Engine Kits & Rotating Assemblies

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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Estimated Ship Date: Nov 7, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40004-6K

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

Part Number: NTI-NA-40004K

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Repair Kit, Top End, 83.000mm Bore, 8.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40006K

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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, 84.420mm Bore, 9.10 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40008K

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Estimated Ship Date: Nov 7, 2025 if ordered today

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TOP END KIT HYPERDRYVE 94.96/+0.01 11.4:1 YAM

Part Number: NTI-NA-40009-BHK

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Repair Kit, Top End, 84.950mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011-2K

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-40013-CK

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TOP END KIT HYPERDRYVE 103.47/+0.50 YAM

Part Number: NTI-NA-40025-2K

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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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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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VERTEX PISTON KIT

Part Number: VPX-24259050

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Estimated Ship Date: Nov 7, 2025 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-24264B

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Repair Kit, Top End, 66.350mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025K

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Estimated Ship Date: Nov 6, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-BKA

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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: Nov 6, 2025 if ordered today

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TOP END GASKET KIT, TOP END REPAIR KIT

Part Number: NTI-NX-70029K3

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NX-70036K

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Estimated Ship Date: Nov 6, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K

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Repair Kit, Top End, 82.46mm Bore, 9.00 to 1 Compression Ratio, Arctic Cat, Suzuki, Kit

Part Number: NTI-NA-30010-2K

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TOP END REPAIR KIT

Part Number: NTI-NA-30053K

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TOP END REPAIR KIT

Part Number: NTI-NA-40007K

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Repair Kit, Top End, 84.450mm Bore, 10.00 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40011K

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Repair Kit, Top End, 101.980mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012-BK

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Estimated Ship Date: Nov 6, 2025 if ordered today

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