Originally Posted by Deweys
The early pushrods (-99) are not tapered.
No issue with bolt in and lower lift cams and stock or near stock stack height assuming the rocker stands are centered during reassembly. The place where they can rub is at the crimp in the top inner tube.
I've used the -99 pushrods (SE kit) with Woods TW-6H without any interference issues.
I always thought the rubbing location was at the bottom of the upper tube, not at the top.