Engine Rotating Assemblies & Rebuild Kits

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-20040-6K

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-20040K

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TOP END REPAIR KIT

Part Number: NTI-NA-20065-2K

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Estimated Ship Date: Oct 28, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-20070K

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Top End Engine Kits CYL WORKS BIG BORE KIT POLARIS CYL WORKS BIG BORE KIT POLARIS RZR 800

Part Number: CLW-61002-K01

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Estimated Ship Date: Oct 29, 2025 if ordered today

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STD BORE KIT

Part Number: CLW-10004-K01

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Cylinder Kit, Aluminum, 96.00mm Bore, for use on Honda®, Set

Part Number: CLW-10005

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Cylinder Kit, Forged Aluminum, Standard Bore, for use on Honda®, Set

Part Number: CLW-10005-K01

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Big Bore Cylinder Kit, Forged Piston, 99mm Bore, for use on Honda®, ATV, Kit

Part Number: CLW-11005-K01

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, Yamaha, 13.00 to 1 Compression Ratio, Kit

Part Number: CLW-20001-K01HC

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Repair Kit, Top End, 42.950mm Bore, 8.40 to 1 Compression Ratio, Kawasaki, Kit

Part Number: NTI-NX-20060K

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TOP END REPAIR KIT

Part Number: NTI-NX-30024-BK1

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TOP END REPAIR KIT

Part Number: NTI-NX-30080-2K

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Repair Kit, Top End, 53.950mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000-BK

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Repair Kit, Top End, 53.940mm Bore, 8.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40000K1

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TOP END REPAIR KIT

Part Number: NTI-NX-40005-2K

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TOP END REPAIR KIT

Part Number: NTI-NX-40005-4K

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Repair Kit, Top End, 66.360mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-CK

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Repair Kit, Top End, 66.370mm Bore, 10.90 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40025-CKA

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Repair Kit, Top End, 47.44mm Bore, 8.20 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NX-40085K

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TOP END REPAIR KIT

Part Number: NTI-NX-70001-BK

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Repair Kit, Top End, 39.460mm Bore, 8.50 to 1 Compression Ratio, KTM, Kit

Part Number: NTI-NX-70001K

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TOP END REPAIR KIT

Part Number: NTI-NX-70004-BK

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TOP END REPAIR KIT

Part Number: NTI-NX-70005-BK

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TOP END REPAIR KIT

Part Number: NTI-NX-70005K

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