Bring a tyre gauge and pump so you can let the tyres down first thing when they're cold (and pump them up again before the ride home); 30psi front and rear is enough on track as they'll be running much hotter.
Dr Khalaf said screening involved numbing the eyeball with drops, then touching it with the curved tip of a wand that measures pressure, much like a tyre gauge.
The pack, below, comprises jump cables, a tyre gauge, flash light, grip gloves, ice scraper, funnel cleaning towels, poncho and an SOS sign, all packed in to a silver and blue bowling bag.