Date: 12/31/1969 Views: 2834
Date: 09/29/2005 Views: 3367
Date: 03/21/2009 Views: 4022
Date: 08/23/2023 Views: 144693
Aluminum flanges were added to the plenums so that the plenums would not need to be fastened directly to the hot heads. Later in the build, the pop rivets were replaced with machine screws so that the front 2/3 of the plenum could be easily removed