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  Topic: Engine overhaul practices then and now?
kmccutcheon

Replies: 1
Views: 302

PostForum: Technical Discussion   Posted: Wed Aug 08, 2018 08:40   Subject: Re: Engine overhaul practices then and now?
I'm curious how much has changed in overhaul practices on engines from back in the day they came off the assembly line, to the present?
I'm sure there have been various service bulletins that have u ...
  Topic: research assistance requested
kmccutcheon

Replies: 2
Views: 594

PostForum: Non-Technical Discussion   Posted: Fri Jul 06, 2018 07:15   Subject: research assistance requested
Unfortunately, there is little more information based on the contract and serial numbers. We know from the serial number that it was a FY 1941 Air Corps purchase, and that it was provided under the co ...
  Topic: Sunbeam-Coatalen Engine Catalogue
kmccutcheon

Replies: 3
Views: 790

PostForum: WWI Engines   Posted: Wed May 09, 2018 14:11   Subject: Sunbeam-Coatalen Engine Catalogue
I've never heard anything good about the Sunbeam Arab either. I think its appearance in a marketing document should be taken at face value --- simply an attempt to sell a flawed product. News didn't t ...
  Topic: R-2180 production totals error.
kmccutcheon

Replies: 1
Views: 524

PostForum: Pratt & Whitney Engines   Posted: Fri Jan 26, 2018 02:40   Subject: R-2180 production totals error.
From this, it appears that the document Pratt & Whitney Piston Reciprocating Engine Production is incorrect. It appears that the headings of the two columns were switched, as 75 R-2180-E Twin Wasp ...
  Topic: R-2180 production totals error.
kmccutcheon

Replies: 1
Views: 957

PostForum: Authors' Corner   Posted: Fri Jan 26, 2018 02:39   Subject: Re: R-2180 production totals error.
From this, it appears that the document Pratt & Whitney Piston Reciprocating Engine Production is incorrect. It appears that the headings of the two columns were switched, as 75 R-2180-E Twin Wasp ...
  Topic: Hi from Belgium, help for identification
kmccutcheon

Replies: 2
Views: 635

PostForum: Pratt & Whitney Engines   Posted: Thu Nov 30, 2017 09:21   Subject: Re: No photos?
Good morning,
It appears that the links to your photos are broken.

The links work for me. These are P&W R-985s on a crashed Beech 18; the landing gear construction is the giveaway.
  Topic: Aircraft engine torque specs.
kmccutcheon

Replies: 4
Views: 1059

PostForum: Authors' Corner   Posted: Fri Nov 24, 2017 08:20   Subject: Aircraft engine torque specs.
When I think of how a fully loaded B-17 had to struggle its way to its target with the engines stressed to the limit under continuous full rated power-just wondered how the torque compared to the truc ...
  Topic: Aircraft engine torque specs.
kmccutcheon

Replies: 4
Views: 1059

PostForum: Authors' Corner   Posted: Thu Nov 23, 2017 10:27   Subject: Aircraft engine torque specs.
Average torque values do not appear in aircraft engine specifications because they are of little value to aircraft designers, who get nearly everything necessary for aircraft design and operation from ...
  Topic: Carburetors on the Allison V-1710B?
kmccutcheon

Replies: 2
Views: 1102

PostForum: Allison Engines   Posted: Sat Nov 11, 2017 08:55   Subject: Carburetors on the Allison V-1710B?
John Leonard responded with the following:
I have a report titled "Development Test of Allison V-1710-4 Engine in Accordance with Navy Specification E-4G 150 Hour Endurance Test" written by ...
  Topic: electroforming for water jackets
kmccutcheon

Replies: 3
Views: 1106

PostForum: WWI Engines   Posted: Sat Jul 15, 2017 10:51   Subject: electroforming for water jackets
That is correct. Some WWI-era engines had copper water jackets that were fabricated by electroplating.
  Topic: Junkers Jumo 004
kmccutcheon

Replies: 0
Views: 829

PostForum: For Sale   Posted: Wed Jul 12, 2017 06:38   Subject: Junkers Jumo 004
The AEHS has learned of two (2) Junkers Jumo 004 engines for sale.

Fred Bieser
c/o TURRET MUSEUM
2890 Hwy 212, #225
Conyers, GA 30094

Make offer.
  Topic: Lockheed design manual
kmccutcheon

Replies: 1
Views: 760

PostForum: Book, Mags, Films, Recordings, Reference   Posted: Wed Jul 12, 2017 06:34   Subject: Lockheed design manual
I concur with Bill's assessment; this is an interesting aircraft structures, controls, landing gear, etc. reference covering not only Lockheed aircraft, but British, French, German, Russian, and other ...
  Topic: King-Bugatti U-16 Parts for Sale
kmccutcheon

Replies: 0
Views: 767

PostForum: For Sale   Posted: Tue May 16, 2017 07:02   Subject: King-Bugatti U-16 Parts for Sale
For Sale: 1919 King-Bugatti Number J.53 Engine Parts manufactured by Duesenberg Motors, Elizabeth, New Jersey.
Three cylinder blocks, one cam/valve assembly, one magneto drive, two carbs (one complet ...
  Topic: Metroploitan Vickers Gas Turbines
kmccutcheon

Replies: 1
Views: 811

PostForum: Book, Mags, Films, Recordings, Reference   Posted: Thu May 11, 2017 12:12   Subject: Metroploitan Vickers Gas Turbines
Thank you for alerting us to this, Bill.

It appears Metrovick gas turbine development had a lot in common with Westinghouse in the United States, at least in terms of large companies trying their ...
  Topic: Turbocharger system for Republic P-47
kmccutcheon

Replies: 2
Views: 2045

PostForum: Technical Discussion   Posted: Tue Aug 02, 2016 11:11   Subject: Turbocharger system for Republic P-47
Some of your questions are partially answered by a thread that appeared on another bulletin board; please see
https://ww2aircraft.net/forum/threads/ge-turbochargers.42572/

One must join the board ...
 
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