During the use of a car, engine carbon buildup can be a source of concern for many car owners. Many owners notice a gradual decline in vehicle performance but are unsure whether it is related to ...
Modern engines are more advanced and more demanding, which is why fuel chemistry is a critical factor when it comes to keeping them performing at their peak.
The other day I dropped my car off at a European specialist shop, and while I was there, a technician was working in the engine bay of a Mk7 Golf R, cleaning out carbon deposits off the intake valves.
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