Standard Ignition 4 Terminal Knock (Detonation) Sensor Harness - S3091 Part #: S3091 Line: STD Standard Ignition 4 Terminal Knock (Detonation) Sensor Harness 3 Year Limited Warranty Number Of Wires: 4 Terminal Type: Blade Connector Gender: Female, Male Connector Shape: Rectangle, Square Terminal Gender: Female, Male Wire Gauge (ga): 18 Gauge Number Of Terminals: 4 Number Of Connectors: 3 Wiring Harness Length (in): 14 Inch Wiring Harness Length (mm): 350mm Show More Show Less