Date: 12/31/1969 Views: 4583
Date: 07/09/2006 Views: 3271
Date: 12/06/2008 Views: 3267
Date: 08/23/2023 Views: 212752
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