J.E. Pistons 317211 Round Piston Kit - Standard Bore 3.937in., 10.25:1 Compression engine-cylinder-heads Drivens proprietary 3-piece design is

Drivens proprietary 3-piece design is machined from aerospace grade 6061 T-6

1977-1978 Suzuki GS550

Just as bump stops are used to prevent damage to your suspension when it is traveling upwards

Soft parts allow it to mount to any helmet regardless of its curvature

2014-2015 Kawasaki KX100

J.E. Pistons 317211 Round Piston Kit - Standard Bore 3.937in., 10.25:1 Compression engine-cylinder-heads Drivens proprietary 3-piece design isBore: 3. 937in. Compression: 10. 25: 1 Compression Sizing: Standard Bore From Daytona to Bonneville, JE Pistons continues to set the standards in street bike piston design. JE has recorded wins at Daytona with American Hondas CBR600RR, low ETs on the drag strip and land speed records at Bonneville. Machined from 2618 T6 high tensile forged aluminum. Dome dish features smooth flowing radii; require no deburring or preparation. JE designs are