{"product_id":"aluminum-radiator-with-shroud-for-oldsmobile-cutlass-supreme-1980-1987-3-8l-4-3l","title":"Aluminum Radiator with Shroud for Oldsmobile Cutlass Supreme (1980-1987) 3.8L 4.3L","description":"\u003ch2\u003eHigh-Efficiency 4-Row Aluminum Radiator and Shroud Kit for 1980-1987 Oldsmobile Cutlass Supreme\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Replaces the deteriorating factory copper-brass or crimped-tank radiator with a high-capacity, TIG-welded 4-row aluminum core and electric fan kit to eliminate coolant thermal runaway under load.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Cutlass Supreme Thermal Bottleneck\u003c\/h3\u003e\n\u003cp\u003eFactory 1980-1987 G-body cooling assemblies relied on restrictive, narrow-tube copper-brass cores or mechanically crimped plastic tanks prone to embrittlement, seam separation, and internal scale buildup. Decades of heat cycles cause core clogging and degraded heat transfer, while the original engine-driven mechanical clutch fans generate parasitic drag and fail to pull adequate CFM at low-RPM idle or during sustained summer traffic, inducing severe heat soak.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis cooling upgrade features an all-aluminum construction utilizing 100% TIG-welded end tanks and vacuum-brazed multi-louvered cooling fins. By pairing a high-capacity 4-row core with a custom-contoured aluminum shroud and dedicated electric puller fan, the assembly maximizes thermal dissipation area and optimizes air velocity across the entire core face. Eliminating failure-prone gasketed plastic tanks ensures zero leak paths, maintaining lower coolant delta temps even under aggressive operating conditions.\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;\"\u003e1980-1987 Oldsmobile Cutlass Supreme\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;\"\u003eBuick 231 3.8L \/ Chevy 4.3L V6 \/ GM G-Body\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;\"\u003e110-140 hp \/ 190-225 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\u003e\n\u003cstrong\u003e1980-1987 Oldsmobile Cutlass Supreme:\u003c\/strong\u003e 3.8L (231 cu in) V6\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1980-1987 Oldsmobile Cutlass Supreme:\u003c\/strong\u003e 4.3L (262 cu in) V6\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Oldsmobile Classic Muscle Standard\u003c\/h3\u003e\n\u003cp\u003eKeep your G-body cruising without temperature spikes. Engineered for classic American cruiser reliability, this bolt-in aluminum assembly stabilizes operating temperatures to safeguard your engine block and preserve classic cruiser performance.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50497327399160,"sku":"DS-E6WF79ZZJ","price":484.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/aluminum-radiator-with-shroud-for-oldsmobile-cutlass-supreme-1980-1987-3-8l-4-3l-1.jpg?v=1789258261","url":"https:\/\/performancechiptuning.com\/fr\/products\/aluminum-radiator-with-shroud-for-oldsmobile-cutlass-supreme-1980-1987-3-8l-4-3l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}