CHEVROLET Chevy big block Mark IV Engines & Components

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

Part Number: AFR-3670

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Pulley Kit, Tru Trac, Serpentine System, Aluminum, Black Anodized, Chevy, Big Block, Kit

Part Number: BSP-BLK14220

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

Part Number: MLL-PS5401CT

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifters, Each

Part Number: WRL-095112

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Estimated Ship Date: Jan 7, 2026 if ordered today

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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 19, 2026 if ordered today

• Core Charge $770.00
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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: Jan 8, 2026 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

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Estimated Ship Date: Jan 8, 2026 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: Jan 14, 2026 if ordered today

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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: Jan 8, 2026 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

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Estimated Ship Date: Feb 4, 2026 if ordered today

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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 19, 2026 if ordered today

• Core Charge $130.00
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Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Chevy, Excalibur, GMC, 7.4L, Each

Part Number: VRE-2C43

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $130.00
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Crate Engine, Fully Dressed Longblock, 454 C.I. 460 HP, 479 TQ, Aluminum Heads, Roller Camshaft, Chevy, Big Block Gen IV, Each

Part Number: MLL-BP454CTCKB

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445415C

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Engine Assembly, Short Block, Big Block, 10.3L/632, 4.600 in. Bore, 4.750 in. Stroke, Forged Pistons, Flat Top, Chevy, Big Block Mark IV, Each

Part Number: HPE-SP108

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095012

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Estimated Ship Date: Jan 9, 2026 if ordered today

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CHEVY 454 ROTATING ASSEMBLY

Part Number: ESP-35710060

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Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.595 in. Bore, 2-Piece Seal, 9.800 in. Deck, Chevy, Big Block, Each

Part Number: WRL-091102

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.595 in. Bore, 2-Piece Seal, 10.200 in. Deck, Chevy, Big Block, Each

Part Number: WRL-091112

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Estimated Ship Date: Jan 7, 2026 if ordered today

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4340 Forged Superlight

Part Number: SCA-445405C-3

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Estimated Ship Date: Feb 13, 2026 if ordered today

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4340 Forged Superlight

Part Number: SCA-445430C-3

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Estimated Ship Date: Feb 13, 2026 if ordered today

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