Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 377 Cid., 4.075 bore, 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0752

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L8987

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 bore, 3.622 stroke, 24X, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit ring, H Bearing

Part Number: SUM-R24369033

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.8:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244082012

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

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 10/19/2026 if shipped by air

Pro LS Rotating Assembly, 326 Cid, 3.785 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Ring, H Bearing

Part Number: SUM-R2436L7852

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Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 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-R244007021

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Pro LS 4340 Rotating Assembly, 382 Cid., 3.898 bore, 4.000 stroke, 24X, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R244089816

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360052

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Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 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-R24408205

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Engine Rotating Kit, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Cleveland, Kit

Part Number: SCA-194412BE040

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 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-R244007521

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 bore, 3.622 stroke, 24X, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L06512

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Ford 296 Rotating Assembly Flathead

Part Number: SCA-1-94604

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Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 24X, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244000020

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 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-R24407805

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Street Performance, Series 9000 Rotating Assembly

Part Number: SCA-1-94602

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Pro LS 4340 Rotating Assembly, 371 Cid., 4.040 bore, 3.622 stroke, 24X, 6.098 rod, 12cc dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R243604012

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

Forged Rotating Assembly, 6.7L/410Cid, 4.040 Bore, 4.000 Stroke, 6.125 in. Rod, Piston -1cc Dome, Steel Rings+Race Bearings -Coated/GP Rings opt..

Part Number: SUM-RALS60086

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Forged Rotating Assembly, 6.4L/403Cid, 4.005 Bore, 4.000 Stroke, 6.125 in. Rod, Piston -1cc Dome, Steel Rings+Race Bearings -Coated/GP Rings opt..

Part Number: SUM-RALS60109

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Forged Rotating Assembly, 6.4L/403Cid, 4.005 Bore, 4.000 Stroke, 6.125 in. Rod, Piston -1cc Dome, Steel Rings+Race Bearings -Coated/GP Rings opt..

Part Number: SUM-RALS60088

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Forged Rotating Assembly, 6.7L/410Cid, 4.040 Bore, 4.000 Stroke, 6.125 in. Rod, Piston -1cc Dome, Steel Rings+Race Bearings -Coated/GP Rings opt..

Part Number: SUM-RALS60090

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Forged Rotating Assembly, 6.0L/365Cid, 4.005 Bore, 3.622 Stroke, 6.098 in. Rod, Piston -8cc Dome, Steel Rings+Race Bearings -Coated/GP Rings opt..

Part Number: SUM-RALS60018

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Forged Rotating Assembly, 6.4L/394Cid, 4.030 Bore, 3.858 Stroke, 6.125 in. Rod, Piston 3cc, Steel Rings+Race Bearings -Coated/GP Rings opt..

Part Number: SUM-RALS60061

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Forged Rotating Assembly, 6.7L/410Cid, 4.040 Bore, 4.000 Stroke, 6.125 in. Rod, Piston -1cc Dome, Steel Rings+Race Bearings -Coated/GP Rings opt..

Part Number: SUM-RALS60111

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Estimated Ship Date: Monday 10/19/2026 if shipped by air

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