{"product_id":"aluminum-radiator-for-chevrolet-caprice-1969-1970-5-3l-6-5l-6-6l-7-4l","title":"Aluminum Radiator for Chevrolet Caprice (1969-1970) 5.3L 6.5L 6.6L 7.4L","description":"\u003ch2\u003eDirect-Fit 3-Row Aluminum Performance Radiator for 1969-1970 Chevrolet Caprice\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eEngineered for high-demand thermal management:\u003c\/strong\u003e Replaces deteriorating factory cooling units with a high-efficiency 3-row aluminum assembly to eliminate core heat soak across large-displacement Small Block and Big Block V8 configurations.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Caprice Cooling Deficiencies\u003c\/h3\u003e\n\u003cp\u003eFactory 1969-1970 B-body assemblies utilized copper-brass cores joined by lead solder. Decades of operation lead to galvanic corrosion, solder bloom, and calcified internal channels that bottleneck fluid velocity. When paired with high-torque, high-displacement engines like the 396 or 454, the stock design cannot disperse thermal loads efficiently during low-speed idle or sustained highway cruising, leading to vapor lock and dangerous coolant boil-over.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eConstructed with furnace-brazed aluminum tubes and high-fin-density louvers, this performance radiator significantly expands effective cooling surface area. Precision TIG-welded tanks eliminate brittle mechanical seams and structural failure points under expansion pressure. The multi-row aluminum architecture maximizes heat dissipation rates over standard brass, dissipating excess BTUs while maintaining structural rigidity and reducing front-axle cooling mass.\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;\"\u003e1969-1970 Chevrolet Caprice\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;\"\u003eChevrolet Small Block \u0026amp; Mark IV Big Block \/ 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;\"\u003e235–390 hp \/ 325–500 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;\"\u003eDPI 345 \/ CU345\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1969-1970 Chevrolet Caprice 5.3L V8 (327 ci)\u003c\/li\u003e\n  \u003cli\u003e1969-1970 Chevrolet Caprice 6.5L V8 (396 ci)\u003c\/li\u003e\n  \u003cli\u003e1969-1970 Chevrolet Caprice 6.6L V8 (400\/402 ci)\u003c\/li\u003e\n  \u003cli\u003e1969-1970 Chevrolet Caprice 7.4L V8 (454 ci)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Chevrolet Big-Block Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to handle classic muscle power output, this cooling unit delivers reliable thermal headroom under peak acceleration and high ambient loads without coolant creep or internal pressure drops.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50497938292984,"sku":"DS-EO5CSGGSZ","price":189.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/aluminum-radiator-for-chevrolet-caprice-1969-1970-5-3l-6-5l-6-6l-7-4l-1.jpg?v=1789262712","url":"https:\/\/performancechiptuning.com\/products\/aluminum-radiator-for-chevrolet-caprice-1969-1970-5-3l-6-5l-6-6l-7-4l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}