Jesel's New Sportman Series Shaft-Mount Roller Rockers Bring Bulletproof Racing Technology To The Bolt-On Street Car Ranks Shaft-mounted rocker arms are usually reserved for the high-stress ...
Roller rockers are not glorious parts. They look trick, but they live a pretty dismal life, working feverishly, always trying to keep things stable. Glory's one thing, but are they worth the cost?
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