Date: 12/31/1969 Views: 2743
Date: 06/13/2009 Views: 3094
Date: 10/25/2009 Views: 3935
Date: 08/23/2023 Views: 151305
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