Namura Engine Kits & Rotating Assemblies

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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Estimated Ship Date: Jan 9, 2026 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50080K1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10000-BK1

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Estimated Ship Date: Jan 9, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10080-BK1

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Estimated Ship Date: Jan 9, 2026 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: Jan 9, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-30024-BK

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Repair Kit, Top End, 47.950mm Bore, 9.50 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NX-30085-CK

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Estimated Ship Date: Jan 9, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70000K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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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: Jan 9, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70007K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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

Part Number: NTI-NA-20005K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-20040-2K

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Repair Kit, Top End, 69.47mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30001-4K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Repair Kit, Top End, 66.920mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003-4K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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

Part Number: NTI-FX-40033K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Repair Kit, Top End, 78.46mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Repair Kit, Top End, 68.95mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027-2K

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Repair Kit, Top End, 68.97mm Bore, 9.00 to 1 Compression Ratio, Suzuki, Kit

Part Number: NTI-NA-30001-2K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Repair Kit, Top End, 89.96mm Bore, 11.30 to 1 Compression Ratio, Arctic Cat, Kawasaki, Suzuki, Kit

Part Number: NTI-NA-30002K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30014-CK

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-30050-2K1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Repair Kit, Top End, 87.45mm Bore, 10.20 to 1 Compression Ratio, Arctic Cat, Suzuki, Kit

Part Number: NTI-NA-30050K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40002-2K

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Repair Kit, Top End, 65.94mm Bore, High Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40002K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Repair Kit, Top End, 66.420mm Bore, 6.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40003-2K

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Estimated Ship Date: Jan 12, 2026 if ordered today

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