9950VF Wiseco 4 Cycle Piston Ring Set – 99.50Mm Bore – 1.17 Mm Top / 1.45 Mm 2nd / 1.92 Mm Oil CRF250R / RM-Z250

CRF250R / RM-Z250

Chain lube

00 mm Top / 1

Dedicated forgings allow for optimized strength-to-weight ratio

heat-treated

9950VF Wiseco 4 Cycle Piston Ring Set – 99.50Mm Bore – 1.17 Mm Top / 1.45 Mm 2nd / 1.92 Mm Oil CRF250R / RM-Z250Piston Ring Set 99. 50 mm Bore 1. 17 mm Top 1. 45 mm 2nd 1. 92 mm Oil Wiseco piston ring sets are made specifically to Wisecos specifications to provide ultimate performance and sealing with Wisecos wide variety of pistons. From compression and sealing to oil control, rings can make or break piston performance, which is why Wiseco rings are developed and tested for race ready performance.