{"product_id":"jasperautopart-aluminum-engine-heater-core-bypass-kit-626-001-5-8-3-4-hose-fit-6061-billet-durable-temporary-repair","title":"jasperautopart Aluminium Engine Heater Core Bypass Kit 626-001 — 5\/8\" \u0026 3\/4\" Hose Fit, 6061 Billet Durable Temporary Repair","description":"\u003cp\u003e\u003cstrong\u003eEngineered aluminum bypass kit that lets you reroute coolant around a leaking or failed heater core using common 5\/8\" and 3\/4\" heater hoses.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your vehicle’s heater core is leaking, clogged, or awaiting replacement, the jasperautopart 626-001 Upgrade Aluminum Engine Heater Core Bypass Kit provides a durable temporary bypass solution. Machined from 6061 billet aluminum, this kit includes multiple connector sizes, caps, and seal tape so you can join existing heater hoses quickly without modifying your cooling system. It’s designed to fit many common passenger cars and trucks where Dorman-style bypass parts are used, helping you avoid immediate labor and replacement costs while you plan a permanent repair.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this bypass kit work and what’s included?\u003c\/h3\u003e\n\u003cp\u003eThe bypass kit redirects coolant flow around the heater core by connecting the inlet and outlet heater hoses directly. It closes off the heater core circuit so coolant circulates through the engine loop instead, reducing loss and preventing interior flooding from a damaged core.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x main aluminum bypass fitting made from 6061 billet\u003c\/li\u003e\n  \u003cli\u003e2 x 5\/8\" connector adapters and 2 x 3\/4\" connector adapters to match common hose diameters\u003c\/li\u003e\n  \u003cli\u003e4 x threaded caps for sealing unused ports and one roll of seal tape\u003c\/li\u003e\n  \u003cli\u003eSimple hardware set up for clamp-on hose installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and hose sizes does it fit?\u003c\/h3\u003e\n\u003cp\u003eThis kit was built to cover the most frequent heater hose dimensions found on many cars and trucks, making it compatible with a broad range of models that use Dorman-style heater bypass fittings. Always verify hose inner diameter before ordering to ensure a secure fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes both 5\/8\" and 3\/4\" connector options for common OEM hoses\u003c\/li\u003e\n  \u003cli\u003eWorks with many GM (Chevy Silverado, Tahoe, Yukon), Ford, Dodge, Jeep, Honda Civic and similar vehicles\u003c\/li\u003e\n  \u003cli\u003eDesigned as a universal-style replacement for Dorman 626-001 applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and what should I expect?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone with basic hand tools and experience handling coolant lines. Remove the two heater hoses from the core, select the matching adapter, join the hoses to the bypass fitting, tighten clamps, and use the supplied caps and seal tape where needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNo welding, cutting, or engine modifications required—clamp-style hose connections\u003c\/li\u003e\n  \u003cli\u003eRecommended for do-it-yourselfers or technicians; a short YouTube installation reference is available\u003c\/li\u003e\n  \u003cli\u003eKeep coolant drained to a safe level and follow vehicle service manual precautions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this a permanent fix or a temporary solution?\u003c\/h3\u003e\n\u003cp\u003eThis bypass kit is intended as a temporary or interim repair to stop leaks and keep the vehicle operable until a full heater core replacement can be scheduled. It helps avoid immediate higher repair costs, but replacing a failed heater core is still recommended for full system restoration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned as a cost-saving stopgap, not a lifetime substitute\u003c\/li\u003e\n  \u003cli\u003eHelps prevent cabin leaking and coolant loss until permanent service\u003c\/li\u003e\n  \u003cli\u003eOne-year product quality warranty from jasperautopart covers manufacturing defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The jasperautopart 626-001 Upgrade Aluminum Engine Heater Core Bypass Kit is aimed at vehicle owners, fleet managers, and independent mechanics who need a reliable temporary bypass solution for leaking or failed heater cores. It’s especially useful for older vehicles awaiting parts or for drivers who prefer a lower-cost interim repair. If you want a rugged, reusable bypass made from high-quality 6061 aluminum with both 5\/8\" and 3\/4\" hose compatibility, this kit gives the parts and accessories needed to complete the job quickly and securely.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this kit stop a leaking heater core permanently?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This kit provides a temporary bypass to stop leaking and keep the vehicle operable until a full heater core replacement can be performed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does it fit my vehicle’s heater hoses?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes 5\/8\" and 3\/4\" connectors to fit most common heater hoses; confirm your hose inner diameter before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"jasperautopart","offers":[{"title":"Default Title","offer_id":55162982990167,"sku":"B0DCNTGBWY","price":32.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/jasperautopart-bypass-kit-front-packaging.jpg?v=1790340477","url":"https:\/\/britishgarage.co.uk\/products\/jasperautopart-aluminum-engine-heater-core-bypass-kit-626-001-5-8-3-4-hose-fit-6061-billet-durable-temporary-repair","provider":"British Garage","version":"1.0","type":"link"}