{"product_id":"aluminum-radiator-for-chevrolet-blazer-1967-1972-4-1l-4-8l","title":"Aluminum Radiator for Chevrolet Blazer (1967-1972) 4.1L 4.8L","description":"\u003ch2\u003eDirect-Fit 3-Row Aluminum Radiator for 1967-1972 Chevrolet Blazer\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Replaces factory copper-brass or aged radiator assemblies with an all-aluminum 3-row core to maximize thermal transfer and prevent coolant boil-over during sustained low-speed crawling and heavy towing.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Blazer Thermal Degradation\u003c\/h3\u003e\n\u003cp\u003eFactory 1967-1972 C\/K Blazer platforms relied on copper-brass radiators bonded with lead-tin solder. Over decades, galvanic corrosion, internal scale buildup, and solder fatigue severely deteriorate thermal dissipation. Restricted core tubes combined with low airflow velocity through early truck front fascias cause severe heat soak under sustained load, particularly behind high-torque inline-six workhorses subjected to trail crawling or cargo hauling.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eConstructed from lightweight, heavy-duty aluminum, this 3-row unit features precision TIG-welded end tanks that eliminate failure-prone mechanical crimps and degraded solder joints. The vacuum-brazed tube-and-fin matrix provides a significantly expanded surface area and larger coolant volume, lowering cylinder head operating temperatures and withstanding continuous cooling system pressure swings during off-camber operation.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e1967-1972 Chevrolet Blazer\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e250ci \/ 292ci Inline-6 (Chevy Generation 3 I6) \/ K5 \/ C\/K Action-Line\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e155-170 hp \/ 235-275 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1967 Chevrolet Blazer (4.1L 250ci \/ 4.8L 292ci Inline-6)\u003c\/li\u003e\n  \u003cli\u003e1968 Chevrolet Blazer (4.1L 250ci \/ 4.8L 292ci Inline-6)\u003c\/li\u003e\n  \u003cli\u003e1969 Chevrolet Blazer (4.1L 250ci \/ 4.8L 292ci Inline-6)\u003c\/li\u003e\n  \u003cli\u003e1970 Chevrolet Blazer (4.1L 250ci \/ 4.8L 292ci Inline-6)\u003c\/li\u003e\n  \u003cli\u003e1971 Chevrolet Blazer (4.1L 250ci \/ 4.8L 292ci Inline-6)\u003c\/li\u003e\n  \u003cli\u003e1972 Chevrolet Blazer (4.1L 250ci \/ 4.8L 292ci Inline-6)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Chevrolet Durability Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to absorb chassis flex and high vibration without core rupture, this direct-replacement assembly delivers consistent heat rejection across high-load trail climbs, highway towing, and severe utility work.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50497327956216,"sku":"DS-E67VC4A9Z","price":214.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/aluminum-radiator-for-chevrolet-blazer-1967-1972-4-1l-4-8l-1.jpg?v=1789258417","url":"https:\/\/performancechiptuning.com\/es\/products\/aluminum-radiator-for-chevrolet-blazer-1967-1972-4-1l-4-8l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}