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: Sep 8, 2025 if ordered today

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

Part Number: NTI-NA-50070K1

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TOP END REPAIR KIT

Part Number: NTI-NA-20070K

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TOP END REPAIR KIT

Part Number: NTI-NA-30050-BK

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Repair Kit, Top End, 100.470mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40004-2K

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22584B-2

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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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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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TOP END REPAIR KIT

Part Number: NTI-NA-10008-4K

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TOP END REPAIR KIT

Part Number: NTI-NA-10008-6K

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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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Repair Kit, Top End, 68.70mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027-1K

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Repair Kit, Top End, 95.500mm Bore, 8.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40007-2K

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Repair Kit, Top End, 100.670mm Bore, 9.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40010-4K

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TOP END REPAIR KIT

Part Number: NTI-NA-40010-6K

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TOP END REPAIR KIT

Part Number: NTI-NX-10025-2K

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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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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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Repair Kit, Top End, 91.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-6K

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

Part Number: NTI-NA-10040K

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Repair Kit, Top End, 86.73mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-1K

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Repair Kit, Top End, 86.98mm Bore, 9.80 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10042-2K

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TOP END REPAIR KIT

Part Number: NTI-NA-20036-4K

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