{"product_id":"performance-radiator-for-buick-roadmaster-1994-1996-5-7l-automatic","title":"Performance Radiator for Buick Roadmaster (1994-1996) 5.7L Automatic","description":"\u003ch2\u003eHigh-Efficiency 3-Row Aluminum Performance Radiator for 1994-1996 Buick Roadmaster\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect-Fit Cooling Upgrade:\u003c\/strong\u003e Replaces failure-prone factory plastic-tank units with a heavy-duty, all-aluminum 3-row crossflow heat exchanger designed to stabilize coolant temperatures in high-thermal-load LT1 V8 applications.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Roadmaster Thermal Breakdown\u003c\/h3\u003e\n\u003cp\u003eFactory GM B-body radiators utilize stamped aluminum cores crimped to composite nylon end tanks. Over repeated thermal cycles, the factory rubber tank gaskets harden, micro-fracture, and blow out under standard operating pressures. Furthermore, the single-row factory core struggles to shed heat when the 5.7L LT1 operates under heavy load or extended stop-and-go driving, leading to thermal soak and elevated transmission fluid temperatures.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis drop-in performance unit features aircraft-grade T-6061 aluminum construction with 100% TIG-welded end tanks, eliminating mechanical crimp seals entirely. The high-density 3-row crossflow racing core increases surface contact area and fluid volume for superior heat transfer. It incorporates internal heavy-duty brass transmission and engine oil coolers on dedicated ports, maintaining factory fluid line routing while preventing cross-contamination and overheating.\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;\"\u003e1994-1996 Buick Roadmaster 5.7L Automatic\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;\"\u003e5.7L LT1 V8 \/ GM B-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;\"\u003e260 hp \/ 335 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eCore Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e30-1\/2 in W x 17 in H (3-Row Core)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eOverall Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e36 in W x 18-5\/8 in H\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eInlet \/ Outlet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e1-1\/2 in Driver \/ 1-1\/2 in Passenger\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart \/ OEM Numbers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eDPI 1516, CU1516, 52467761, 52470704, 52471414, 52473177\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1994 Buick Roadmaster Base \/ Limited Sedan 5.7L V8 Automatic\u003c\/li\u003e\n  \u003cli\u003e1994 Buick Roadmaster Estate Wagon 5.7L V8 Automatic\u003c\/li\u003e\n  \u003cli\u003e1995 Buick Roadmaster Base \/ Limited Sedan 5.7L V8 Automatic\u003c\/li\u003e\n  \u003cli\u003e1995 Buick Roadmaster Estate Wagon 5.7L V8 Automatic\u003c\/li\u003e\n  \u003cli\u003e1996 Buick Roadmaster Base \/ Limited \/ Collector's Edition Sedan 5.7L V8 Automatic\u003c\/li\u003e\n  \u003cli\u003e1996 Buick Roadmaster Estate Wagon 5.7L V8 Automatic\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Buick Heavy-Duty Caliber\u003c\/h3\u003e\n\u003cp\u003eEngineered to handle high-demand towing, long-distance touring, and modified small-block setups, this cooling assembly ensures maximum reliability and consistent powertrain temperatures across all driving conditions.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50426385989880,"sku":"DS-EQF9Z89UH","price":253.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-radiator-for-buick-roadmaster-1994-1996-5-7l-automatic-1.jpg?v=1788398144","url":"https:\/\/performancechiptuning.com\/es\/products\/performance-radiator-for-buick-roadmaster-1994-1996-5-7l-automatic","provider":"Performance Chip Tuning","version":"1.0","type":"link"}