Set of 4 pistons complete with rings and pins. Manufactured from a far superior aluminium than most high performance pistons, it contains a much higher silicon content, Using advanced heat treatments, a more heat-stable piston is created.
These pistons are manufactured for race use so are more than adequate for any application allowing up to 12.5:1 CR to be used. To use with later press fit type conrods just discard the circlips.
Weight including rings and pin 281 grams.