Engine Rotating Assemblies & Rebuild Kits

Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 58x, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R583600512

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Estimated Ship Date: Tomorrow

Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 58x, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58360052

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Estimated Ship Date: Tomorrow

Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit ring, H Bearings

Part Number: SUM-R2436L0002

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Estimated Ship Date: Tomorrow

Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .010 in. Crankshaft Undersize Rod, .020 in. Crankshaft Undersize Main, Chevy 383

Part Number: SUM-SBCKIT2-312

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Cannot be shipped Internationally

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .030 in. Crankshaft Undersize Rod, .030 in. Crankshaft Undersize Main, Chevy 383

Part Number: SUM-SBCKIT2-333

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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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HD IN-FRAME KIT

Part Number: CLE-4805021STD

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Estimated Ship Date: Sep 15, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: CPI-KV1291H-CS

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Estimated Ship Date: Oct 30, 2025 if ordered today

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HD IN-FRAME KIT, STD

Part Number: CLE-4595434STD

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Estimated Ship Date: Oct 3, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595442STD

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Estimated Ship Date: Oct 3, 2025 if ordered today

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BOTTOM END KIT Yamaha

Part Number: HRI-HR00112

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Estimated Ship Date: Sep 5, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00116

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Estimated Ship Date: Sep 5, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00121

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Estimated Ship Date: Sep 5, 2025 if ordered today

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BOTTOM END KIT Polaris

Part Number: HRI-HR00122

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFM66F, YXR66F, Kit

Part Number: HRI-CBK0116

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Polaris, 800, Kit

Part Number: HRI-CBK0123

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, CRF450R, Kit

Part Number: HRI-CBK0124

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, CRF250X, Kit

Part Number: HRI-CBK0126

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Kawasaki, Kit

Part Number: HRI-CBK0127

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, Kit

Part Number: HRI-CBK0131

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YZ250, Kit

Part Number: HRI-CBK0135

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, Kit

Part Number: HRI-CBK0138

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, Kit

Part Number: HRI-CBK0139

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Stroker Crank, Yamaha, Kit

Part Number: HRI-CBK0150

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFM660F, YXR66F, Kit

Part Number: HRI-CBK0152

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Estimated Ship Date: Sep 5, 2025 if ordered today

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