Date: 12/31/1969 Views: 2671
Date: 11/29/1999 Views: 3951
Date: 12/31/1969 Views: 7432
Date: 08/23/2023 Views: 179519
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