Engine Rotating Assemblies & Rebuild Kits

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8107

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Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 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-R24400008

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Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0002

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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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Pro LS Crank and Rods, Forged 4340 Steel Crank, 4 in. Stroke, Forged 4340 Steel H-Beam Rods, 6.125 in. Rod Length, Chevy, LS, Kit

Part Number: SUM-CR4024125

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pro LS Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0052

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Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.070 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0702

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Engine Re-Ring, 4.030 in. Bore, Standard Rod, Standard Main, 350, Kit

Part Number: SUM-RRKIT1-300

4.14 out of 5 stars ( 7 )

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-1-94165

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 58x, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584007021

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 8, 2026 if ordered today

• Special Order

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 )

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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Lower Engine Rebuild Kit, Dish Pistons, Moly, Standard Rod & Main, Chevy, GMC, 6.0L/364, VIN Code U Apps, Kit

Part Number: FEM-BK6091-000

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Engine Re-Ring, Moly, 4 in. Bore, Standard Rod, Standard Main, Ford, 302, Kit

Part Number: FEM-2056215M-000

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Piston Rings, Engine Re-Ring, Moly, Stock Size, Rod Bearings, Main Bearings, Chevy, 5.3L LS, Kit

Part Number: FEM-205-6940M000

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Pro LS 4340 Rotating Assembly, 410 Cid., 4.040 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400408

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Re-Ring, 4.000 in. Bore, Standard Rod, Standard Main, Ford, Kit

Part Number: FEM-MK6116D000

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400656

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: ESP-B15402L00068

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Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L03012

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

Part Number: ESP-B15405L04068

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Engine Re-Ring, Moly, 3.910 in. Bore, Standard Rod, Standard Main, Chrysler, Dodge, Plymouth, 318, Kit

Part Number: FEM-205717M-000

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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

Part Number: SUM-SBCKIT3-600

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

• Restricted
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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 4340 Piston and Rod Kit, 376 Cid., 4.065 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0652

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