Comp Cams Ultra Pro Magnum Xd Rockers W/ 1.8 Ratio For Chevrolet Big Block W/ 7/16" Stud - 1777-1
Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1828 rockers feature a 1.8 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.
Engine Rocker Arm
Lethal Performance is proud to offer the entire line of Comp Cams products!
For more than 35 years, the COMP Cams® mission has never changed: to produce the highest-performing products possible, provide customers with superior service, and to lead the industry in technological development. While the COMP Performance Group™ has grown to multiple companies and hundreds of employees, we still retain the competitive spirit and desire to be the very best that has positioned COMP Cams® as the absolute leader in valve train components.
With COMP Cams®, there is no compromise - you're in first place.