Date: 12/31/1969 Views: 2955
Date: 09/02/2004 Views: 4035
Date: 07/17/2021 Views: 245207
Date: 08/23/2023 Views: 190841
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