Depends on the vehicle, but OE kit plus:
-Oldies, British, spares (disti cap, plugs, couple spare ignition leads, more fuses, terminal and crimpers, shrink tube & lighter, small tube of grease, bulbs, relays and fuel solenoids, etc.), basic socket wrench set, flashlights, and additional bottle jack and full off road kit for the 4x4's.
-P'cars, basic, cheapo, small all in one tool kit, spare DME relays
-DD, my cell phone and AAA card
-Oldies, British, spares (disti cap, plugs, couple spare ignition leads, more fuses, terminal and crimpers, shrink tube & lighter, small tube of grease, bulbs, relays and fuel solenoids, etc.), basic socket wrench set, flashlights, and additional bottle jack and full off road kit for the 4x4's.
-P'cars, basic, cheapo, small all in one tool kit, spare DME relays
-DD, my cell phone and AAA card