Left.3.6 LITER. Right.3.6 LITER. Side cover retainer nut. A cylindrical insert that fits between the Engine Appearance Cover and another component. Engine Cover Clip. Engine Cover Grommet. Engine Cover Insulator. Engine Cover Mounting Bushing. Engine Cover Nut. Engine Cover Spacer. Included with: Cover, Engine cover, Front and rear cover, Front cover, Front or rear cover, Manifold cover, Rear cover, Side cover.