||A. 2 pieces structure
A good affinity material is used on the oil seal face of the crank pulley to reduce friction improving sealing
and to reduce wear.
B. Duralumin A-7075
A hard base material is used the reduce wear increasing longevity of the pulleys and helping to prevent
damage such as stone chips.
C. Red anodizing (Alumite)
These red anodized pulleys help to enhance the appearance of the engine bay.