Electric water pump (you have it, mine as well try it!), ditch the choke masters for a straight through muffler and a cross pipe (X or H), and maybe sell off the bigger headers and tunnel ram for an entry level aluminum head like a stealth?
I am no expert, but can appreciate the budget builds...it would be nice to take the motor out, deck it, pistons, etc....but then all that nonsense isn't budget anymore lol