Engines & Components

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.210 in. Stroke, Pontiac, 455, Each

Part Number: ESP-445542106625

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.210 in. Stroke, 2.249 Rod Bearings, Each

Part Number: ESP-440042106625

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Crankshaft, Forged 4340, Internal Balance, 4.750 in. Stroke, 6.700 Rod, Chevy Big Block, 8.1L, Each

Part Number: SCA-481030

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Estimated Ship Date: Jan 9, 2026 if ordered today

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CRANKSHAFT-CHEVY LT1 3.622

Part Number: MAN-194158

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9187S

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-16524040

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Estimated Ship Date: Nov 14, 2025 if ordered today

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STREET & STRIP ASSEMBLY CHEV 350

Part Number: ESP-13324040

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-4426015

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Estimated Ship Date: Jan 12, 2026 if ordered today

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225 SBC 208/160 64CC ANGLE PLU

Part Number: PMX-2120HR

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.125 in. Stroke, Internal Balance, Ford, Big Block FE, Each

Part Number: SCA-4FE100

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190158

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 24X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS362224

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Estimated Ship Date: Today

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Crankshaft, One-piece Seal, Internal Balance, Forged Steel, 3.622 in. Stroke, Chevy, 6.2L, Each

Part Number: NAL-12674743

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Cylinder Head, Assembled, Cast Iron, OEM, Chevrolet, Duramax Diesel, V8, LLY/LBZ/LMM, Each

Part Number: PPE-110100103

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Forged 4340 Standard Weight

Part Number: SCA-4426013

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Crankshaft, Forged 4340 Steel, Std. Weight, 3.75 in. Stroke, Chevy, 350, 2-Piece Seal, Internal Balance, Each

Part Number: SCA-435050

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-16022060

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-16524030

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.250 in. Engine Stroke, Ford, Big Block FE, Each

Part Number: SCA-4FE200

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: ESP-445642526385

5.0 out of 5 stars ( 1 )

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Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15455E060

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Engine Rotating Assembly, Street, Cast Crank, Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15402L00068

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Engine Block, Cast Iron, 2-Bolt Mains, 3.927 in. Bore, Clearanced, 1-Piece Rear Seal, Dodge, RAM, Hemi, Gen III, Each

Part Number: SUM-150160

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15404E040

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Estimated Ship Date: Today

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Pulleys, Serpentine, Performance Ratio, Narrow Mount, Billet Aluminum, Black Powdercoated, Chevrolet, LS, Kit

Part Number: MCH-19925-08

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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