Rocker Arm Tech Rocker Shafts
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In the past few years we have noticed steel rockers are becoming more common. Of course, there are advantages to both steel and aluminum roller rockers, but for a while the aluminum versions ruled the land. Today COMP Cam’s Ultra Pro Magnum rockers are great pieces for those running high valvespring pressures, as it won’t fatigue like the softer aluminum will, however the mass is more with steel. View Related Article
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