Known as the major and minor thrust faces, these are located on the side of the piston and are byproducts of the firing cycle. The load exerted on one piston skirt, referred to as the "major ...

Known as the major and minor thrust faces, these are located on the side of the piston and are byproducts of the firing cycle. The load exerted on one piston skirt, referred to as the "major ...

Piston cracking has been all but eliminated. A significant additional benefit is the reduction of noise, vibration and harshness due to the stiffer contact area on the thrust side.