ORIGINAL Cam Gear Lock Alignment Tool for Mitsubishi 4G63 TBI10002 Original cam gear lock. We have been making cam gear lock installation tools for decades Makes the job of replacing or setting up your new timing belt as easy as 1,2,3 Designed for Mitsubishi 4G63 engines, Lancer, Evo 6/7/8, Eclipse Made from CNCed 6061 aluminum w/ anodized black finish