Now it's my turn!
WeatherSpotter walked me through the final parts of the install last night.
The electrical tape works surprisingly well!
So the switch I used, I got from
MCM Electrical. It's a SPST N/O Momentary Switch - 125V - 3A ($1.05).
And here's the link to my "How To".
Fuel Injector Kill Switch: 1990 Honda CRX HF (How To W/ Pics)
Figured I should put it there with another CRX thread that's similar.