About A ABIGAIL 1 1/16" Switches Up To 2 5/8" Long Oil Pressure Switches Oil Pressure Sending Socket Made from high performance chrome molybdenum and solid cast steel construction for strength and durability. Fits 1 1/16" Switches Up To 2 5/8" Long, Found on Newer GM and Chrysler Vehicles. Fits 1 1/16" oil pressure sending unit (gauge type), found on most all '91 and newer GM vehicles. Also fits '87 and newer Chrysler vehicles with combination light and gauge oil pressure switches. The oil pressure switch keeps your engine oil pressure from getting too high; Switching out faulty oil pressure switches is a simple but crucial way to protect your engine. 【Application】A ABIGIAIL oil pressure switch socket can remove and replace most 1 inch and 1-1/16 inch oil pressure switches up to 2-5/8 inches long. 【Application】A ABIGIAIL Oil Pressure Switch Socket Fits 1 1/16" Switches Up To 2 5/8" Long, Found on Newer GM and Chrysler Vehicles. Fits 1 1/16" oil pressure sending unit (gauge type). 【Easy Usage】Using this oil pressure switch, or oil sending unit, socket to remove and replace a faulty oil pressure switch is one of the simplest home vehicle repairs possible. 【Size】Use with 3/8" drive or 1 1/8" hex. Our oil pressure switch socket can remove and replace most 1-1/16 inch oil pressure switches up to 2-5/8 inches long. 【Service】 100% satisfaction guarantee, If you have any issues with the part, simply contact customer service for troubleshooting help, parts, replacement, or refund. Our aim is to make you satisfy the parts and the service we provide for you.