; Solid Transmission Mounts must be used in conjunction with SOlid Motor Mounts to prevent breakage of engine block and transmission case due to torsional stress; Replaces stock, soft rubber mount to eliminate linkage binding, driveline misalignment and unwanted transmission movement in racing and street performance applications; Constructed from rugged 3/16 steel with pre-welded studs and yellow chromate finish; Computer-controlled manufacturing insures precise fit and alignment for easy installation