wstar's Journal

Originally Posted by wstar

Good point to reinforce there. Warmup and Cooldown are very important if you're stressing the car. All kinds of things can go wrong if you stress a cold car, or if you shut down a very hot car. Most track sessions I warm up the car at idle on the grid *at least* enough to get the water gauge up in a normal-ish range, and then the oil comes up during the warmup lap first session of the day (or it's already pretty warm later). Then I always take a cooldown lap where I try to avoid braking, and keep the engine revs lower while the oil/water temps drop back off. Usually by the time I shut off, water's back down to ~203 and oil's back down to ~210.