Quote:
Originally Posted by Seadog
as has been pointed out the boost over-ride needed to be modded to allow for greater than 6.25lb boost, and this was only done when 100 octane fuel was used.
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This is not correct. In the unmodified condition there was no restriction of the maximum boost when the boost control cut-out was used, thus the boost could be increased to about +17 lbs at full throttle at sea level.
See:
http://forum.1cpublishing.eu/attachm...1&d=1337242614
http://www.spitfireperformance.com/spit1-12lbs.jpg