Lysander Performance.
Gnome de PPRuNe
Join Date: Jan 2002
Location: Too close to Croydon for comfort
Age: 60
Posts: 12,681
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The P-51D "Voodoo" might be an interesting contender, stall speed of what, 90mph? Average speed during piston speed record a couple of years back something like 531+mph - approaching 6x?