Besides preventing the build-up of nasty engine sludge and premature wear, protection against cold starts is one of the main reasons why you should never skip an oil change in your gasoline or diesel ...

Cold-starting an aircraft engine without proper preparation causes significant and irreversible damage from inadequate lubrication, affecting critical engine components, instruments, and batteries. To ...

Aircraft engines require preheating for cold starts because the differing thermal expansion rates of their aluminum and steel components can eliminate critical clearances, leading to severe damage ...