Engine Rotating Assemblies & Rebuild Kits

Pro LS Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0302

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Estimated Ship Date: Today

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Pro LS Piston and Rod Kit, 326 Cid., 3.785 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7857

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Lower Engine Rebuild Kit, Flat Top Pistons, Moly, Standard Rod and Main, Cam Bearings, Chevy, GMC, 5.3L, Kit

Part Number: FEM-BK6080-000

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Pro LS Rotating Assembly, 325 Cid, 3.780 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Ring, H Bearing

Part Number: SUM-R2436L7802

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Pro LS Rotating Assembly, 326 Cid., 3.785 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit ring, H Bearings

Part Number: SUM-R24367857

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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: Today

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

Part Number: SES-3483006050

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Cannot be shipped Internationally

• Oversize
• Restricted

Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R24407855

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Estimated Ship Date: Today

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

Part Number: ESP-B627004000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 23, 2025 if ordered today

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• Special Order

Engine Re-Ring, Cast Iron, 4 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: FEM-MK1038A-000

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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-B16622MS030

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Estimated Ship Date: Oct 13, 2025 if ordered today

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• Special Order

Engine Rebuild, Hypereutectic Flat, 4.030 in. Bore, .010 in. Rod, .010 in. Main, Ford, 351, Kit

Part Number: FEM-MKP625D-311

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

Part Number: SCA-1-94622BI

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Engine Re-Ring, Cast, 4.000 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: FEM-205130M-000

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Part Number: ESP-B13057E030

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Estimated Ship Date: Jul 23, 2025 if ordered today

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

Part Number: ESP-21203030

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Engine Re-Ring, Moly, 4.360 in. Bore, Standard Rod, Standard Main, Ford, Lincoln, Mercury, 429/460, Kit

Part Number: FEM-205637M-000

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Engine Rebuild, Hypereutectic Flat Top, Plasmamoly Rings, Stock Bore, Bearings, Chevy, 5.7L, Kit

Part Number: CMB-08-0076

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Estimated Ship Date: Today

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

Part Number: ESP-21200030

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Estimated Ship Date: Jul 21, 2025 if ordered today

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• Special Order

Engine Rebuild, Hypereutectic Flat, 4.060 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT3-600

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Cannot be shipped Internationally

• Restricted
• Free Shipping

Pro LS 4340 Piston and Rod Kit, 403 Cid., 4.005 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400058

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Pro LS 4340 Piston and Rod Kit, 408 Cid., 4.030 bore, 4.000 stroke, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4003020

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

Part Number: SCA-1-48053BI

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order

ROTATING ASSEMBLY FORD 4.6 2V

Part Number: ESP-14400W000

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2025 if ordered today

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• Special Order

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

Part Number: ESP-B16022LA030

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2025 if ordered today

• Free Shipping
• Special Order