If the newer 01-03 rocker pivots are available you could re tap the holes to 3/8 and use the 01-03 pedestals and bolts the arms are the same. Drill and tap, I would want to pull the heads off for that. Besides the chance of getting cast iron bits in the engine it gets really cramped under that cowl.
"Follow me the wise man said, but he walked behind"
'92 D250 Club Cab CTD, 47RH conversion, pump tweaks, injectors, rear disc and hydroboost conversion.
'74 W200 Crew Cab 360, NV4500, D44, D60 and NP205 divorced transfer case. Rear disc and hydroboost conversion.
2019 1500 Long Horn Crew Cab 4WD, 5.7 Hemi.
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