Engine Kits & Rotating Assemblies

Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0302

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Pro LS Rotating Assembly, 371 Cid., 4.040 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0402

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Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 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-R5836L0652

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Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 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-R5836L0702

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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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Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 bore, 3.622 stroke, 24X, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L9033

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3.622" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334536236100

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Estimated Ship Date: Dec 1, 2025 if ordered today

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3.622" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", 58 tooth reluctor

Part Number: ESP-334736236100

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Estimated Ship Date: Dec 1, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595521STD

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Estimated Ship Date: Nov 17, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595525STD

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Estimated Ship Date: Dec 1, 2025 if ordered today

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ROTATING ASSEMBLY KIT-SBC 355 3.480/4.030

Part Number: MAN-290730H

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 355 3.480/4.030

Part Number: MAN-290730HX

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 355 3.480/4.030

Part Number: MAN-290730X

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Estimated Ship Date: Dec 10, 2025 if ordered today

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KIT-SBC 355 3.480/4.030

Part Number: MAN-290830

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Estimated Ship Date: Dec 10, 2025 if ordered today

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ROTATING ASSEMBLY KIT-SBC 355 3.480/4.030

Part Number: MAN-290830H

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 355 3.480/4.030

Part Number: MAN-290830HX

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 355 3.480/4.030

Part Number: MAN-290830X

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Estimated Ship Date: Dec 10, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595526STD

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 383 3.750/4.030

Part Number: MAN-290130X

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Estimated Ship Date: Dec 11, 2025 if ordered today

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KIT-SBC 383 3.750/4.040

Part Number: MAN-290940

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Estimated Ship Date: Dec 11, 2025 if ordered today

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.040

Part Number: MAN-290940H

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 383 3.750/4.040

Part Number: MAN-290940HX

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 383 3.750/4.040

Part Number: MAN-290940X

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Estimated Ship Date: Dec 11, 2025 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030

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Estimated Ship Date: Dec 11, 2025 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030H

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Estimated Ship Date: Dec 11, 2025 if ordered today

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