2000 Engine Kits & Rotating Assemblies

Rebuild Kit, Complete Bottom End, for use on Honda®, Kit

Part Number: HRI-CBK0001

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Estimated Ship Date: Jan 22, 2026 if ordered today

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Engine Re-Ring, Cast, 4 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 350, Kit

Part Number: FEM-205158M-011

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Engine Re-Ring, Cast, 4 in. Bore, Standard Rod, Chevy, 350, Kit

Part Number: FEM-205158-00

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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: Feb 2, 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: Feb 2, 2026 if ordered today

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Repair Kit, Top End, 78.71mm Bore, 8.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10007-1K

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Re-Ring, Cast, 4 in. Bore, .010 in. Rod, Chevy, 350, Kit

Part Number: FEM-205158-01

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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: Jan 27, 2026 if ordered today

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Repair Kit, Top End, 82.94mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002K

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Top End Engine Kits CYL WORKS STD BORE POWER VALVE CYL WORKS STD BORE POWER VALVE YZ250 '99-15

Part Number: CLW-CW-PV-K01

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Estimated Ship Date: Jan 30, 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: Jan 26, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22581B

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Estimated Ship Date: Jan 29, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22926B

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Repair Kit, Top End, 83.94mm Bore, 6.90 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50002-4K

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Repair Kit, Top End, 66.360mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025-BK

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Estimated Ship Date: Jan 28, 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: Jan 29, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC24258

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Estimated Ship Date: Jan 29, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22685C

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Estimated Ship Date: Jan 29, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22860B

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Estimated Ship Date: Jan 29, 2026 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22926C

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Repair Kit, Top End, 66.370mm Bore, 8.60 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20025-CK

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Estimated Ship Date: Jan 30, 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: Feb 2, 2026 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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Estimated Ship Date: Feb 2, 2026 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40007K

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Estimated Ship Date: Feb 2, 2026 if ordered today

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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: Feb 2, 2026 if ordered today

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