2010 Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 403 Cid., 4.005 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584000520

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Estimated Ship Date: Jul 6, 2026 if ordered today

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Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R58407805

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Estimated Ship Date: Jul 6, 2026 if ordered today

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Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8207

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Estimated Ship Date: May 12, 2026 if ordered today

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Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8207

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Estimated Ship Date: May 12, 2026 if ordered today

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Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 421 Small Block, Kit

Part Number: SCA-144404BI

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Estimated Ship Date: Jun 4, 2026 if ordered today

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