{"product_id":"four-seasons-35942-engine-cooling-fan-switch","title":"Four Seasons 35942 Engine Cooling Fan Switch","description":"\u003ch2\u003eEngine Cooling Fan Switch for Subaru Standard\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Temperature Switch 35942 is an engine-mounted cooling fan switch built with a brass body and an M16-1.50 male thread. It is specified for 1977-1979 Subaru Standard applications and uses a single-terminal, open connector design for temperature-based fan control.\u003c\/p\u003e\u003cp\u003eFour Seasons Temperature Switch line components are focused on direct-fit thermal control for cooling system service. Part number 35942 is an OE-style replacement that meets or exceeds OEM requirements and is intended for engine-mounted fan switch applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEngine-mounted cooling fan switch\u003c\/li\u003e\n\u003cli\u003eBrass construction\u003c\/li\u003e\n\u003cli\u003eMale connector and male fitting\u003c\/li\u003e\n\u003cli\u003eOpen connector shape\u003c\/li\u003e\n\u003cli\u003eM16-1.50 thread size\u003c\/li\u003e\n\u003cli\u003eTemperature on at 215 degrees, off at 206 degrees\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis temperature switch monitors coolant temperature and signals the cooling fan circuit when the engine reaches the specified operating range. It is a direct replacement for Subaru Standard cooling fan switch service and is also referenced by cross numbers such as Gates 51764 and Anchor 3417 for the same application. Use Four Seasons 35942 when replacing a worn or inaccurate engine cooling fan switch on 1977-1979 Subaru Standard models.\u003c\/p\u003e\u003ch2\u003eCommon Problems It Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCooling fan not switching on at the correct temperature\u003c\/li\u003e\n\u003cli\u003eCooling fan staying on longer than expected\u003c\/li\u003e\n\u003cli\u003eErratic fan cycling caused by a failing temperature switch\u003c\/li\u003e\n\u003cli\u003eOverheating concerns related to delayed fan activation\u003c\/li\u003e\n\u003cli\u003eTemperature control issues in engine-mounted fan circuits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the connector style, terminal count, thread size, and temperature range before installation. This switch uses a male M16-1.50 fitting and a single terminal, so matching the original sensor port and electrical connection is important for proper operation. Confirm the cooling system is filled and functioning correctly before testing fan engagement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eFour Seasons 35942 is built to meet or exceed OEM specifications for temperature-switch service. Its brass construction and OE-style fitment support reliable replacement in the cooling system.\u003c\/p\u003e\u003cp\u003eCompatible with 1977-1979 Subaru Standard, engine mounted. Part number 35942.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":51967372132533,"sku":"BBRN-35942","price":48.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_35942_Fro.jpg?v=1775067950","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-35942-engine-cooling-fan-switch","provider":"PartCatalog","version":"1.0","type":"link"}