The connecting rod bolt is a vital component that connects the connecting rod to the crankshaft in Citroën models like the 11CV, 11D, HY, and ID. This bolt enables the transfer of movement from the piston to the crankshaft and is crucial for engine performance. It is made from high-quality steel to ensure durability and reliability, even under high loads and speeds. Regular inspections and correct installation are necessary to prevent engine damage and maintain optimal performance. Timely replacement of worn bolts extends your vehicle's lifespan and avoids malfunctions.