Date: 12/31/1969 Views: 5815
Date: 10/11/2009 Views: 2798
Date: 03/11/2010 Views: 3403
Date: 08/23/2023 Views: 196040
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