Focus RS MK3 2.3 Ecoboost Manley Performance forged pistons Injectors This custom-made ARP Head Stud

This custom-made ARP Head Stud Kits suiting the 4-cylinder engines are simply the best stud setup available in the market today

resulting in the large diameter disc assemblies often weighing less than the original equipment 1-piece cast-iron discs that they are replacing

6mm) / 3" (76

Con Rod Length C/C 154

Focus RS MK3 2.3 Ecoboost Manley Performance forged pistons Injectors This custom-made ARP Head StudForged, high durability pistons Specifically designed valve pocked and dome to optimize fuel distribution in cylinder High horsepower capable Sustainable power starts from the ground up with the use of high quality forged internals. Amongst the choices for pistons, Manley has proven themselves as the best of the best. Manley is a World Class manufacturer of hi performance, forged pistons for the snowmobile, motorcycle, ATV, personal watercraft,