Ribbed LS Valley Cover Plate is engineered to fit LS2, LS3, LS7 & LSX blocks when using a carburated manifold. This valley cover's ribbed design is precision machined from 6061-t6 aluminum and polished to a mirror finish to match our other ribbed accessories. High quality ARP 12pt hardware is included for the perfect finishing detail. Featuring a provision machined into the back for the factory breather box and two 1/8" NPT ports for use with external breathers, oil separators or catch cans. Designed for use with your OE factory gasket (not included). Made in the USA.
Note: Not designed to be used with displacement on demand (DOD) or factory active fuel management systems.