Pro-X Racing Parts Engines & Components

ProX Valve Shim Assortment 250cc 7.48 from 1.20 to 3.50

Part Number: PXR-29-VSA748

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Valve Shim Assortment 250cc 7.48 from 1.225 to 3.475

Part Number: PXR-29-VSA748-2

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Titanium Intake Valve CRF450R '17-22 + CRF450RX '17-22

Part Number: PXR-28-1417-2

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Titanium Exhaust Valve YZ250F '14-22 + WR250F '15-22

Part Number: PXR-28-2414-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Titanium Intake Valve YZ450F '20-22 + WR450F '21-22

Part Number: PXR-28-2450-2

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ProX Titanium Intake Valve KX250F '20-22

Part Number: PXR-28-4350-2

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ProX Titanium Intake Valve KX450F '16-18

Part Number: PXR-28-4416-2

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ProX Titanium Exhaust Valve KX450 '19-22 + KX450XC '21-22

Part Number: PXR-28-4419-1

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ProX Steel Exhaust Valve Sea-Doo GTX-4TEC '03-09 + RXP/RXT '

Part Number: PXR-28-5594-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Titanium Intake Valve KTM450SX-F '19-22 + FC450 '19-22

Part Number: PXR-28-6419-2

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ProX Titanium Exhaust Valve CRF250R '18-22 + CRF250RX '19-22

Part Number: PXR-28-1348-1

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ProX Titanium Intake Valve CRF250R '18-22 + CRF250RX '19-22

Part Number: PXR-28-1348-2

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ProX Piston Kit Dio/Nw Tact 50/Kymco GW0/2/Min AM6 (40.50mm)

Part Number: PXR-01-1010-150

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Estimated Ship Date: Jan 12, 2026 if ordered today

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ProX Piston Kit XL125 / CB125S -324- (56.50mm)

Part Number: PXR-01-1175-000

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ProX Piston Kit XL125 / CB125S -324- (56.75mm)

Part Number: PXR-01-1175-025

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ProX Piston Kit XL125 / CB125S -324- (57.00mm)

Part Number: PXR-01-1175-050

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ProX Piston Kit XL125 / CB125S -324- (57.25mm)

Part Number: PXR-01-1175-075

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ProX Piston Kit XL125 / CB125S -324- (57.50mm)

Part Number: PXR-01-1175-100

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ProX Piston Kit CR125 '04 (53.96mm)

Part Number: PXR-01-1222-C

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ProX Piston Kit CR125 '04 (53.97mm)

Part Number: PXR-01-1222-D

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ProX Piston Kit CR125 '05-07 (53.97mm)

Part Number: PXR-01-1225-D

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ProX Piston Kit KX125 '95-97 (53.95mm)

Part Number: PXR-01-4216-A

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ProX Piston Kit KX125 '95-97 (53.97mm)

Part Number: PXR-01-4216-C

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ProX Piston Kit TRX350 Rancher '00-06 (79.50mm)

Part Number: PXR-01-1480-100

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ProX Piston Kit Honda TRX500 Rubicon '01-14 8.5:1 (92.00mm)

Part Number: PXR-01-1501-000

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