{"product_id":"tt1308-cooling-system-pressure-tester-adaptor-no-23-radiator-expansion-tank-cap","title":"TT1308 Cooling System Pressure Tester Adaptor No 23 Radiator Expansion Tank Cap","description":"\u003cdiv\u003eUnbranded cooling system pressure test adaptor cap, marked No. 23. Connects a compatible pressure tester to a matching coolant expansion tank filler neck for cooling system leak testing.\u003cbr\u003e\u003cbr\u003e🔧 Key Features\u003cbr\u003e• Screw-on adaptor with external threaded section.\u003cbr\u003e• Metal quick-connect fitting for a compatible tester hose.\u003cbr\u003e• Shaped top for fitting and removal.\u003cbr\u003e• Grey sealing insert.\u003cbr\u003e• No. 23 marking for identification.\u003cbr\u003e\u003cbr\u003e📦 Contents\u003cbr\u003e• 1 × cooling system pressure test adaptor cap.\u003cbr\u003e\u003cbr\u003e⚙️ Compatibility\u003cbr\u003eCheck the filler neck thread, sealing arrangement and tester hose connection before purchase. Adaptor numbering can vary between manufacturers and does not confirm compatibility on its own.\u003cbr\u003e\u003cbr\u003e⚠️ Use only with the engine cold and the cooling system depressurised. Follow the vehicle manufacturer’s pressure testing instructions.\u003c\/div\u003e","brand":"Tilley's Tools","offers":[{"title":"Default Title","offer_id":64952271241593,"sku":"TT1308","price":9.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/6097\/3689\/files\/s-l1600_ddfd0f02-e3eb-4567-a30b-562bd7f5450b.png?v=1792525252","url":"https:\/\/tilleystools.com\/products\/tt1308-cooling-system-pressure-tester-adaptor-no-23-radiator-expansion-tank-cap","provider":"Tilley's Tools","version":"1.0","type":"link"}