Engine Rotating Assemblies & Rebuild Kits

Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L8983

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8107

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L9037

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR369033

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Re-Ring, 4.040 in. Bore, Standard Rod, Standard Main, Chevy, Kit

Part Number: SUM-RRKIT1-400

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3603012

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Rebuild, Cast Dish, 4.000 in. Bore, Standard Rod, Standard Main, Ford, 351W, Kit

Part Number: FEM-MKP6116A-000

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Pro LS 4340 Piston and Rod Kit, 416 Cid., 4.070 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4007021

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Re-Ring, 4.030 in. Bore, .010 in. Rod, .010 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-311

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Pro LS 4340 Piston and Rod Kit, 408 Cid., 4.030 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400308

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Engine Rebuild, Cast Flat, 3.736 in. Bore, Standard Rod, Standard Main, Chevy 1987-92, 305, Kit

Part Number: FEM-EMKP1027A000

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .010 in. Rod, Standard Main, Chevy, 6.0 Kit

Part Number: FEM-BK6091-310

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Re-Ring, Premium, Moly, Standard Rod & Main, Oil Pump, Plugs, Chevy, GMC, Kit

Part Number: FEM-MK6038A-300

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Rebuild, Hypereutectic Dish, 4 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: FEM-BKP6084N000

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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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: Monday 4/27/2026 if shipped by air

Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L07512

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L8987

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Rebuild, Hypereutectic Flat, 4 in. Bore, Standard Rod, Standard Main, Chevy, 350 Kit

Part Number: FEM-BK-6089-000

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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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: Monday 4/27/2026 if shipped by air

Pro LS 4340 Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3600512

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Rebuild, Hypereutectic Dish, 4.000 in. Bore, Standard Rod, Standard Main, Chevy, 383, Kit

Part Number: SUM-SBCKIT2-000

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Engine Re-Ring, 4.060 in. Bore, .010 in. Rod, .010 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-611

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, Standard Rod, Standard Main, Chevy, 383

Part Number: SUM-SBCKIT2-300

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally if shipped by air

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Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R24408105

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR368102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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