COPO LS7-style intake rocker armDurable, pedestal-mount cast ironSelf-aligning designAccommodates the LS7's valve arrangementEight required per engine; sold individually
Durable, pedestal mount cast iron rocker arm with 1.8 ratio. Unique offset design accommodates the LS7's valve arrangement. Self-aligning design with self-locking rocker arm nut. Sold individually. Eight required per engine.
Brand: Genuine GM, Model: 12579615