{"product_id":"four-uncles-cooling-system-pressure-tester-vacuum-refill-kit-33-piece-set-manual-pump-clear-gauges","title":"FOUR UNCLES Cooling System Pressure Tester \u0026 Vacuum Refill Kit, 33‑Piece Set — Manual Pump, Clear Gauges","description":"\u003cp\u003e\u003cstrong\u003eFOUR UNCLES 33 PCS Cooling System Pressure Tester \u0026amp; Vacuum Refill Kit is a complete pressure-test and vacuum-refill set designed to find cooling-system leaks and refill coolant without trapping air.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis kit combines a manual pressure pump, vacuum refill tool, clear gauges, and a wide assortment of adapters and caps so you can diagnose and service radiators, heater cores, hoses, water pumps, and other cooling components. Packaged in a molded storage case, the set is aimed at technicians and competent DIYers who want a reliable way to detect leaks, verify system integrity, and restore coolant levels more cleanly after repairs.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this kit help me locate cooling-system leaks?\u003c\/h3\u003e\n\n\u003cp\u003eThe pressure tester lets you pressurize the cooling circuit to a specified PSI so leaks that are otherwise hidden under normal conditions become visible. The clear gauge shows pressure stability over time, helping you spot slow leaks around hose clamps, fittings, gaskets, or core assemblies.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eManual pressure pump supplies controlled pressure for leak detection\u003c\/li\u003e\n  \u003cli\u003eClear gauges marked in PSI and BAR for quick reading\u003c\/li\u003e\n  \u003cli\u003eColor-coded test caps and multiple adapters fit many radiator necks and reservoirs\u003c\/li\u003e\n  \u003cli\u003eHelps isolate leaks at hoses, water pump, heater core, head gasket areas\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan the kit refill coolant without introducing air pockets?\u003c\/h3\u003e\n\n\u003cp\u003eThe vacuum refill function pulls coolant into the system while minimizing trapped air that causes hot spots and poor circulation. Using a vacuum rather than pouring reduces the need to run the engine repeatedly to burp the system after refill.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVacuum refill tool draws coolant into the radiator or reservoir evenly\u003c\/li\u003e\n  \u003cli\u003eReduces air pockets that require extended bleeding procedures\u003c\/li\u003e\n  \u003cli\u003eCompatible with a variety of refill points via included adapters\u003c\/li\u003e\n  \u003cli\u003eSaves time after repairs by promoting a more complete initial fill\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and components does the 33-piece adapter set cover?\u003c\/h3\u003e\n\n\u003cp\u003eThe kit contains a comprehensive selection of color-coded caps and adapter fittings designed to mate with many common radiator necks, overflow bottles and service ports across passenger cars, trucks, and light commercial vehicles. This wide coverage simplifies choosing the right connection during diagnostics and service.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e28-piece adapter system provides broad fitment options\u003c\/li\u003e\n  \u003cli\u003eColor coding speeds correct cap selection for different vehicles\u003c\/li\u003e\n  \u003cli\u003eAdapters work with plastic and metal filler necks and reservoirs\u003c\/li\u003e\n  \u003cli\u003eUseful for both domestic and many import vehicle cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow accurate and durable are the gauges and tools in this kit?\u003c\/h3\u003e\n\n\u003cp\u003eThe pressure pump and vacuum refill gauge faces are clearly marked in PSI and BAR to make reading and recording test results straightforward. Components are housed in a blow-molded case that protects fittings and keeps adapters organized for repeated shop use.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGauges display PSI and BAR for cross-reference and accuracy\u003c\/li\u003e\n  \u003cli\u003eManual pump delivers repeatable pressure for consistent testing\u003c\/li\u003e\n  \u003cli\u003eDurable blow-molded storage case for tool protection and transport\u003c\/li\u003e\n  \u003cli\u003eMaterials selected for typical workshop use and longevity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The FOUR UNCLES 33 PCS Cooling System Pressure Tester \u0026amp; Vacuum Refill Kit is built for professional technicians, mobile mechanics, and experienced DIYers who perform cooling-system diagnostics, leak hunting and coolant changeovers. If you service multiple makes or need a single, organized kit to pressure-test systems and perform cleaner refills without repeated engine burping, this set is a practical, time-saving addition to your tool inventory.\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 fit my car's radiator cap?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The 28-piece adapter set covers many radiator necks and reservoirs; check included adapter shapes to match your vehicle before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use the vacuum refill without running the engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the vacuum refill draws coolant into the system and reduces the need to run the engine extensively to remove trapped air.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FOUR UNCLES","offers":[{"title":"Default Title","offer_id":48080991781022,"sku":"B0C65RHNN5","price":99.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/four-uncles-front-case-and-contents.jpg?v=1785794077","url":"https:\/\/northtrailauto.ca\/products\/four-uncles-cooling-system-pressure-tester-vacuum-refill-kit-33-piece-set-manual-pump-clear-gauges","provider":"North Trail Auto","version":"1.0","type":"link"}