Home ported throttle body??
sand with 60 grit paper rolls to remove material
then switch to 120 to finish it up
then use a 120 crossbuff to remove the scratches.. it looks dully polished by now.
then move up to a finer crossbuff... it'll look polished.
the next step would be to use a fiber wheel and polishing compound, if you want to go that far.
The Best V8 Stories One Small Block at Time

once you tap it out, its easy to cut the shaft...... a friend of mine in the local club has ported a few of them for club members and hes helping me do mine....







