Date: 12/31/1969 Views: 1934
Date: 12/21/2010 Views: 3134
Date: 06/07/2007 Views: 3062
Date: 08/23/2023 Views: 89065
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