CHEVROLET Engines & Components

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.50 in. Stroke, Chevy, 454, Each

Part Number: CRO-E95137X4

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.625 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-E95139X4

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.875 in. Stroke, Chevy, Each

Part Number: CRO-95127

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.000 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-UL95115

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.250 in. Stroke, Custom Order, Chevy, 350, 400

Part Number: CRO-UL95119

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Custom Order, Chevy, 350, 400

Part Number: CRO-UL95122

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Custom Order, Chevy, 350, 400

Part Number: CRO-UL95125

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.800 in. Stroke, Custom Order, Chevy, 350, 400

Part Number: CRO-UL95126

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, Ultra Light, 2-Piece Seal, Internal Balance, Forged 4340, 4.000 in. Stroke, Chevy, 454, Each

Part Number: CRO-UL95133

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Estimated Ship Date: Jan 27, 2026 if ordered today

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BluePrint Engines 376 c.i. GM LS Compatible Builder Series - Standard Edition - Fuel Injected - ZF Automatic Transmission - Black Pulley Kit

Part Number: MLL-BLS3765KBZF

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Estimated Ship Date: Nov 24, 2025 if ordered today

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BluePrint Engines 376 c.i. GM LS Compatible Builder Series - Standard Edition - Fuel Injected - ZF Automatic Transmission - Polished Pulley Kit

Part Number: MLL-BLS3765KZF

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, T56 Manual Transmission w/ Black Pulley Kit

Part Number: MLL-BLS3763KBT56

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, TKX Manual Transmission w/ Black Pulley Kit

Part Number: MLL-BLS3763KBTKX

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Estimated Ship Date: Nov 24, 2025 if ordered today

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BluePrint Engines 376 c.i. GM LS Compatible Builder Series - Standard Edition - Fuel Injected - ZF Automatic Transmission - Black Pulley Kit

Part Number: MLL-BLS3763KBZF

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, T56 Manual Transmission w/ Polished Pulley Kit

Part Number: MLL-BLS3763KT56

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, TKX Manual Transmission w/ Polished Pulley Kit

Part Number: MLL-BLS3763KTKX

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Estimated Ship Date: Nov 24, 2025 if ordered today

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BluePrint Engines 376 c.i. GM LS Compatible Builder Series - Standard Edition - Fuel Injected - ZF Automatic Transmission - Polished Pulley Kit

Part Number: MLL-BLS3763KZF

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, T56 Manual Transmission

Part Number: MLL-BLS3763T56

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, TKX Manual Transmission

Part Number: MLL-BLS3763TKX

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Estimated Ship Date: Nov 24, 2025 if ordered today

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BluePrint Engines 376 c.i. GM LS Compatible Builder Series - Standard Edition - Fuel Injected - ZF Automatic Transmission - Black Pulley Kit

Part Number: MLL-BLS3768KBZF

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Bare Blocks, Dart Big M Series, Cast Iron, 9.800 in. Deck Height, 4.600 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31213645

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.600 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: DRT-31213655

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Bare Blocks, Dart Big M Series, Cast Iron, 10.200 in. Deck Height, 4.250 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31213355

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Bare Blocks, Dart Big M Series, Cast Iron, 9.80 in. Deck Height, 4.250 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31213445

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Bare Blocks, Dart Big M Series, Cast Iron, 9.800 in. Deck Height, 4.560 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31213545

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Estimated Ship Date: Nov 20, 2025 if ordered today

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