Date: 12/31/1969 Views: 2572
Date: 09/14/2010 Views: 3023
Date: 09/29/2004 Views: 3115
Date: 08/23/2023 Views: 95994
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