{"product_id":"motorad-mgc791-locking-fuel-cap-vented-screw-on-gas-cap","title":"MotoRad MGC791 Locking Fuel Cap – Vented Screw-On Gas Cap","description":"\u003cp\u003eProtect your fuel from theft and vandalism with the \u003cstrong\u003eMotoRad MGC791 Locking Fuel Cap\u003c\/strong\u003e. Designed as a direct-replacement locking gas cap for thousands of vehicle applications, the MGC791 combines a secure keyed locking mechanism with the proper pressure and vacuum relief required by modern evaporative emissions systems.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eMotoRad MGC791\u003c\/strong\u003e is a vented, screw-on fuel cap manufactured from durable automotive-grade materials and designed to meet state and federal emissions requirements.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eKeyed locking fuel \/ gas cap\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHelps protect against fuel theft and vandalism\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVented design\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eScrew-on installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated ratcheting system promotes positive closure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSpecifically designed pressure and vacuum relief valves\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHelps prevent fuel vapor leakage and evaporation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned to meet state and federal emissions requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndependently tested for emissions control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManufactured from durable, long-life materials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan be used in either the \u003cstrong\u003elocked or unlocked position\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBlack finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMotoRad part number \u003cstrong\u003eMGC791\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBroad Vehicle Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe MotoRad MGC791 is a \u003cstrong\u003emulti-vehicle locking fuel cap\u003c\/strong\u003e rather than an FJ Cruiser-specific product.\u003c\/p\u003e\n\u003cp\u003eMotoRad catalogs the MGC791 for thousands of vehicle applications across numerous makes and models, including select:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eToyota\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLexus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFord\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChevrolet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGMC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHonda\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNissan\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMazda\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSubaru\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVolkswagen\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVolvo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eJeep\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChrysler\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDodge\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAnd many others\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBecause fitment varies by \u003cstrong\u003eyear, make, model and engine\u003c\/strong\u003e, verify that MotoRad MGC791 is listed for your specific vehicle before ordering.\u003c\/p\u003e\n\u003ch3\u003eToyota FJ Cruiser Application\u003c\/h3\u003e\n\u003cp\u003eThe MGC791 has been used as a locking fuel cap option for the \u003cstrong\u003eToyota FJ Cruiser\u003c\/strong\u003e, providing an alternative to the factory non-locking gas cap.\u003c\/p\u003e\n\u003cp\u003eFor FJ Cruiser owners, a locking fuel cap can be particularly useful for vehicles used for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDaily driving\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOverlanding\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCamping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExtended road trips\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePublic or long-term parking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOff-road travel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways verify exact year and vehicle fitment before ordering.\u003c\/p\u003e\n\u003ch3\u003eLocking or Non-Locking Operation\u003c\/h3\u003e\n\u003cp\u003eOne convenient feature of the MotoRad MGC791 is the ability to use the cap in either a \u003cstrong\u003elocked or unlocked configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eTo lock the cap:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003eInstall the cap by turning it clockwise until it clicks or reaches its stop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhile holding the cap, insert the key.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTurn the key clockwise approximately one-half turn.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRemove the key.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eWhen properly locked, the outer portion of the cap will spin freely, preventing the cap from being unscrewed.\u003c\/p\u003e\n\u003cp\u003eIf you don't want to lock the cap, it can also be operated in its unlocked position for normal everyday use.\u003c\/p\u003e\n\u003ch3\u003eEmissions-System Function\u003c\/h3\u003e\n\u003cp\u003eA fuel cap does more than simply cover the fuel filler opening.\u003c\/p\u003e\n\u003cp\u003eThe MGC791 incorporates specifically designed \u003cstrong\u003epressure and vacuum relief valves\u003c\/strong\u003e to properly seal and vent the fuel system. A properly functioning fuel cap helps prevent fuel vapor from escaping through the filler neck and supports proper operation of the vehicle's evaporative emissions system.\u003c\/p\u003e\n\u003cp\u003eA missing, loose or improperly sealing gas cap can potentially contribute to an EVAP-related warning or Check Engine light on compatible vehicles.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e MotoRad\u003cbr\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e MGC791\u003cbr\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Locking Fuel Tank Cap\u003cbr\u003e\u003cstrong\u003eLocking:\u003c\/strong\u003e Yes\u003cbr\u003e\u003cstrong\u003eVented:\u003c\/strong\u003e Yes\u003cbr\u003e\u003cstrong\u003eCam Type:\u003c\/strong\u003e Screw-On\u003cbr\u003e\u003cstrong\u003eThread Diameter:\u003c\/strong\u003e 1.563\"\u003cbr\u003e\u003cstrong\u003eShape:\u003c\/strong\u003e Round\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003cbr\u003e\u003cstrong\u003eTethered:\u003c\/strong\u003e No\u003cbr\u003e\u003cstrong\u003eIndicator Markings:\u003c\/strong\u003e Yes\u003cbr\u003e\u003cstrong\u003eGrade:\u003c\/strong\u003e Standard Replacement\u003cbr\u003e\u003cstrong\u003eMaterials:\u003c\/strong\u003e Plastic, Metal \u0026amp; Rubber\u003c\/p\u003e\n\u003ch3\u003eInterchange \/ Cross-Reference Numbers\u003c\/h3\u003e\n\u003cp\u003eMotoRad lists numerous interchange numbers for the MGC791, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eACDelco GT139L\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGates 31778\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGates 31780\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStant 10501\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStant 10504\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStant 10507\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStant 10591\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNAPA 703-1689\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDuralast \/ AutoZone 5791\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCross-reference numbers are provided as a shopping aid. Always verify vehicle fitment before ordering.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the MotoRad MGC791?\u003c\/strong\u003e\u003cbr\u003eThe MGC791 is a keyed locking, vented, screw-on replacement fuel cap designed for thousands of automotive applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the MGC791 fit the Toyota FJ Cruiser?\u003c\/strong\u003e\u003cbr\u003eThe MGC791 has been sold as a locking fuel cap application for the Toyota FJ Cruiser. Verify your specific model year against current MotoRad fitment data before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the cap without locking it?\u003c\/strong\u003e\u003cbr\u003eYes. One advantage of the MotoRad locking cap design is that it can be operated in either the locked or unlocked position.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the MGC791 vented?\u003c\/strong\u003e\u003cbr\u003eYes. MotoRad specifies the MGC791 as a vented fuel cap with pressure and vacuum relief provisions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the wrong gas cap cause a Check Engine light?\u003c\/strong\u003e\u003cbr\u003eYes. A fuel cap that does not properly seal or vent for the vehicle's EVAP system can potentially trigger an emissions-related warning or Check Engine light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the cap include keys?\u003c\/strong\u003e\u003cbr\u003eThe MGC791 is a keyed locking fuel cap. The locking keys are supplied with the cap.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this only for Toyota vehicles?\u003c\/strong\u003e\u003cbr\u003eNo. MotoRad catalogs MGC791 for thousands of applications across many vehicle manufacturers. Always verify the exact year, make, model and engine before ordering.\u003c\/p\u003e","brand":"Pure Auto Parts","offers":[{"title":"Default Title","offer_id":47327718310061,"sku":"MGC791","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7198\/9165\/files\/ImageServerAPI_c0641604-8f4a-4e76-80a6-9a33b234911b.jpg?v=1787783135","url":"https:\/\/pureautoparts.com\/products\/motorad-mgc791-locking-fuel-cap-vented-screw-on-gas-cap","provider":"Pure Auto Parts","version":"1.0","type":"link"}