I don't mean to be a pain Chris, but I don't understand the torque to 20 ft.lbs. and shim part for stud mounts. I've always adjusted stud mounts by tightening the rocker to 1/2 - 3/4 of a turn past zero lash, then use an an allen wrench to lock them down. 
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1989 lx notch
89,000 miles
5-speed, bolt-ons, 3.73, TFS TWs, TFS Track Heat, TFS Stage 1 cam
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