Engine Kits & Rotating Assemblies

Pro LS Rotating Assembly, 371 Cid., 4.040 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L0402

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Estimated Ship Date: Monday 8/25/2025

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 8/25/2025

Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 bore, 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L0652

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Estimated Ship Date: Monday 8/25/2025

Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 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-R2436L07012

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Estimated Ship Date: Monday 8/25/2025

Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 bore, 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L0702

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Estimated Ship Date: Monday 8/25/2025

Pro LS 4340 Rotating Assembly, 377 Cid., 4.075 bore, 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L0752

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Estimated Ship Date: Monday 8/25/2025

Pro LS 4340 Rotating Assembly, 378 Cid., 4.080 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-R2436L08012

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Estimated Ship Date: Monday 8/25/2025

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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Estimated Ship Date: Monday 8/25/2025

Engine Rotating Assembly, Forced Induction, Forged Crank, Forged Piston, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-35130060

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Estimated Ship Date: Monday 8/25/2025

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Rotating Assembly, Competition, Forged 4340 Crankshaft, Forged Flat Pistons, 1 pc, /2 pc. Seal, Ford, 347

Part Number: ESP-14006-125

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Estimated Ship Date: Monday 8/25/2025

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Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-11012070

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Estimated Ship Date: Monday 8/25/2025

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BALANCED COMPETITION ASSEMBLY CHEV 350

Part Number: ESP-B12311030

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Estimated Ship Date: Monday 8/25/2025

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HD IN-FRAME KIT

Part Number: CLE-4685133STD

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Estimated Ship Date: Sep 15, 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: Sep 24, 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: Sep 24, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595518STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595443STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565031STD

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Estimated Ship Date: Oct 2, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595512STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595513STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595514STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595528STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595529STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595539STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Heavy Duty In-Frame Kit

Part Number: CLE-4595542STD

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Estimated Ship Date: Oct 6, 2025 if ordered today

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