Me three, along with a spare ignition control box.
Install a hidden MSD and never worry about either again!
I carry a fire extinguisher, flat blade screwdriver and 1/2" wrench. The latter two for doing carb and timing adjustments.
'63 Dodge 330 11.19 @ 121 mph Pump gas, n/a, through the mufflers on street tires with 3.54's. 3,600 lbs. 10.01 @ 133mph with a 250 shot of nitrous an a splash of race gas. 1.36 60 ft. 3,700 lbs.
