-855005

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Oil Pan Bolts, Steel, GM, Hex Head, Kit

Part Number: PIO-859009

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Head Stud Kit

Part Number: PIO-851006

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Head Bolt Kit

Part Number: PIO-851201

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Harmonic Balancer, Internal Balance, 6.750 in. Diameter, Nodular Iron, Black, Chevy/GMC, Inline 6, Each

Part Number: PIO-DA-292

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 12, 2025 if ordered today

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Engine Oil Pan

Part Number: ATP-103273

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Estimated Ship Date: Dec 8, 2025 if ordered today

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CH BB DM 4.500B/4.250S/6.385R/1.270CD N/

Part Number: DPP-12245

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Estimated Ship Date: Jan 5, 2026 if ordered today

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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, 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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