Holley GM Track Series Tall Valve Cover - Baffled - Breather Hole - Chevy Bowtie - Fabricated - Black Powder Coat - Small Block Chevy - Pair RG20004M and drive kits

and drive kits

570" ID that works well with our 938 and 927 dual valve springs

Quality Synthetic Rubber Hose

Female Size: -6AN

Incorporating a radius in this transition area substantially increases resistance to deflection and caliper separation under load

Holley GM Track Series Tall Valve Cover - Baffled - Breather Hole - Chevy Bowtie - Fabricated - Black Powder Coat - Small Block Chevy - Pair RG20004M and drive kitsHolley is pleased to release its latest fully licensed product GM Track Series Fabricated Aluminum Valve Covers. The GM Track Series family of valve covers gives you an excellent way to add a high end fabricated look combined with a lightweight and tough valve cover for your favorite Chevy engine. These valve covers are constructed of 6061 T5 sheet aluminum, feature a laser etched and Bow Tie logo, and precision TIG welded for a proper fit. They are