manley subaru ej257 99 55mm 25mm bore 8 5 1 dish platinum series piston set with rings Logos Mes: Inbegrepen

Mes: Inbegrepen

6 (see diagram for locations)

these enlarged single-bore throttle bodies feature a progressive throttle linkage and parabolic bore design for increased power and enhanced low-speed drivability

Levels 4 and 5 allow full fueling at more RPM than any device we've ever offered

manley subaru ej257 99 55mm 25mm bore 8 5 1 dish platinum series piston set with rings Logos Mes: InbegrepenOur signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.