Beck Arnley Semi-Truck Ignition
- Beck Arnley® - Ignition Knock Sensor (158-1724)Ignition Knock Sensor (158-1724) by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent factory specifications and crafted...Used to detect engine knocking and to retard the ignition correspondingly in order to prevent engine damageSensor mounted near the cylinder bores in the cylinder block$9.32In Stock - Ships within 24 hrs