COMP Cams 19021-16 Ultra-Gold ARC Rocker Set w/ 1.7 Ratio for Chevrolet Big Block w/ 7/16" Stud

.These COMP Cams Ultra-Gold Aluminum Roller Rocker Arms with a 7/16" stud diameter and 1.7 ratio are designed for Chevrolet V8 396-454 applications. The new modern design features of these Ultra-Gold Rockers are proven to withstand extremely aggressive spring pressure and valve lift. Designed specifically for high performance street and race engines, the Ultra-Gold Aluminum Rocker Arms are precision CNC-machined to strict tolerances. Developed to meet the demands of professional engine builders, these rockers include features never before possible in an aluminum rocker arm.
.Fit type: Universal Fit
.Package Dimensions: 5.334 H x 39.624 L x 21.082 W (centimeters)
.Country of Origin : United States
.Package Weight: 7.55 pounds