Engine Rotating Assemblies & Rebuild Kits

TOP END REPAIR KIT

Part Number: NTI-NA-40007K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Repair Kit, Top End, 84.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Repair Kit, Top End, 101.980mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012-BK

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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-50011K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012-2K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50015-2K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50019-4K

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TOP END REPAIR KIT

Part Number: NTI-NA-50024K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50026-2K

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Repair Kit, Top End, 79.960mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50070K1

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston, NAMURA PISTON KIT

Part Number: NTI-NA-50081

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50090K

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TOP END REPAIR KIT

Part Number: NTI-NX-30080K

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TOP END REPAIR KIT

Part Number: NTI-NX-40000-CK1

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Repair Kit, Top End, 53.940mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000K

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Estimated Ship Date: Nov 3, 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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Repair Kit, Top End, 47.500mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40008-2K

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TOP END REPAIR KIT

Part Number: NTI-NX-40008-4K

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Repair Kit, Top End, 53.940mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10000K2

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-20014-CK

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TOP END REPAIR KIT

Part Number: NTI-NX-20017K

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TOP END REPAIR KIT

Part Number: NTI-NX-40085-CK

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TOP END REPAIR KIT

Part Number: NTI-NX-70000K

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TOP END REPAIR KIT

Part Number: NTI-NX-70002-6BK

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TOP END REPAIR KIT

Part Number: NTI-NX-70002-6CK

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