1981 Engine Kits & Rotating Assemblies

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-12010060

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Estimated Ship Date: Dec 26, 2025 if ordered today

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

Part Number: ESP-13051060

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Estimated Ship Date: Dec 26, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-14625125

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Estimated Ship Date: Dec 26, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-14642125

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chrysler, Dodge, Plymouth, Small Block, Kit

Part Number: ESP-20109040

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Estimated Ship Date: Dec 26, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-451013819

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Estimated Ship Date: Dec 26, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-B11421060

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Estimated Ship Date: Dec 26, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-B12077030

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Engine Rotating Assembly, Street/Strip, Forged Piston, Cast Crank, I-Beam Rods, Ford, Small Block Windsor, Kit

Part Number: ESP-B16005MS030

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-12029060

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Piston, I-Beam Rod, Chevy, Small Block, Kit

Part Number: ESP-B13004E060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-B13325E030

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Estimated Ship Date: Jan 5, 2026 if ordered today

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

Part Number: ESP-B18201060

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Estimated Ship Date: Jan 5, 2026 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-B12302000

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Rotating Assembly, Competition, Forged Pistons, Forged Crank, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B12311040

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-11004100

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-12001STD

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-12002030

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Rotating Assembly, Competition, 4340 Crank, H-Beam, Forged Pistons, Rings, Rod/Main Bearings, GM, 363 CID, Kit

Part Number: ESP-12017030

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-12020STD

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-12021030

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Estimated Ship Date: Jan 5, 2026 if ordered today

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COMPETITION ASSEMBLY CHEVY 350

Part Number: ESP-12302000

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Estimated Ship Date: Jan 5, 2026 if ordered today

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COMPETITION ASSEMBLY CHEVY 350

Part Number: ESP-12302060

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Estimated Ship Date: Jan 5, 2026 if ordered today

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COMPETITION ASSEMBLY CHEVY 350

Part Number: ESP-12304000

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Estimated Ship Date: Jan 5, 2026 if ordered today

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COMPETITION ASSEMBLY CHEVY 350

Part Number: ESP-12304040

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Estimated Ship Date: Jan 5, 2026 if ordered today

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