Or you can just get a can of hot-start or whatever they call ether in your area and then you won't put enough in there to conflaturate the place. And if it runs for a bit, then check the fuel system - the most likely culprit.

\'59 Chevy 1-ton
'72 c-10 (in progress)
The Great Rust(less) Mountain
\'47 Jeep cj2a