Genuine OEM Mercury / Quicksilver temperature sensor assembly. Designed to monitor engine temperature and deliver accurate feedback to the engine control module for proper engine management and protection in select Mercury Marine outboard and sterndrive engines. Features: Direct OEM replacement for Mercury part # 891663001 Precision sensor calibrated to factory specifications for accurate temperature reading Maintains optimal engine performance by supporting proper ECU functions related to temperature monitoring Manufactured to Mercury Marine’s exacting standards for fit, form, and function May Fit / Common Usage:Used in a wide range of Mercury and Verado 4-stroke outboard engines including models such as 65 Jet, 75 EFI, 80 EFI, 90 EFI (4-stroke), 100 EFI, 115 EFI, various Verado models, 600 SCi, 700 SCi, 850 SCi, 1025 SCi, 1075 QC4V and others. Fitment depends on engine model, serial number, and system configuration—verifying your engine’s serial number and system type is strongly recommended.
