Yeah I saw that, was gonna grab it, but its all yours now go for it.
Cheaper than a rebore kit.

The boss is the same as special even though its a Rotomo, but its running the 3.6 Engine the same as special, and rotomo boss taper is different,So Yes.

You can still buy axles or turn them up. I do 10 sets at a time and that keeps me going at 10$ for a length of 1/2 bar.

Yes the base looks good, should come up sweet.

Magneto shouldn't set you back much either.

Colour for chassis is killrust Deep brunswick green spray can, and the cowl and tank is Galmet Avocado if your going original. Keep in mind Galmet doesn't come as a spray in this colour and is expensive, and needs to be made on request.

There are a few hammered greens in various brands might suit, or Electric blue would be nice lols.