Date: 12/31/1969 Views: 2192
Date: 03/11/2004 Views: 3123
Date: 03/17/2008 Views: 3182
Date: 08/23/2023 Views: 140669
Date: 05/23/2007 Views: 548466
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