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1981 Engine Kits & Rotating Assemblies

Individual Parts

Results 1 - 25 of 2000 +

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

Part Number: ESP-B12011030

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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

Part Number: ESP-B15405E030

4.83 out of 5 stars ( 6 )

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

Part Number: ESP-B13005E030

4.43 out of 5 stars ( 7 )

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

Part Number: ESP-B15455E030

5.0 out of 5 stars ( 2 )

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-94165

4.43 out of 5 stars ( 7 )

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

Part Number: ESP-B14003030

4.67 out of 5 stars ( 3 )

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

Part Number: ESP-B18022030

5.0 out of 5 stars ( 1 )

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

Part Number: ESP-B15402E030

5.0 out of 5 stars ( 2 )

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

Part Number: ESP-B15405E040

5.0 out of 5 stars ( 4 )

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-90005BI

5.0 out of 5 stars ( 2 )

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

Part Number: ESP-B11012060

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Part Number: ESP-B14125030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-94170

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-16524030

4.5 out of 5 stars ( 4 )

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-94165BE

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: ESP-B13005E060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-94055BE

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

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

Part Number: ESP-B15455E060

Not Yet Reviewed

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-90455BI

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-90455BI040

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons with Pins, Spiro-Locks, I-Beam Rods, Chevy, Small Block Gen I, Kit

Part Number: ESP-B15404E030

Not Yet Reviewed

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Engine Rotating Assembly, Series 9000, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-94160

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, H-Beam Rods, Ford, Big Block, Kit

Part Number: SCA-1-94860BE

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

COMPETITION ASSEMBLY FORD 351W

Part Number: ESP-14138040

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

Rotating Assembly 408 FORD

Part Number: SCA-1-47355BI

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

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