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Aluminum Full Roller rockers for the Hemi head.
Rockers are crafted of aircraft grade billet aluminum and feature replaceable steel roller tips, 1.2 ratio.
Dyno tested to 10,000 rpm and proven to make more horsepower
May require valve cover spacer or minor grinding on valve cover grinder for clearance unless you use our clear valve cover.
Due to canted valve arrangement, Hemi's may have valve to piston clearance issue with high lift cam.
These Rocker Arms require shorter Pushrods, typically 5.260 or 5.340 depending on cam and head milling.
Note: These are designed to work with standard length or +.070" valves, they are not recommended for the +.230" valves.
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How to match up high performance rocker arms 212 Predator Hemi to pushrods high performance for 212 Predator Hemi
So much better then the stock
Bought for back up,good quality as expected...