Mahle Motorsports Power Pak Diesel Performance Piston Kit includes pistons, rings, pins, and locks. Specifications: 4.035bore,4.724stroke,7.559od,2.817c/h,1.575pin,-47.1ccvol,1149g,16.6c/r,M124. Image is for representational purposes only. Actual product appearance may vary. Call toll-free 1-800-282-9319 for ordering information.