Engine Kits & Rotating Assemblies

TOP END REPAIR KIT

Part Number: NTI-NA-30080-2K

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Estimated Ship Date: Today

Piston, NAMURA PISTON KIT

Part Number: NTI-NA-50081

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Estimated Ship Date: Oct 13, 2025 if ordered today

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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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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40009-BK

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-BKA

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Estimated Ship Date: Oct 13, 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: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40085-CK

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Repair Kit, Top End, 47.44mm Bore, 8.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40085K

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70000-BK

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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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Repair Kit, Top End, 46.940mm Bore, 8.20 to 1 Compression Ratio, KTM, Kit

Part Number: NTI-NX-70004K

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70005-BK

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70020-BK

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70020K

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-90000K

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TOP END REPAIR KIT

Part Number: NTI-NX-20060-CK

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TOP END REPAIR KIT

Part Number: NTI-NX-20080-CK1

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TOP END REPAIR KIT

Part Number: NTI-NX-20080-CK2

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Repair Kit, Top End, 47.950mm Bore, 9.40 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20080K

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Estimated Ship Date: Oct 13, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-20085-BK

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Repair Kit, Top End, 53.95mm Bore, 8.30 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30000-BK

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Estimated Ship Date: Oct 13, 2025 if ordered today

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