An automotive battery puts out zip at those temps. Gasoline doesn't vaporize for squat. Clearances in the engine are all skewed. 10w-40 is more along the lines of peanut butter. Only the strongest antifreeze mixtures stay liquid.
Brake fluid gets thick.
Often cylinder head valves fail to seal because of contraction. Tires can crack if impacted hard. Door handles, seats and stuff are just waiting to snap. Fuel pump diaphragms may split when asked to flex. CV boots shatter commonly.