COMP Cams Ultra Pro Magnum Xd Rockers Bbc, 1.70:1 Ratio, 7/16" Stud
Built to outlast andoutperform in accuracy andstrength, the Ultra ProMagnum XD Rocker Arms areengineered from durable 8650steel and include amachined billet pushrod seatinsert for a wide range ofsuper accurate ratios. Aunique and wide ratio rangeto fit almost any popularapplication from 1.5 to1.7 in .5 increments forChevy and 1.6 to 1.7 forvarious Ford applications isavailable. These XD rockersare fully rebuildable andboast precision-sortedneedle bearings and hardenedroller tips. And, they workwith most diameter springsand retainers. The new XDdesign utilises advanced FEA and CAD design anddevelopment to improvestrength, stiffness and MDIoptimisation for drag andcircle track applications.
Machined billetpushrod seat insert for widerange of rocker ratios usedin popular Chevy and Fordapplications
8650Steel construction outlastsand outperforms other rockersin accuracy and strength
Precision-sorted needlebearings better distributethe load and reduce wear
Engineered for use incircle track and drag raceapplications
