Engine Rotating Assemblies & Rebuild Kits

TOP END REPAIR KIT

Part Number: NTI-NA-50025-4K

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Repair Kit, Top End, 52.500mm Bore, 9.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20010K

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Repair Kit, Top End, 47.940mm Bore, 9.50 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30085K

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Estimated Ship Date: Nov 7, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70000-BK

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish with Highlighted Fins, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0625

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Estimated Ship Date: Nov 4, 2025 if ordered today

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TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)

Part Number: NTI-FX-40045K2

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-4K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Repair Kit, Top End, 68.70mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027-1K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Repair Kit, Top End, 65.920mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Repair Kit, Top End, 66.35mm Bore, 8.60 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30024K2

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Estimated Ship Date: Nov 3, 2025 if ordered today

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STD BORE KIT

Part Number: CLW-10006-K02

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, Gaskets, Rings, Yamaha, Motorcycle, Kit

Part Number: CLW-20002-K03

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Big Bore Cylinder Kit, Forged Piston, 80mm Bore, Kawasaki, Suzuki, Motorcycle, Kit

Part Number: CLW-31001-K01

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Estimated Ship Date: Nov 3, 2025 if ordered today

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

Part Number: HRI-CBK0098

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, CRF450X, Kit

Part Number: HRI-CBK0105

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Estimated Ship Date: Oct 27, 2025 if ordered today

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COMPLETE BOTTOM END KIT

Part Number: HRI-CBK0140

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Estimated Ship Date: Oct 27, 2025 if ordered today

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COMPLETE BOTTOM END KIT

Part Number: HRI-CBK0145

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Estimated Ship Date: Oct 27, 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: Oct 27, 2025 if ordered today

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TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)

Part Number: NTI-FX-40037K

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Repair Kit, Top End, 83.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-2K

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50011-2K

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Estimated Ship Date: Nov 6, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10000-BK1

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Estimated Ship Date: Nov 6, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10000-CK1

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Repair Kit, Top End, 53.940mm Bore, 8.60 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10003K

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Estimated Ship Date: Nov 6, 2025 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: Nov 6, 2025 if ordered today

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