Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 58x, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L00512

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Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R58368202

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Estimated Ship Date: Apr 28, 2026 if ordered today

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KIT-SBC 355 3.480/4.030

Part Number: MAN-290730

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Estimated Ship Date: Apr 16, 2026 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: Apr 29, 2026 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: May 14, 2026 if ordered today

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COMPETITION ASSEMBLY FORD 351W

Part Number: ESP-14138040

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0002

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0052

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Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0302

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BALANCED COMPETITION ASSEMBLY CHEV 350

Part Number: ESP-B12311030

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Estimated Ship Date: Apr 24, 2026 if ordered today

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FORD 302 ROTATING ASSEMBLY

Part Number: ESP-14002040

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Estimated Ship Date: Apr 24, 2026 if ordered today

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BALANCED COMPETITION ASSEMBLY CHEV 350

Part Number: ESP-B12305060

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Estimated Ship Date: Apr 24, 2026 if ordered today

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

Part Number: SCA-1-41566

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Engine Rotating Assembly, Street/Strip, Forged Piston, Cast Crank, H-Beam Rods, Ford, Big Block FE, Kit

Part Number: ESP-B158044170

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Estimated Ship Date: Apr 24, 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-11013060

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Estimated Ship Date: Apr 27, 2026 if ordered today

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

Part Number: SCA-1-47410

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Estimated Ship Date: Apr 29, 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-11012030

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Estimated Ship Date: Apr 27, 2026 if ordered today

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BALANCED PRO STREET ASSY CHEV 4.8/5.3 LS

Part Number: ESP-B627003780

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Engine Rotating Assembly, Forged 4340 Crank, Forged Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-47353BI

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Estimated Ship Date: May 14, 2026 if ordered today

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

Part Number: SCA-1-40755BI

5.0 out of 5 stars ( 1 )

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, 385, Small Block

Part Number: ESP-B12111040

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Estimated Ship Date: May 5, 2026 if ordered today

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

Part Number: SCA-1-94620BI

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Rotating Assembly, Competition, Forged 4340 Crankshaft, Forged Flat Pistons, 2-Piece Seal, Chevy, 420, Kit

Part Number: ESP-12032040

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ROTATING ASSEMBLY

Part Number: ESP-157074080

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Estimated Ship Date: May 6, 2026 if ordered today

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

Part Number: SCA-1-41705BIE

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 20, 2026 if ordered today

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