Engine Kits & Rotating Assemblies

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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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, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.125 rod,12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit ring, H Bearings

Part Number: SUM-R2436L00012

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Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L00512

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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: Nov 17, 2025 if ordered today

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

Part Number: ESP-334540016100

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Estimated Ship Date: Nov 17, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595526STD

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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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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: 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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HD IN-FRAME KIT

Part Number: CLE-4595442STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595443STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595512STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595513STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595514STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595515STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595519STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595532STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595539STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Heavy Duty In-Frame Kit

Part Number: CLE-4595542STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Heavy Duty In-Frame Kit

Part Number: CLE-4595543STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Heavy Duty In-Frame Kit

Part Number: CLE-4595547STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD OVERHAUL KIT

Part Number: CLE-4681094STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD OVERHAUL KIT

Part Number: CLE-4681100STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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HD OVERHAUL KIT

Part Number: CLE-4681128STD

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Estimated Ship Date: Nov 28, 2025 if ordered today

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