Comp Cams ROCKERS, CS 1.65 7/16" ULTRA PRO MAG XD Engine Monitoring System Hand-tight plus a quarter turn

Hand-tight plus a quarter turn is usually enough

but test adhesion on a small area first

0" diameters

High-Speed Transfer ：Enhanced contact ports improve transmission efficiency

Comp Cams ROCKERS, CS 1.65 7/16" ULTRA PRO MAG XD Engine Monitoring System Hand-tight plus a quarter turnChevrolet V8 265 400 Small Block, 7 16" Stud 1. 65" Ratio, XD Rocker Arms(16) The Ultra Pro MagnumT XD Rocker Arms are engineered from durable 8650 steel that outlasts and outperforms other inferior knock off and import rockers. A unique machined billet pushrod seat insert offers exceptional durability. These new stud mount rockers are fully rebuildable and use precision sorted needle bearings and hardened roller tips to better distribute the load and