Why not just replace it with a bent thing. Chevy 350s are cheap and plentiful and my guess is the swap will be pretty painless. Parts are cheap too and it should give you more than enough power.
Mike ------ 1958 Chevy 3200 Fleetside 1958 GMC 100 Wideside ------ Did you get free advice today? To donate to this site using PayPal is fast and EZ. Click here: http://www.stovebolt.com/office/thanks.html