Engine Rotating Assemblies & Rebuild Kits

BOTTOM END KIT Polaris

Part Number: HRI-HR00106

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Polaris, Kit

Part Number: HRI-CBK0224

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Estimated Ship Date: Mar 12, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40005-4K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-11001-2K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-20003-2K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Repair Kit, Top End, 66.340mm Bore, 8.70 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10025K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10026-BK

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Repair Kit, Top End, 54.500mm Bore, 9.00 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20001K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Repair Kit, Top End, 53.96mm Bore, Suzuki, Kit

Part Number: NTI-NX-30000K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Repair Kit, Top End, 67.47mm Bore, 9.20 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30000-6K

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Estimated Ship Date: Mar 20, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-30080-2K

5.0 out of 5 stars ( 1 )

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2MM BIG BORE CYLINDER KIT

Part Number: CLW-31011-K01

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Rebuild Kit, Complete Bottom End, Kawasaki, Kit

Part Number: HRI-CBK0053

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Repair Kit, Top End, 84.98mm Bore, 9.30 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20075-CK

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Cylinder Kit, Forged Piston, 2.00mm Oversize Bore, KTM, 13.50 to 1 Compression Ratio, Kit

Part Number: CLW-50001-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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BOTTOM END KIT Yamaha

Part Number: HRI-HR00112

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, Kawasaki, 8.80 to 1 Compression Ratio, Front, Kit

Part Number: CLW-30007-K01

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, KTM, 250 XC, 250 XC-W, Kit

Part Number: HRI-CBK0011

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Estimated Ship Date: Mar 11, 2026 if ordered today

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BOTTOM END KIT Honda

Part Number: HRI-CBK0023

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, Kawasaki, KX85, Kit

Part Number: HRI-CBK0029

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Estimated Ship Date: Mar 12, 2026 if ordered today

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STD BORE KIT

Part Number: CLW-50003-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Top End Engine Kit, CYL WORKS BIG BORE KIT HUSQVAR

Part Number: CLW-51006-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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STD BORE KIT HI COMP

Part Number: CLW-10005-K01HC

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Estimated Ship Date: Mar 23, 2026 if ordered today

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STD BORE KIT

Part Number: CLW-10007-K01

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30008-6K

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Estimated Ship Date: Mar 23, 2026 if ordered today

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