Wiseco Piston Kit for 1998 00 KTM 125 SX 54.25mm 740M05425 feed mpn 610200 2007 Polaris Sportsman 700 EFI 2007 Polaris Sportsman 700 EFI 2009 11 Aprilia MXV4 Wiseco is unique because we forge all of our own pistons in house Product Details Product Line Wiseco Piston Kit Part Number 740M05425 Fitment Type Model Size Specific Fitment Use Type Aftermarket Performance Replacement Unit Sale Qty Each Style Standard Bore Piston Kit Size Age Group Gender Position Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Material Color Finish Nikasil Bore Functional Length Cable Sleeve Length Cable Sleeve Travel Driver Seat Length Passenger Seat Length Driver Seat Width Passenger Seat Width Overall Seat Width Overall Seat Length Piston Cylinder Size 54