{"product_id":"gxywady-hd81-87-coolant-overflow-expansion-tank-with-cap-for-1981-1987-gm-trucks","title":"GXYWADY HD81-87 Coolant Overflow Expansion Tank with Cap for 1981-1987 GM Trucks","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe GXYWADY HD81-87 coolant overflow expansion tank with cap is a durable replacement designed for classic General Motors trucks. Crafted from stable plastic materials, it is built to withstand high heat and engine vibration, helping you maintain a balanced cooling system under everyday driving and tougher conditions.\u003c\/p\u003e\n\u003ch2\u003eWhy choose this replacement\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eReliable replacement for GM vehicles from 1981–1987 CK series, plus 1988–1991 RV pickups, Blazer, Suburban, and full-size trucks.\u003c\/li\u003e\n  \u003cli\u003eCap included for a secure seal and easier checking of coolant levels.\u003c\/li\u003e\n  \u003cli\u003eEngineered to endure heat and vibration, reducing stress on the cooling circuit during operation.\u003c\/li\u003e\n  \u003cli\u003eDesigned to work with the HD81-87 model form, ensuring a more compatible fit when swapping in a worn tank.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePotential benefits in real-world use\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMay help manage coolant levels more consistently, supporting steady engine temperatures during drives.\u003c\/li\u003e\n  \u003cli\u003eCould contribute to reduced fuel dilution and smoother cooling system operation by maintaining proper coolant circulation.\u003c\/li\u003e\n  \u003cli\u003eDurable construction aims to resist cracking or deformation from heat exposure or road vibrations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment and compatibility\u003c\/h2\u003e\n\u003cp\u003eThis tank is intended as a replacement for GM vehicles listed above, with a form that aligns to the HD81-87 specification. Please read the appropriate model form carefully before purchasing to confirm exact fitment for your vehicle.\u003c\/p\u003e\n\u003ch2\u003eSpecifications and care\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePart number: HD81-87\u003c\/li\u003e\n  \u003cli\u003eMaterial: stable plastic designed to withstand heat and vibration\u003c\/li\u003e\n  \u003cli\u003eIncludes cap for secure sealing\u003c\/li\u003e\n  \u003cli\u003eSimple replacement option that aligns with classic GM layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTo maintain performance, check coolant levels regularly and replace per your vehicle’s maintenance schedule. Note that while replacements can support proper cooling system function, results can vary based on overall vehicle condition and operating environment.\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: Which vehicles and models is this HD81-87 tank compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with GM 1981–1987 CK series, plus 1988–1991 RV pickups, Blazer, Suburban, and full-size trucks. Verify fitment with the model form before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What benefits might using this replacement offer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Durable plastic resists heat and vibration, with potential for steadier coolant management and improved cooling system reliability. This is a replacement part and may vary by vehicle condition.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GXYWADY","offers":[{"title":"Default Title","offer_id":42474634313813,"sku":"B0CHDQW9MR","price":76.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/gxywady-coolant-overflow-tank-hd81-87.jpg?v=1778252310","url":"https:\/\/plentytorque.co.uk\/products\/gxywady-hd81-87-coolant-overflow-expansion-tank-with-cap-for-1981-1987-gm-trucks","provider":"PlentyTorque","version":"1.0","type":"link"}