Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R58407855

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Estimated Ship Date: Monday 4/28/2025

Pro LS 4340 Rotating Assembly, 403 Cid., 4.005 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400058

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Estimated Ship Date: Monday 4/28/2025

Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584000020

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Estimated Ship Date: Monday 4/28/2025

Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 bore, 3.622 stroke, 58x, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L06512

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Estimated Ship Date: Monday 4/28/2025

Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R24367807

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Estimated Ship Date: Monday 4/28/2025

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

Part Number: SCA-1-98112BI

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/28/2025

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Rotating Assembly, Street/Strip, Cast Steel Crankshaft, Forged Dish Pistons, 2 pc Seal, Oldsmobile, 488, Kit

Part Number: ESP-B42105030

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 28, 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-B20109040

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Estimated Ship Date: May 28, 2025 if ordered today

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

Part Number: ESP-14003-030

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Estimated Ship Date: May 28, 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-B12011040

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Estimated Ship Date: May 28, 2025 if ordered today

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

Part Number: SCA-1-48041BI

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Estimated Ship Date: Jun 24, 2025 if ordered today

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

Part Number: SCA-1-40810BI

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Estimated Ship Date: Jul 2, 2025 if ordered today

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Street Performance, Series 9000 Rotating Assembly

Part Number: SCA-1-94603BI

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Estimated Ship Date: Jul 2, 2025 if ordered today

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, 6.0L LS, Kit

Part Number: ESP-129104030

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Estimated Ship Date: May 28, 2025 if ordered today

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Competition, Standard Weight Forged Rotating Assembly

Part Number: SCA-1-47736BI

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Estimated Ship Date: Jul 2, 2025 if ordered today

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Rotating Assembly, Competition, Forged 4340 Crankshaft, Forged Flat Pistons, 1-Piece Seal, Chevy, 408, Kit

Part Number: ESP-129384030

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Estimated Ship Date: May 28, 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-B12010030

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 28, 2025 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-11100030

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Estimated Ship Date: May 28, 2025 if ordered today

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

Part Number: ESP-B14003040

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Estimated Ship Date: May 28, 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-12008040

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Estimated Ship Date: May 28, 2025 if ordered today

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Rotating Assembly, Street/Strip, Cast Steel Crankshaft, Forged Dish Pistons, 2 pc. Seal, Oldsmobile, 488, Kit

Part Number: ESP-42105030

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 28, 2025 if ordered today

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

Part Number: ESP-B16021MS030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 28, 2025 if ordered today

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

Part Number: SCA-1-45310

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 24, 2025 if ordered today

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

Part Number: SCA-1-91605BI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 24, 2025 if ordered today

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Engine Rotating Assembly, Forged Crank, Forged Pistons, I-Beam Rods, Mopar, Small Block, Kit

Part Number: SCA-1-48013BI

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Estimated Ship Date: Jul 2, 2025 if ordered today

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