Budget Build 5.9 for a 71 Scamp

2) IIRC, Hughes still offers akit to convert them to mechanical pump, but you'll need a timing cover with the pump-mount.

Yes, will need the cam snout extension from Hughes Engines if you keep the Magnum cam. I put mine in 3 or 4 years ago and have been beating on it since. Just make sure to use thread sealer. Or you could source an LA cam.

I kept the v-belt on my Magnum build.