Alternator nut. A Nut which secures the solenoid to the starter or another component to the solenoid. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the EGR Valve. Alternator Nut. Brake Master Cylinder Nut. Exc.Mexico Built. Power Brake Booster Nut. Starter Nut. Suspension Stabilizer Bar Link Nut. Flange. Exhaust Gas Recirculation (EGR) Valve. Master Cylinder. Power Brake Booster. Starter Solenoid. Support Bracket. Suspension Stabilizer Bar Link. Suspension Sway Bar Link. Included with: Alternator.