{"product_id":"stc780-brake-servo-vacuum-non-return-valve-fits-discovery-i","title":"Brake Servo Non Return Valve STC780 RRC D1","description":"\u003cp data-start=\"120\" data-end=\"422\"\u003eThe \u003cstrong data-start=\"124\" data-end=\"163\"\u003eBrake Servo Non-Return Valve STC780\u003c\/strong\u003e is used in the brake booster vacuum system on \u003cstrong data-start=\"210\" data-end=\"249\"\u003eRange Rover Classic and Discovery I\u003c\/strong\u003e models. This valve maintains vacuum within the brake booster, ensuring consistent brake assist and reliable braking performance.\u003c\/p\u003e\n\u003cp data-start=\"424\" data-end=\"706\"\u003eThe non-return valve prevents vacuum loss by allowing airflow in one direction only. When the valve fails, symptoms may include a \u003cstrong data-start=\"554\" data-end=\"626\"\u003ehard brake pedal, reduced braking assist, or inconsistent brake feel\u003c\/strong\u003e. Replacing the valve restores proper vacuum retention and brake servo function.\u003c\/p\u003e\n\u003ch3 data-section-id=\"a70zjr\" data-start=\"858\" data-end=\"881\"\u003e\u003cstrong data-start=\"862\" data-end=\"881\"\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"883\" data-end=\"896\"\u003e\u003cstrong data-start=\"883\" data-end=\"896\"\u003eDiscovery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"898\" data-end=\"929\"\u003e\n\u003cli data-section-id=\"11on615\" data-start=\"898\" data-end=\"929\"\u003e\n\u003cp data-start=\"900\" data-end=\"929\"\u003e\u003cstrong data-start=\"900\" data-end=\"915\"\u003eDiscovery I\u003c\/strong\u003e | 1994–1999\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"932\" data-end=\"947\"\u003e\u003cstrong data-start=\"932\" data-end=\"947\"\u003eRange Rover\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"949\" data-end=\"988\"\u003e\n\u003cli data-section-id=\"onx6df\" data-start=\"949\" data-end=\"988\"\u003e\n\u003cp data-start=\"951\" data-end=\"988\"\u003e\u003cstrong data-start=\"951\" data-end=\"974\"\u003eRange Rover Classic\u003c\/strong\u003e | 1987–1995\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1j54g9p\" data-start=\"990\" data-end=\"1024\"\u003e\u003cstrong data-start=\"993\" data-end=\"1022\"\u003eSupersession Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1025\" data-end=\"1048\"\u003eNo supersessions found.\u003c\/p\u003e\n\u003ch2 data-section-id=\"elc90z\" data-start=\"1050\" data-end=\"1060\"\u003e\u003cstrong data-start=\"1053\" data-end=\"1060\"\u003eFAQ\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1062\" data-end=\"1182\"\u003e\u003cstrong data-start=\"1062\" data-end=\"1100\"\u003eWhat does the non-return valve do?\u003c\/strong\u003e\u003cbr data-start=\"1100\" data-end=\"1103\"\u003eIt maintains \u003cstrong data-start=\"1116\" data-end=\"1147\"\u003evacuum in the brake booster\u003c\/strong\u003e, allowing consistent brake assist.\u003c\/p\u003e\n\u003cp data-start=\"1184\" data-end=\"1323\"\u003e\u003cstrong data-start=\"1184\" data-end=\"1226\"\u003eWhat symptoms indicate a faulty valve?\u003c\/strong\u003e\u003cbr data-start=\"1226\" data-end=\"1229\"\u003eCommon signs include \u003cstrong data-start=\"1250\" data-end=\"1322\"\u003ehard brake pedal, reduced brake assist, or inconsistent braking feel\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1325\" data-end=\"1449\"\u003e\u003cstrong data-start=\"1325\" data-end=\"1359\"\u003eWhere does this valve install?\u003c\/strong\u003e\u003cbr data-start=\"1359\" data-end=\"1362\"\u003eIt installs \u003cstrong data-start=\"1374\" data-end=\"1448\"\u003ein the brake booster vacuum line between the intake manifold and servo\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1451\" data-end=\"1454\"\u003e\n\u003cp data-start=\"1456\" data-end=\"1481\"\u003e\u003cstrong data-start=\"1456\" data-end=\"1472\"\u003ePart Number:\u003c\/strong\u003e STC780\u003c\/p\u003e\n\u003cp data-start=\"1483\" data-end=\"1526\"\u003e\u003cstrong data-start=\"1483\" data-end=\"1526\"\u003eFREE SHIPPING AVAILABLE TO THE LOWER 48\u003c\/strong\u003e\u003c\/p\u003e","brand":"ALLMAKES \/ BRITPART","offers":[{"title":"Default Title","offer_id":53190377439445,"sku":"STC780","price":98.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2178\/4267\/files\/STC780.webp?v=1770818021","url":"https:\/\/lucky8llc.com\/products\/stc780-brake-servo-vacuum-non-return-valve-fits-discovery-i","provider":"Lucky8 Off Road ","version":"1.0","type":"link"}