Engine Kits & Rotating Assemblies

TOP END REPAIR KIT

Part Number: NTI-NA-50025-2K

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Estimated Ship Date: Apr 6, 2026 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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Estimated Ship Date: Apr 6, 2026 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50080-BK1

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Estimated Ship Date: Apr 6, 2026 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-24259050

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Estimated Ship Date: Apr 6, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-CKA

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Repair Kit, Top End, 76.950mm Bore, 12.60 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20030K

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Rebuild Kit, Complete Bottom End, for use on Honda®, CR85R, CR85RB Expert, Kit

Part Number: HRI-CBK0104

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Repair Kit, Top End, 89.97mm Bore, 11.30 to 1 Compression Ratio, Arctic Cat, Kawasaki, Suzuki, Kit

Part Number: NTI-NA-30002-BK

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Repair Kit, Top End, 67.94mm Bore, 10.60 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40026K

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30015K

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Estimated Ship Date: Apr 7, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-BKA

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Repair Kit, Top End, 83.450mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005-2K

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Estimated Ship Date: Apr 7, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10043-4K

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Estimated Ship Date: Apr 7, 2026 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: Apr 7, 2026 if ordered today

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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: Apr 7, 2026 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50081K

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Repair Kit, Top End, 66.340mm Bore, 8.70 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NX-10025K

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Estimated Ship Date: Apr 7, 2026 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-24264B

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Estimated Ship Date: Apr 7, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22650B-1

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Estimated Ship Date: Apr 2, 2026 if ordered today

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TOP END GASKET KIT, TOP END REPAIR KIT

Part Number: NTI-NX-70029K3

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Repair Kit, Top End, 66.350mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025K

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Estimated Ship Date: Apr 6, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-10026-BK

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Estimated Ship Date: Apr 3, 2026 if ordered today

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BORE KIT - 88CC

Part Number: BRM-411-HXR-7001

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Estimated Ship Date: Apr 6, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22926B

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Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: NTI-FX-20033K

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Estimated Ship Date: Apr 6, 2026 if ordered today

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