Edelbrock; Edelbrock Valve Cover; Valve Cover; PCV; Breather; PCV Baffle; Baffle; Breather hole; PCV hole; 1-1/4in. diameter hole; Aluminum roller rocker; Aluminum; Stamp steel; sand cast; 4431; Signature Series Valve Covers; AMC/Jeep; 290-304-343-360-390-401; V8; 67-91; Chrome Finish