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Can my engine management system be modified to allow the use of premium unleaded?

April 26, 2017engine Management modified Premium system unleaded

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Can my engine management system be modified to allow the use of premium unleaded?

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It is possible to retard the ignition timing of the engine for premium unleaded, but a Cosworth driver does not usually appreciate the drastic loss of performance! The loss of performance is due to a lowering in engine efficiency; this will also lead to an increase in fuel consumption.