Your Alfa-Romeo 156 Engine fixing
Lower cam belt idler bolt.
Type: Socket Head Bolt
Thread length: 40 mm
Thread diameter: 10 mm
Thread pitch: 1.25 mm
Our thanks to Steven Andrews for this submission.
Whether you are purchasing OEM or off the shelf replacements, please be aware that metal fixings are graded and, for safety, you should talk with the supplier about your specific use.