Moroso fabricated aluminum valve cover for small-block Chevy features 10- and 13-degree rail angles and includes a billet rail. The cover is intended for SBC arrangements where those rail angles are required, offering a finished aluminum appearance and a machined billet rail for sealing and accessory mounting. It’s a direct replacement valve cover specified for the stated head angles.
Moroso SBC MBE 10 & 13 Degree Fabricated Aluminum w/Billet Rail Valve Cover