Engine Kits & Rotating Assemblies

TOP END REPAIR KIT

Part Number: NTI-NX-40025-BK

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Estimated Ship Date: Feb 20, 2026 if ordered today

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

Part Number: NTI-NX-40025KA

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Repair Kit, Top End, 92.96mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10008-4K1

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Estimated Ship Date: Feb 20, 2026 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: Feb 20, 2026 if ordered today

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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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Estimated Ship Date: Feb 20, 2026 if ordered today

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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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Estimated Ship Date: Feb 20, 2026 if ordered today

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Repair Kit, Top End, 68.45mm Bore, 9.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10027K

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-10046K

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-20062K

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Repair Kit, Top End, 84.96mm Bore, 9.30 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NA-20075K

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Estimated Ship Date: Feb 20, 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: Feb 20, 2026 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30015-CK

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Repair Kit, Top End, 83.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-2K

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Repair Kit, Top End, 84.44mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-6K

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Estimated Ship Date: Feb 20, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22926B-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK23133B

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Estimated Ship Date: Feb 23, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK23430CD

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Estimated Ship Date: Feb 23, 2026 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-23965A

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Estimated Ship Date: Feb 23, 2026 if ordered today

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VERTEX PISTON KT HC FORGED

Part Number: VPX-23833A

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Estimated Ship Date: Feb 20, 2026 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-24264B

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Estimated Ship Date: Feb 20, 2026 if ordered today

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VERTEX PISTON KIT-FORGED

Part Number: VPX-24265B

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Estimated Ship Date: Feb 20, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK23630A-1

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Estimated Ship Date: Feb 20, 2026 if ordered today

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TOP END KIT FR WITH CAM CHAIN

Part Number: VPX-VTKTC23311B

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Estimated Ship Date: Feb 20, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC24258

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Estimated Ship Date: Feb 20, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22481CD

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Estimated Ship Date: Feb 20, 2026 if ordered today

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