Econoline":1z1cbxwy said:It's an interference fit, flat kind of thread, no nut is needed unless they are wore out. If you can't find one, I have some extra nos rockers.
chad":1d4nej89 said:Don't U have em on yer 170 ?
1bad6t":1d4nej89 said:The adjustment screw is the same screw that were on the big six, Y-block and FE engine, part #B6A 6549-C. They come in .0023" over-size also if your rocker's thread is worn, part #C2AZ 6549-A. I got a couple or three from my local machine shop last year.
Econoline":35uzmnv3 said:If everything works out as planned you won't be decking the block much at all. May I suggest you save yourself some trouble and use a stock non adjustable set?
wsa111":14tn9to4 said:Use the rocker arm set with the different front stand.