{"product_id":"performance-radiator-with-shroud-for-buick-century-1973-1980-3-8l-4-9l-5-0l-5-7l","title":"Performance Radiator with Shroud for Buick Century (1973-1980) 3.8L 4.9L 5.0L 5.7L","description":"\u003ch2\u003eDirect-Fit Aluminum Performance Radiator with Shroud for 1973-1980 Buick Century\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Radiator with Shroud replaces the failure-prone factory cooling assembly on the 1973-1980 Buick Century to dramatically lower coolant temperatures and prevent chronic heat soak under demanding loads.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Buick Century Cooling Degradation\u003c\/h3\u003e\n\u003cp\u003eFactory \u003cstrong\u003eGM A-body\u003c\/strong\u003e cooling assemblies relied on restrictive copper-brass radiator cores with soldered seams and inefficient, engine-driven clutch fans. Over time, internal galvanic corrosion, tube scale accumulation, and solder fatigue severely restrict coolant flow, while external fin deterioration reduces heat exchange efficiency. In traffic or during spirited operation, these vintage systems suffer from severe heat soak, escalating cylinder head temperatures and putting engines like the \u003cstrong\u003eBuick 231\u003c\/strong\u003e and small-block V8 powerplants at risk of head gasket failure and coolant boil-over.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis heavy-duty upgrade utilizes a high-density, multi-row aluminum tube-and-fin core mated to precision TIG-welded aluminum end tanks, eliminating the failure-prone crimped gaskets of stock units. Engineered with an integrated aluminum fan shroud and high-CFM electric fan assembly, it draws uniform, focused airflow across the entire face of the core regardless of vehicle speed. This setup drops operating temperatures significantly, removes parasitic drag from the crank-driven mechanical fan, and provides an internal transmission fluid cooler capable of handling modern operating demands.\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; margin-bottom: 20px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e1973-1980 Buick Century\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e3.8L V6, 4.9L, 5.0L, 5.7L V8 \/ \u003cstrong\u003eGM A-body\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e105–170 hp \/ 185–275 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\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\u003e1973-1980 Buick Century 3.8L (231 cu in) V6\u003c\/li\u003e\n  \u003cli\u003e1973-1980 Buick Century 4.9L (301 cu in) V8\u003c\/li\u003e\n  \u003cli\u003e1973-1980 Buick Century 5.0L (305 cu in) V8\u003c\/li\u003e\n  \u003cli\u003e1973-1980 Buick Century 5.7L (350 cu in) V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the GM A-body Century?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 1973-1980 Buick Century equipped with the factory 3.8L, 4.9L, 5.0L, or 5.7L engines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this radiator include an automatic transmission cooler?\u003c\/strong\u003e\u003cbr\u003e Yes, it features integrated internal transmission cooler fittings to support standard GM automatic transmission fluid lines.\u003c\/p\u003e\n\n\u003ch3\u003eThe Buick Muscle Caliber\u003c\/h3\u003e\n\u003cp\u003eClassic mid-size GM platforms demand reliable thermal stability to unleash sustained V8 power without vapor lock or overheating. This all-aluminum radiator assembly delivers race-grade cooling capacity to keep your Century running cool on the street, strip, or highway.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50593902428408,"sku":"DS-EBBT9NVGN","price":320.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-radiator-with-shroud-for-buick-century-1973-1980-3-8l-4-9l-5-0l-5-7l-1.jpg?v=1790052721","url":"https:\/\/performancechiptuning.com\/fr\/products\/performance-radiator-with-shroud-for-buick-century-1973-1980-3-8l-4-9l-5-0l-5-7l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}