.

BB Chevy Pro Series Solid Roller Lifters.

Standard +.300 tall.

Lifter body manufactured from billet alloy steel. Machined to exact tolerances heat-treated for unparalleled wear resistance. Roller wheel manufactured from high strength alloy .750" diameter for correct cam geometry. Axle is heat-treated steel the strongest in the business. Tie bar heat-treated stainless steel. Pushrod seat counterbored for minimum weight & maximum contact area. Steel buttons with precision formed alloy steel for permanent attachment. Out pro series roller lifter offer several advantages over out competitors including a full 360 degree wide contact roller area, heat treated stainless steel tie bar and a heat treated steel axle and a lighter weight than our original roller lifters.