Is turbo cool down necessary
Modern turbochargers don't really need a turbo timer. But they're still fun to have and useful, especially for piece of mind.
Excessive temperature around the bearing and shaft will break down the polymers in the oil and reduce its viscosity. If you burn it enough yes it could coke, but with modern oils this becomes less and less of an issue. Y'all are running synthetics, right?
The best preventative maintenance for prolonging the life of your engine and turbo are frequent oil changes. Especially on a turbocharged car. Sure, the manufacturers will tell you that the oil is designed to hold up longer so you don't need to change it as often. Baloney. On your turbocharged car, there's a bunch of blow-by that's putting carbon and gasoline into your oil. Hence why it comes out so damned black at 3000 miles, whereas on a Miata you can still see through the oil after 10,000.
Of course, common sense dictates that you drive mellow for a few minutes before parking the car. Let it idle a bit before getting out, why not? Don't park it when it's glowing.
Personally I think that if the manufacturers really wanted to market turbo timers in this day and age without having to rely on old fables, they'd just rename them to "Engine Timers". I mean really, what are you timing? Your engine. There's a bunch of reasons besides turbo myths that this would be useful. They could sell them to a much larger audience if they'd make this switch.
Excessive temperature around the bearing and shaft will break down the polymers in the oil and reduce its viscosity. If you burn it enough yes it could coke, but with modern oils this becomes less and less of an issue. Y'all are running synthetics, right?
The best preventative maintenance for prolonging the life of your engine and turbo are frequent oil changes. Especially on a turbocharged car. Sure, the manufacturers will tell you that the oil is designed to hold up longer so you don't need to change it as often. Baloney. On your turbocharged car, there's a bunch of blow-by that's putting carbon and gasoline into your oil. Hence why it comes out so damned black at 3000 miles, whereas on a Miata you can still see through the oil after 10,000.
Of course, common sense dictates that you drive mellow for a few minutes before parking the car. Let it idle a bit before getting out, why not? Don't park it when it's glowing.

Personally I think that if the manufacturers really wanted to market turbo timers in this day and age without having to rely on old fables, they'd just rename them to "Engine Timers". I mean really, what are you timing? Your engine. There's a bunch of reasons besides turbo myths that this would be useful. They could sell them to a much larger audience if they'd make this switch.
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BlueoctaneevoX
Evo X Engine / Turbo / Drivetrain
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Oct 12, 2011 09:56 AM




