Engine Kits & Rotating Assemblies

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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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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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012-BK

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Estimated Ship Date: Tomorrow if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-10043-3K

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Estimated Ship Date: Tomorrow if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-20036-6K

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Estimated Ship Date: Tomorrow if ordered today

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

Part Number: NTI-FX-40045K

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Estimated Ship Date: Tomorrow if ordered today

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PISTON, B-SIZE, 2012-2020

Part Number: MOP-68165766AB

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Estimated Ship Date: Tomorrow if ordered today

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Cover-Gear

Part Number: PWD-792748

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Estimated Ship Date: Dec 22, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-40010-6K

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-30014-BK

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Estimated Ship Date: Nov 10, 2025 if ordered today

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

Part Number: NTI-FX-10035-BK

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Estimated Ship Date: Nov 11, 2025 if ordered today

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TOP END KIT FHC WITH CAM CHAIN

Part Number: VPX-VTKTC23862B

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Estimated Ship Date: Nov 11, 2025 if ordered today

• Oversize $6.99
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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: Oct 31, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-50024-6K

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50080K2

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50019-6K

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Repair Kit, Top End, 85.970mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-4K

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Estimated Ship Date: Nov 6, 2025 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: Nov 6, 2025 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: Nov 20, 2025 if ordered today

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PISTON, 2011-2024

Part Number: MOP-05184347AH

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Estimated Ship Date: Nov 25, 2025 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22584B-2

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RERING KIT

Part Number: FEM-205-6287M322

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Estimated Ship Date: Tomorrow if ordered today

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Engine Re-Ring, Cast, 3.910 in. Bore, .020 Rod, Dodge, 318, Kit

Part Number: FEM-205217-02

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Estimated Ship Date: Tomorrow if ordered today

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