Thumbnail Filmstrip of 5004 Enderle BB Chevy Cast Timing Cover - fits all 1965-1979 396-502 - Images
Enderle BB Chevy front cover is made of cast aluminum.
Allows you to drive the mechanical fuel pump off the camshaft.
You need a drive spud also.
2 different spuds are available under Part # 5008 Either one will work with this cover.
The one with shims is for roller cam engines to set the float on the cam .
1969-1987 Regular old Big Block- NOT Gen 5
Not for Gen V or VI
Seal and gasket kit : https://www.alkydigger.net/proddetail.php?prod=F1TCS45060