$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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Engines & Components

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Results 1026 - 1050 of 2000 +

Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: DRT-31344195

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Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: DRT-31344275

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Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: DRT-31344285

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Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Each

Part Number: DRT-31344295

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Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: DRT-31345135

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Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Engine Block, Aluminum, Midget Race Car, 4.130 in. Diameter Bore, 2-Piece Rear Main Seal, Chrysler, L4, Each

Part Number: DCC-P5007466

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Bare Blocks, Dart Race Series, Aluminum, 9.025 in Deck, 4.0 in. Bore, 4-Bolt Mains, 2-Piece Rear Main Seals,Small Block, Chevy, Each

Part Number: DRT-31711113

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Crate Engine, Marine GM 350 C.I.D. 350 HP Base Long Block, 400 TQ, 4-bolt Main Block, Chevy, Small Block, Each

Part Number: MLL-MBP3550CT

Not Yet Reviewed

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376 c.i. GM LS style proseries dressed engine with Supercharger and Polished Pulley Kit -. incl. 30 month / 50,000 warranty & Dyno

Part Number: MLL-PSLS3769SCTK

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Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

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: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

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

Part Number: MLL-BLS3763KZF

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

ROTATING ASSEMBLY

Part Number: CPI-KV1291H-CS

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.375 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-E95136X4

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

CRANKSHAFT 4340 FORGED LIGHTWEIGHT SBC 3.330 (HOLES INCL)

Part Number: CRO-LW95112

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

CRANKSHAFT 4340 FORGED LIGHTWEIGHT SBC 3.335 (HOLES INCL)

Part Number: CRO-LW95113

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

CRANKSHAFT 4340 FORGED LIGHTWEIGHT SB CHEVY 3.125 (W/HOLES)

Part Number: CRO-LW95118

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

CRANKSHAFT 4340 FORGED LIGHTWEIGHT SB CHEVY 3.562 (W/HOLES)

Part Number: CRO-LW95123

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

CRANKSHAFT 4340 FORGED LIGHTWEIGHT BB CHEVY 4.562 (W/HOLES)

Part Number: CRO-LW95138

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-LW95140

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

CRANKSHAFT 4340 FORGED LW CHRYS 426 HEMI CUSTOM(HOLES INCL)

Part Number: CRO-LW95160

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

CRANKSHAFT 4340 FORGED LW CHRYS 426 HEMI 3.750 (HOLES INCL)

Part Number: CRO-LW95162

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

CRANKSHAFT 4340 BILLET CHEVY LS1 CUSTOM STROKE INCLUDES RELUCTOR RING

Part Number: CRO-95100C

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

CRANKSHAFT 4340 BILLET SB CHEVY 4.250 STROKE (HOLES INCL)

Part Number: CRO-95110C

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

CRANKSHAFT 4340 BILLET SB CHEVY 3.125 STROKE (HOLES INCL)

Part Number: CRO-95118C

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

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