HQRP Knock Sensor w/Wiring Harness for Hitachi KNS-0001 KNS0001 KNSOOO1, Ignition, Detonation + HQRP Coaster HQRP&reg; Replacement Knock Sensor w/ Wiring Harness plus HQRP&reg; Coaster; Condition: New; OEM # 24079-31U01 / 2407931U01 / 22060-30P00 / 2206030P00; Standard # KS-24 / KS24; Length of Wiring Harness: 14"; 200 days warranty!