Engine Rotating Assemblies & Rebuild Kits

Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 24X, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244006521

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Estimated Ship Date: Monday 9/8/2025

Repair Kit, Top End, 79.960mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50080-BK

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Estimated Ship Date: Monday 9/8/2025

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

Part Number: ESP-11012070

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Estimated Ship Date: Monday 9/8/2025

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Competition, Standard Weight Forged Rotating Assembly

Part Number: SCA-1-41839BI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/8/2025

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Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 428 Small Block, Kit

Part Number: SCA-1-44406BI

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Estimated Ship Date: Monday 9/8/2025

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COMPETITION ASSEMBLY CHEV 396

Part Number: ESP-183024155

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Estimated Ship Date: Monday 9/8/2025

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COMPETITION ASSEMBLY FORD 351W

Part Number: ESP-14138040

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Estimated Ship Date: Monday 9/8/2025

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BALANCED PRO STREET ASSEMBLY CHEV 427

Part Number: ESP-B68211060

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Estimated Ship Date: Monday 9/8/2025

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

Part Number: ESP-B18022L060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/8/2025

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ROTATING ASSEMBLY

Part Number: ESP-B1612603057

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Estimated Ship Date: Monday 9/8/2025

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Engine Kit, Flat-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 353, Kit

Part Number: SES-3482112000

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

Part Number: SCA-1-94624BI

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Estimated Ship Date: Monday 9/8/2025

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

Part Number: SCA-1-47310BI

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Estimated Ship Date: Monday 9/8/2025

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ENGINE PERFORMANCE, 124" 4-1/8" BORE, CYLNDR ST 4-1/8" BR 124"

Part Number: SSY-910-0338

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Estimated Ship Date: Monday 9/8/2025

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Engine Kit, Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 350, Kit

Part Number: SES-3480110000

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Engine Kit, Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 350, Kit

Part Number: SES-3480210000

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Engine Kit, Flat-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 355, Kit

Part Number: SES-3483002000

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Engine Kit, Flat-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 355, Kit

Part Number: SES-3483004000

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Engine Kit, Dish-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 357, Kit

Part Number: SES-3484111000

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Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 58x, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.7:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R584081012

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Estimated Ship Date: Monday 9/8/2025

Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R58408105

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Estimated Ship Date: Monday 9/8/2025

Pro LS 4340 Rotating Assembly, 382 Cid., 3.898 bore, 4.000 stroke, 58x, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R584089816

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Estimated Ship Date: Monday 9/8/2025

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 58x, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R584090316

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Estimated Ship Date: Monday 9/8/2025

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R58409035

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Estimated Ship Date: Monday 9/8/2025

Engine Re-Ring, 4.000 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-033

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Estimated Ship Date: Monday 9/8/2025

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