Engine Kits & Rotating Assemblies

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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Estimated Ship Date: Jul 31, 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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Estimated Ship Date: Jul 31, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013K

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Estimated Ship Date: Jul 31, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50081-BK

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Estimated Ship Date: Jul 31, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-4293

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Estimated Ship Date: Jul 24, 2025 if ordered today

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CASE-GEAR REDUCTION

Part Number: PWD-555721

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Estimated Ship Date: Oct 6, 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 30, 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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Estimated Ship Date: Jul 30, 2025 if ordered today

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TOP END GASKET KIT, TOP END REPAIR KIT

Part Number: NTI-FX-10045K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Repair Kit, Top End, 90.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-2K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Repair Kit, Top End, 90.960mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-4K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Repair Kit, Top End, 85.470mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-2K

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Estimated Ship Date: Jul 30, 2025 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: Jul 30, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10008-6K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10014-4K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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

Part Number: NTI-NA-10014K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K2

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Repair Kit, Top End, 78.96mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007-2K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Repair Kit, Top End, 79.21mm Bore, 8.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007-3K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Repair Kit, Top End, 91.96mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008K1

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10012-6K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10014-6K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10043-1K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10043-3K

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Estimated Ship Date: Jul 30, 2025 if ordered today

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