1) Pair Of Fabricated Aluminum Valve Covers. 

2) Fits Chevy Small Block 1987-1997 TBI And Vortec Heads 5.0L/305 And 5.7L/350 (Center Bolt Pattern) And Most Aftermarket 23-Degree Heads. 

3) Height-3 3/4", Will Clear Most Valve Train Combinations.

4) Thick 1/4" Billet Rail.

5) Polished Finish, Fully TIG Welded Aluminum Cover.

6) Center Bolt Style.

7) Package: Including All Items In The Pictures.

This Item Doesn't Come With Installation Guides. We Highly Recommend Professional Installation.

We Will Ship Your Package From Different Warehouses.