Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 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-R584007521

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Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.098 rod,12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R243600512

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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 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360302

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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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Pro LS Rotating Assembly, 371 Cid., 4.040 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360402

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Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit ring, H Bearings

Part Number: SUM-R24368107

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ROTATING ASSEMBLIE

Part Number: ESP-12136040

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HD IN-FRAME KIT

Part Number: CLE-4685133STD

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Estimated Ship Date: Nov 28, 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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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 2, 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 2, 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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HD IN-FRAME KIT

Part Number: CLE-4805032STD

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Estimated Ship Date: Dec 9, 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 15, 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 15, 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 15, 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 15, 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 15, 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 15, 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 15, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 383 3.750/4.030

Part Number: MAN-290030HX

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Engine Rotating Kits, KIT-SBC 383 3.750/4.030

Part Number: MAN-290030X

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Estimated Ship Date: Dec 15, 2025 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290130

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Estimated Ship Date: Dec 15, 2025 if ordered today

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.030

Part Number: MAN-290130H

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Estimated Ship Date: Dec 15, 2025 if ordered today

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