Quote:
Originally Posted by Crumpp
I am not so sure "pulling the plug" has anything to do with 100 Octane use at all.
The 1937 RAF Training Manual has instructions for boost cut out independant of 100 Octane fuel.
Additionally this certificate list the boost pressure well above the rated 6 1/2 lbs without boost cut out. The only approved fuel for this aircraft is 87 Octane.
http://img19.imageshack.us/img19/255...ertificate.jpg |
I hope you guys are aware that the line "Emergency 5 mins.max." is related to "95°C" oil inlet temperature?
This test certificate has a better layout:
http://www.spitfireperformance.com/k...ertificate.jpg
The power curve is a simplified form of this graph:
http://forum.1cpublishing.eu/attachm...1&d=1337143252
and most certainly only contains calculated values which were derived from certain reference values or were applied shorty under controlled conditions to determine the engine power.