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      01-14-2013, 08:08 PM   #6
Sal@Evolve
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Drives: Slow
Join Date: Feb 2008
Location: Luton, Bedfordshire

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You cannot exceed optimal ignition however. No matter what fuel is used.

The ignition targets set by the factory are quite radical to start with for a production car and this is really down to the excellent knock detection system.

The type of fuel is not just restricted to ignition timing....