Availability
ProX Piston Kit YZ250 '88-90 + WR250R '88-89 (68.50mm)
Part Number: PXR-01-2314-050
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
ProX Piston Kit XR600R '85-00 (97.25mm)
Part Number: PXR-01-1654-025
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
ProX Piston Kit XR600R '85-00 (97.50mm)
Part Number: PXR-01-1654-050
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
ProX Piston Kit KX250 '92-04 (66.37mm)
Part Number: PXR-01-4322-D
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
ProX Piston Kit XR600R '85-00 (97.00mm)
Part Number: PXR-01-1654-000
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
ProX Pst Kt XR650L'93-21/SLR650'97-00/FMX650'05-07(100.00mm)
Part Number: PXR-01-1660-000
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
ProX Pst Kt XR650L'93-21/SLR650'97-00/FMX650'05-07(100.50mm)
Part Number: PXR-01-1660-050
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Left, Each
Part Number: JEP-182005L
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Right, Each
Part Number: JEP-182006R
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Left, Each
Part Number: JEP-182007L
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree. Forged, Dome, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Right, Each
Part Number: JEP-182007R
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.625 in. Stroke, 6.000 in. Rod, 1.187 in. Compression, Chevy, Left, Each
Part Number: JEP-182008L
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.625 in. Stroke, 6.000 in. Rod, 1.187 in. Compression, Chevy, Right, Each
Part Number: JEP-182008R
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.562 in. Stroke, 6.000 in. Rod, 1.219 in. Compression, Chevy, Left, Each
Part Number: JEP-182009L
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.562 in. Stroke, 6.000 in. Rod, 1.219 in. Compression, Chevy, Right, Each
Part Number: JEP-182009R
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.035 in. Bore, 3.500 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Left, Each
Part Number: JEP-182013L
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.500 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Left, Each
Part Number: JEP-182014L
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.060 in. Bore, 3.500 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Left, Each
Part Number: JEP-182015L
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Right, Each
Part Number: JEP-182017R
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.500 in. Stroke, 5.700 in. Rod, 1.550 in. Compression, Chevy, Right, Each
Part Number: JEP-182022R
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, Forged, Dish, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Each
Part Number: JEP-139633S
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.280 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each
Part Number: JEP-139831S
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.320 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each
Part Number: JEP-139833S
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.000 in. Stroke, 6.535 in. Rod, 1.245 in. Compression, Chevy, Each
Part Number: JEP-139836S
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.350 in. Bore, 4.000 in. Stroke, 6.535 in. Rod, 1.245 in. Compression, Chevy, Each
Part Number: JEP-139838S
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
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