Wiseco 4117M08950 Piston Kit - 0.50mm Oversize to 89.95mm, 10.5:1 Compression drive-chains-630 compared to the previous generation

compared to the previous generation

- 13 thread for mounting bolts

both cartridge and standard

2016-2017 Yamaha RS90 RS Vector

IPX5 Rated 3 in

Wiseco 4117M08950 Piston Kit - 0.50mm Oversize to 89.95mm, 10.5:1 Compression drive-chains-630 compared to the previous generationBore: 89. 95mm Compression: 10. 5: 1 Compression Sizing: 0. 50mm Oversize SPECIFICATIONS. Displacement: 503cc. Bore Standard: 89. 00mm. Bore Actual: 89. 50mm. Bore Oversize: 0. 50mm. Stroke: 80. 00mm. Cylinders: 1. Compression Ratio Actual: 10. 5: 1. Note: Cylinder boring required. ITEM CONTENTS. 3524XC 89. 50 mm Ring Set. CW21 ROUND WIRE PIN LOCKS 21MM (PAIR). S527 PistonPin 21mm x 2. 126in. NonChromed SW All Wiseco Pistons are forged from high