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Made from 4140 steel forgings, our new rocker arms are the strongest on the market today. These new arms incorporate a 1.675 ratio for increased lift and will match your Ultima heads perfectly. A best value product. Uses OE rocker shafts.
Fits
Ultima Engines & 1984 – later Evolution, Big Twin & XL engines, Also fits 1999 – later Twiin Cam engines 1.675 ratio.
