Engine Kits & Rotating Assemblies

FORGED BIG BORE KIT 79.97

Part Number: VPX-23653B

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VERTEX PISTON KIT

Part Number: VPX-24024A

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VERTEX PISTON KIT-FORGED

Part Number: VPX-24265B

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TOP END REPAIR KIT

Part Number: NTI-NA-30002-16K

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TOP END REPAIR KIT

Part Number: NTI-NA-30051-BK

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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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VERTEX PISTON KIT

Part Number: VPX-24243B

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VERTEX TOP END PISTON KIT

Part Number: VPX-VTK22650B-1

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Estimated Ship Date: Nov 11, 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

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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: Nov 11, 2025 if ordered today

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PISTON, 2014-2026

Part Number: MOP-68230024AC

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LOWER ENGINE KIT

Part Number: MAH-LK778

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

Part Number: KPM-40-41600

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

Part Number: KPM-82-86000

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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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REMAIN KIT STANDARD

Part Number: MAH-RM2234

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REMAIN KIT STANDARD

Part Number: MAH-RM2239

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REMAIN KIT- STD

Part Number: MAH-RM2242

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REMAIN KIT

Part Number: MAH-RM226

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REMAIN KIT- STD

Part Number: MAH-RM2275

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REMAIN KIT

Part Number: MAH-RM230

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REMAIN KIT- STD

Part Number: MAH-RM2321

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