Me-262.
Improve engine life and output.
First flight was on 18 April 1941 using a Jumo-210G piston engine with 530 kW (710 HP) and a two-bladed prop because the engine development was slow.
focus on engine development and get the plane into opperation by 42.
Own the skies by end of 43.
Couple more
Excellent site here http://www.enginehistory.org/engines.htm
scroll to the bottom and download
"No Short Days:
The Struggle to Develop the R-2800
"Double Wasp" Crankshaft
by Kimble D. McCutcheon"
Bunch of different engines...
the chart i posted on page 8 has the P-47D climb rate up to 30K.
the F4U-4 still maintains a higher climb rate. Even the F4U-1 and F6F-5 maintained a very slightly better climb rate up through 30K.
That table is a little hard to read, I think that what you are looking at is RPM.
BHP at sea level using WEP was 2450
The advantage of the P-47 Turbocharger was the ability to maintain BHP from sea level to its ceiling.
I'll take a FM-2
Here is a good article on the "Wilder Wildcat"
http://rwebs.net/dispatch/output.asp?ArticleID=22
Some more good reading
http://www.csd.uwo.ca/~pettypi/elevon/baugher_other/f4f.html
Download the F4U comparative analysis pdf it is excellent has tables comparing the F4U to the top USAAF aircraft of the day.
The attached table is out of the report and shows the F4U-4's superior speed and climb at lower levels when compared to the P-47, F4U-1D, and F6F-5...