Engine Kits & Rotating Assemblies

Repair Kit, Top End, 83.950mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005-4K

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Estimated Ship Date: Aug 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-BK

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Estimated Ship Date: Aug 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-40026-BKA

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Estimated Ship Date: Aug 18, 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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Estimated Ship Date: Aug 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K

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Estimated Ship Date: Aug 18, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-30002-16K

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Repair Kit, Top End, 86.48mm Bore, 9.90 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10043K

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Estimated Ship Date: Aug 25, 2025 if ordered today

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PLATE, REINFORCEMENT, 2014-2023

Part Number: MOP-68210592AA

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Estimated Ship Date: Aug 26, 2025 if ordered today

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PISTON, A-SIZE, 2012-2020

Part Number: MOP-68165765AB

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Racing Spring Kit, HT Steel, 0.520" Lift, Indian®, Challengers (All), 2020-2023

Part Number: KPM-82-85000

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Estimated Ship Date: Tomorrow if ordered today

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Racing Spring Kit, Titanium, 0.450" Lift, Polaris®, Various 570's, 2014-2023

Part Number: KPM-82-86000

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Estimated Ship Date: Tomorrow if ordered today

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Racing Spring Kit, HT Steel, 0.450" Lift, Polaris®, Various 570's, 2014-2023

Part Number: KPM-82-86010

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Estimated Ship Date: Tomorrow if ordered today

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Racing Spring Kit, Titanium, 0.435" Lift, Honda®, CRF 250R/RX, 2018-2021

Part Number: KPM-30-33600

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Estimated Ship Date: Tomorrow if ordered today

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PISTON, 2016-2026

Part Number: MOP-68223379AD

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Estimated Ship Date: Aug 25, 2025 if ordered today

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PISTON, 2014-2025

Part Number: MOP-68230024AC

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Estimated Ship Date: Aug 25, 2025 if ordered today

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PISTON, 2014-2025

Part Number: MOP-68230025AC

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Racing Spring Kit, Titanium, 0.450" Lift, Kawasaki®, KX 250's, 2020-2023

Part Number: KPM-40-41600

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Estimated Ship Date: Tomorrow if ordered today

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Repair Kit, Top End, 88.95mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10004K

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Estimated Ship Date: Aug 25, 2025 if ordered today

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PISTON, 2011-2024

Part Number: MOP-05184347AH

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Repair Kit, Top End, 89.96mm Bore, 11.30 to 1 Compression Ratio, Arctic Cat, Kawasaki, Suzuki, Kit

Part Number: NTI-NA-30002K

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Top-End Piston Kit, Cast Aluminum, 48.000mm Bore, Suzuki, Kit

Part Number: VPX-VTK22877B

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22650B-1

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Estimated Ship Date: Sep 2, 2025 if ordered today

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VERTEX PISTON KIT

Part Number: VPX-24243B

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TOP END REPAIR KIT

Part Number: NTI-NX-20030-BK

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50011-2K

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Estimated Ship Date: Sep 3, 2025 if ordered today

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