Wiseco K618M77 forged pistons Mini Cooper S 1.6 16v (W11) 77.00 mm CR 8.5:1

For: Mini Cooper S R50-R53 with 1.6 16v W11 engines

Our Sport Compact pistons are made from dedicated forgings produced in-house to give you a light weight piston with superior strength and optimal design. Being the multivalve piston technology leader, the line features specially designed valve pockets, complex dome and crown shapes, the steel nitride/napier xx rings and optimized skirt profiles. The pistons come standard with our ArmorGlide® coating material for reduced friction and noise, freeing up horsepower.