Idle Control IAC Stepper Motor for Keeway K-Light 125 RKS 125 Classic Sport RKV 125 Superlight 125 TX 125 Supermoto matched Fit For Keeway K-Light 125 RKS 125 Classic Sport RKV 125 Superlight 125 TX 125 Supermoto EFI assembly with identical plug mounting dimension Simple plug bolt installation; no or extra required during fuel system stepper adjustment; automatically regulate bypass volume to maintain stable idle speed fix cold start stall or fluctuating RPM sealed casing with anti-vibration internal coil; slow component under long-term engine temperature bumpy road vibration Strict OEM dimensional standard; effectively resolve rough idle, inconsistent idle speed engine fault indicator alert issues