Engine Kits & Rotating Assemblies

Gasket Kit BOTTOM END KIT BOTTOM END KIT

Part Number: HRI-CBK0092

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Estimated Ship Date: Nov 10, 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: Nov 10, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50090K

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50091-BK

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50091-CK

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, for use on Honda®, 12.50 to 1 Compression Ratio, Kit

Part Number: CLW-10002-K01HC

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, for use on Honda®, 10.50 to 1 Compression Ratio, Kit

Part Number: CLW-10003-K01

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Cylinder Kit, Aluminum, 96.00mm Bore, for use on Honda®, Set

Part Number: CLW-10005

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Estimated Ship Date: Nov 18, 2025 if ordered today

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STD BORE KIT HI COMP

Part Number: CLW-10005-K01HC

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50091K

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Estimated Ship Date: Nov 18, 2025 if ordered today

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TOP END KIT TWIN CYLINDER 90.42/STD POL

Part Number: NTI-NA-50093K

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Estimated Ship Date: Nov 18, 2025 if ordered today

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TOP END KIT TWIN CYLINDER 90.96/STD CAN

Part Number: NTI-NA-80010K

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Estimated Ship Date: Nov 18, 2025 if ordered today

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CASE-GEAR REDUCTION

Part Number: PWD-555721

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Estimated Ship Date: Jan 22, 2026 if ordered today

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STD BORE KIT

Part Number: CLW-10004-K01

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Estimated Ship Date: Nov 20, 2025 if ordered today

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STD BORE KIT

Part Number: CLW-10004-K02

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Estimated Ship Date: Nov 20, 2025 if ordered today

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STANDARD BORE CYLINDER KIT

Part Number: CLW-20010-K01

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Cylinder Kit, Aluminum, 45.00mm Bore, KTM, Set

Part Number: CLW-50005

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Estimated Ship Date: Nov 20, 2025 if ordered today

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BIG BORE KIT

Part Number: CLW-11004-K01

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Top End Engine Kits CYL WORKS BIG BORE POWER VALVE CYL WORKS BIG BORE POWER VALVE INCL SIDE VALVES YZ250 '99-1

Part Number: CLW-CW-PV-K02

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFS200 Blaster, Kit

Part Number: HRI-CBK0041

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YZ125, Kit

Part Number: HRI-CBK0090

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFZ450, Kit

Part Number: HRI-CBK0109

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Estimated Ship Date: Nov 10, 2025 if ordered today

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

Part Number: HRI-CBK0194

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Kawasaki, Kit

Part Number: HRI-CBK0207

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Estimated Ship Date: Nov 10, 2025 if ordered today

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STANDARD BORE CYLINDER KIT

Part Number: CLW-30011-K01

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Estimated Ship Date: Nov 17, 2025 if ordered today

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