Engine Kits & Rotating Assemblies

Repair Kit, Top End, 92.97mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit

Part Number: NTI-NA-50004-4K

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Repair Kit, Top End, 90.210mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-1K

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Repair Kit, Top End, 91.460mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10000-6K

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Repair Kit, Top End, 85.470mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10003-2K

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Estimated Ship Date: Aug 11, 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: Aug 11, 2025 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22809B

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Estimated Ship Date: Aug 11, 2025 if ordered today

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22863B-1

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Estimated Ship Date: Aug 11, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NX-70051K

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Estimated Ship Date: Jul 21, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-30051-BK

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Estimated Ship Date: Jul 22, 2025 if ordered today

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TOP END REPAIR KIT

Part Number: NTI-NA-30053K

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Estimated Ship Date: Jul 22, 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: Jul 22, 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: Jul 22, 2025 if ordered today

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RERING KIT

Part Number: FEM-20589-030

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Estimated Ship Date: Jul 21, 2025 if ordered today

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RE-RING KIT PRM. RINGS

Part Number: FEM-205890-00

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Estimated Ship Date: Jul 21, 2025 if ordered today

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RE-RING KIT

Part Number: FEM-205890000

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Engine Re-Ring, Cast, 4.130 in. Bore, Standard Rod, Ford, FE, Kit

Part Number: FEM-205172-00

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Estimated Ship Date: Jul 21, 2025 if ordered today

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RE-RING KIT ECO. RINGS

Part Number: FEM-205390-00

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Estimated Ship Date: Aug 4, 2025 if ordered today

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RE-RING KIT ECO. RNGS. & MAINS

Part Number: FEM-205147M-311

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Estimated Ship Date: Jul 21, 2025 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: Jul 21, 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: Jul 21, 2025 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: Jul 21, 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: Jul 21, 2025 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: Jul 21, 2025 if ordered today

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PLATE, REINFORCEMENT, 2014-2023

Part Number: MOP-68210592AA

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Estimated Ship Date: Sep 25, 2025 if ordered today

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PISTON, 2016-2026

Part Number: MOP-68223379AD

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Estimated Ship Date: Sep 22, 2025 if ordered today

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