Recent content by NeilStirling

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    Best "general purpose" prop fighter also capable of best high altitude performance

    With the end of the war the requirement for fighter aircraft using highly boosted engines came to an end. Cost of operation became more important than having a small advantage in certain situations. For example RAF Mustangs fitted with the V-1650-3 were limited to +15lbs boost and fighters...
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    Comparative performance of British fighters 1945.

    Correct! all I can think of that there was a plan for increased internal fuel due to operations with the Tiger Force. Neil
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    Comparative performance of British fighters 1945.

    I thought this may be of interest. Power figures using 100/130 grade fuel. Part of AIR 19/310 The figures for the Tempest VI are for the initial version "temperate" however most were modified to operate in tropical conditions and topped out at 440mph with a lower full throttle height. Neil.
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    Napier Sabre rerating from IIB to IIC

    Napier Sabre rerating. Neil
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    Napier Sabre WW2 overview.

    Reciprocating aero engines: design and development AVIA 46/160. First page is missing. Neil
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    NAPIER SABRE VII 3,500HP

    1945 edition https://archive.org/details/in.ernet.dli.2015.205336/page/n7/mode/2up Neil
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    NAPIER SABRE VII 3,500HP

    MiTasol Is that this book? And is it worth buying? There are several copies for sale on line ranging from AU$40 delivered to AU$280 delivered Definitely, as you can see :) The 1946 books and on are more informative. Neil
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    NAPIER SABRE VII 3,500HP

    This book. Neil
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    Napier Sabre combat ratings, probably 1945.

    Napier Sabre combat ratings prior to the MK VII. Neil.
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    RAF Strength August 1945.

    Problem solved. Thanks. Neil
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    NAPIER SABRE VII 3,500HP

    Aircraft engines of the world 1949. Neil
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    RAF Strength August 1945.

    Taking inspiration from Mustang Numbers I think I may have posted this before, however, most of my history on this site has vanished. Mustang numbers for example 801 MkIV and 470 MkIII for example. AIR 20/2022 Neil.
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    Duxford 22 September

    I wonder if its one of these? Neil
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    Duxford 22 September

    I visited Duxford back in September and I took a few pictures. I don't think I need to tell you what they are. :) Neil
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    Maneuverability vs Speed

    Some Mustang examples of over boost, Encounter Reports noting high boost obtained with 150 grade fuel 1st Lt. Raymond R. Flowers, 1 November 1944, 20th FG "I closed steadily pulling over 70 inches." 1st Lt. James F. Hinchey, 14 November 1944, 353rd FG "For fifteen minutes at 74" hg and...
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