Hey check out this website http://www.e-gunparts.com/model.asp?idDept=235 Numrich Gun Parts, i found it while researching the feasibility of a sprngfld 187n, there are tons of models listed there, they may have what you need.
No, but, e-gunparts.com might.
Try e-gunparts.com
Check the gun stores in the yellow pages
value will depend on overall condition................
Your local dealership is the best place to get a screw for the firing pin on a Sears model 42-103 19791-22cal sllr bolt action gun. Pawn shops often carry them too.
100 USD or so
50-500 USD or so
10-300 usd
50-400 USD depending on specifics
25-100 USD
According to the blue book, the Ace 1 was manufactured by Cooey arms in Canada. I have 1 also and can find no more information.
10-250 USD or so