- 12V Power Probe for testing electrical circuits
- Patience
- Metric tools as others have mentioned
- A car lift - I don't have one but damn it would be nice and make certain jobs go so much quicker!!!
- Pneumatic tools
- Fire extinguisher - not a joke!
- Computer to access this forum
- Shop manual
- Cold beer, Whisky, and an occasional cigar
- The ability to let the BTTF stuff roll off
- A credit card with a good rewards program - you're going to spend a lot of $$$ on this car!
- An understanding wife