Engine Kits & Rotating Assemblies

Repair Kit, Top End, 66.370mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-CKA

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025KA

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Estimated Ship Date: Jul 28, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-CKA

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Repair Kit, Top End, 67.94mm Bore, 10.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40026KA

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Estimated Ship Date: Jul 28, 2025 if ordered today

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

Part Number: NTI-FX-10035-BK

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Estimated Ship Date: Jul 28, 2025 if ordered today

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

Part Number: NTI-FX-10035K

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TOP END GASKET KIT, TOP END REPAIR KIT

Part Number: NTI-FX-10045K

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

Part Number: NTI-FX-40033K

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50081-BK

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50091-BK

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50091-CK

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50091K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-80002K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-80005K

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TOP END REPAIR KIT

Part Number: NTI-NX-10025-2K

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TOP END REPAIR KIT

Part Number: NTI-NX-10026K

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Repair Kit, Top End, 66.340mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10026K1

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013-BK

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013-CK

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013K

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TOP END REPAIR KIT

Part Number: NTI-NA-50001K

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Repair Kit, Top End, 75.47mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-4K

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Repair Kit, Top End, 75.97mm Bore, 8.60 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50003-6K

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Repair Kit, Top End, 92.97mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50004-4K

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Cylinder Head NAMURA TOP END REPAIR KIT NAMURA TOP END REPAIR KIT

Part Number: NTI-NA-20005-4K1

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Estimated Ship Date: Jul 28, 2025 if ordered today

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