CHEVROLET 7.4L/454 Engines & Components

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBP42B-MG

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Pulley Kit, Track, Serpentine, Clear Aluminum Pulleys, Clear Powdercoated Brackets, GM Type 2, P/S, Chevy, Big Block, Kit

Part Number: MCH-21250

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Cylinder Heads, Magnum Competition, Aluminum, Assembled, 121cc Chamber, 385cc Intake, Chevy, Pair

Part Number: AFR-2020-TI

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Cylinder Heads, Magnum, Aluminum, Assembled, 113cc Chamber, 300cc Intake, Chevy, Pair

Part Number: AFR-3670

5.0 out of 5 stars ( 1 )

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Crankshaft, External Balance, Cast Steel, 4.25 in. Stroke, Chevy, 454, Each

Part Number: SCA-945420

2.75 out of 5 stars ( 4 )

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• $50.00 Summit Bucks

Pulley/Bracket Set, Serpentine, Aluminum, Black Powdercoated, Saginaw P/S, Chevy, Big Block, Kit

Part Number: MCH-21255-08

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Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945420L

5.0 out of 5 stars ( 1 )

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• $50.00 Summit Bucks

Cylinder Heads, CNC Chambers, Aluminum, Assembled, 121cc Chamber, 345cc Intake, Chevy, Big Block, Pair

Part Number: AFR-2110-1

3.67 out of 5 stars ( 3 )

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Crate Engine, Base Longblock, Big Block Chevy, 540ci Stroker, BBC Crate Motor, Standard Deck Height, 670HP

Part Number: MLL-PS5401CT

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Cylinder Heads, Maxx Series, Hydraulic Roller, Assembled, Aluminum, 317cc Intake Runner, Chevrolet, Big Block, Pair

Part Number: PMX-9318

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Crankshaft, Compstar, 2-piece Rear Main Seal Style, Internal/External Balance, Forged 4340 Steel, 4.500 in. Stroke, Large Snout, Chevrolet, 7.4L, Each

Part Number: CPI-BBQ425-CS

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Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Chevy, GMC, 7.4L, Each

Part Number: VRE-2C44

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Estimated Ship Date: Jan 5, 2026 if ordered today

• Core Charge $130.00
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Crate Engine, Remanufactured, Long Block, Assembled, Chevrolet, GMC, 7.4L/454, Each

Part Number: VRE-DC59

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Estimated Ship Date: Jan 5, 2026 if ordered today

• Core Charge $770.00
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Crankshaft, 1-Piece Seal, External Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445410L

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Estimated Ship Date: Feb 2, 2026 if ordered today

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• $100.00 Summit Bucks
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Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Cylinder Head, Merlin, CNC Ported, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630CNC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 23, 2025 if ordered today

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Accessory Drive System, Serpentine, 6-groove, Polished Finished, Power Steering, Air Conditioning, Chevy, Big Block, Kit

Part Number: AAY-FDS-BBC-151

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Cylinder Heads, Maxx Series, Solid Roller, Assembled, Aluminum, 317cc Intake Runner, Chevrolet, Big Block, Pair

Part Number: PMX-9319

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Chevy, GMC, 7.4L, Each

Part Number: VRE-2CE1

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Estimated Ship Date: Jan 5, 2026 if ordered today

• Core Charge $130.00
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Accessory Drive System, Sport Track Ultra, All Inclusive, Serpentine Style, with Saginaw PS Pump, No Reservoir, Black Onyx w/Silver Edge, Chevy, Kit

Part Number: MCH-23620-07

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630-2

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Engine Assembly, Stage 3 Crate Engine, Long Block, 2-Piece Main Seal, Chevy, Big Block, 540, Each

Part Number: HPE-HP42C

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Crate Engines, Pro Series Chevy 540 C.I.D. 615 HP Base Long Block, 8.8L/540, Assembled, Internal Balance, Aluminum Heads, Chevrolet, Big Block, Each

Part Number: MLL-PS5403CT1

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Dressed Engine with Carb, Plugs, Wires, & Complete Polished Pulley Kit Installed w/ WP, Alt, A/C.

Part Number: MLL-BP4967CTCK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 25, 2026 if ordered today

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Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Chevy, GMC, Workhorse, Workhorse Custom Chassis, 7.4L, Each

Part Number: VRE-2CK2

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

• Core Charge $130.00
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