Sold out 17-2833XC 2.833" 3 Ring Wisco Piston W/Rings and Clips No Pin 2.833" Bore 3 Ring Wiseco Piston W/Rings and Clips no Pin. 2.833"(72mm) bore with a .640" compression height and a .490" wrist pin bore. These pistons are the same style Wiseco pistons we have sold... $1,146.13 Out of stock