Does An Engine Work Better Hot Or Cold? [Solved]

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Does An Engine Work Better Hot Or Cold? [Solved]

As the engine warms, it needs less fuel to run efficiently. So the longer you let a cold engine idle, the more fuel you waste and the more you increase the chance of fuel residue build up. Fuel residue build up can lead to poor engine performance and a reduction in mileage.22 Jan 2013

Hot vs Cold. How much engine compression rates changes when engine is hot vs cold engine

Hot

Hot Run Vs. Cold Run—Engine Masters Preview Episode 43

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Should You Warm Up Your Car’s Engine Before Driving? Myth Busted

Warm