Speed-Pro Hypereutectic Piston and Ring Kits

These piston and ring kits include premium hypereutectic pistons , pins, and a quality moly ring set. Piston skirts feature the DurOShield coating for reduced friction and scuffing.

Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material

Sophisticated "barrel" profiles help optimize oil wedge between skirt and wall

Piston skirts protected by next-gen DUROSHIELD® coating

TAC™ ring groove geometry

Weight matched to +/- 2 grams

Plasma-Moly rings for long-lasting performance

In the box: engine set of 8 hypereutectic pistons, pins and lock rings (if required); and complete matching ring set