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: Sep 15, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50011-4K

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50011-6K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012-4K

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012-BK

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012K

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TOP END REPAIR KIT

Part Number: NTI-NA-50025-2K

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TOP END REPAIR KIT

Part Number: NTI-NA-50025K

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TOP END GASKET KIT, TOP END REPAIR KIT

Part Number: NTI-NX-70029-BK3

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Estimated Ship Date: Sep 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K2

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Repair Kit, Top End, 84.97mm Bore, for use on Honda®, Kit

Part Number: NTI-NA-10040K

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Estimated Ship Date: Sep 15, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40007K

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Repair Kit, Top End, 89.960mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000K

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Repair Kit, Top End, 85.970mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-4K

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Repair Kit, Top End, 74.45mm Bore, 8.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10005-2K

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

Part Number: NTI-FX-40032K

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Repair Kit, Top End, 81.45mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50001-6K

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Repair Kit, Top End, 99.970mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010K

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Estimated Ship Date: Sep 15, 2025 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22860B

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Estimated Ship Date: Sep 15, 2025 if ordered today

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