883cc to 1200cc Conversion Piston Set Standard 3.498(KIT)

Sifton cast piston kit includes reverse domed pistons and Hasting ringsbrbrPiston set has a 951 compression Piston to cylinder wall clearance is 0015 minimum to 0022 maximum with 002 preferred No head work is necessary on this Big Bore kit Note Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly breakin new pistons and rings NOTE Requires cylinder boring 2009up 883 cylinder cannot be overbored 2009up applications will require the use of 1200cc cylinders