{"product_id":"aluminum-radiator-for-mercury-marquis-1967-1968-6-4l-6-7l-7-0l","title":"Aluminum Radiator for Mercury Marquis (1967-1968) 6.4L 6.7L 7.0L","description":"\u003ch2\u003eDirect-Fit High-Efficiency Aluminum Radiator for 1967-1968 Mercury Marquis\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Cooling Upgrade:\u003c\/strong\u003e Drops engine operating temperatures on big-block classics by replacing deteriorated factory brass-copper units with a high-flow, all-aluminum heat exchanger.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Marquis Thermal Limitation\u003c\/h3\u003e\n\u003cp\u003eFactory 1967-1968 Marquis cooling setups relied on soldered copper-brass cores susceptible to tube calcification, galvanic corrosion, and fin separation over decades of heat cycles. Paired with high-displacement FE-series engines generating extreme thermal loads, the aging OEM units suffer severe heat soak during extended idling and highway cruising, often resulting in coolant boil-over, pre-ignition, and head gasket degradation.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis direct-fit replacement engineered with a high-capacity 3-row core features brazed aluminum tubes and high-density louvered fins to maximize heat dissipation. TIG-welded aircraft-grade aluminum end tanks eliminate the failure-prone soldered seams of original equipment. The reinforced core design optimizes fluid transition dynamics, dropping coolant temperatures reliably while preserving original bracket alignment and transmission oil cooling provisions.\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;\"\u003e1967-1968 Mercury Marquis\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;\"\u003eFord FE Big Block V8 \/ Ford Full-Size Platform\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;\"\u003e265-345 hp \/ 400-462 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 Mercury Marquis 6.4L 390 cu in FE V8\u003c\/li\u003e\n  \u003cli\u003e1967 Mercury Marquis 6.7L 410 cu in Marauder V8\u003c\/li\u003e\n  \u003cli\u003e1967 Mercury Marquis 7.0L 428 cu in Super Marauder V8\u003c\/li\u003e\n  \u003cli\u003e1968 Mercury Marquis 6.4L 390 cu in FE V8\u003c\/li\u003e\n  \u003cli\u003e1968 Mercury Marquis 6.7L 410 cu in Marauder V8\u003c\/li\u003e\n  \u003cli\u003e1968 Mercury Marquis 7.0L 428 cu in Super Marauder V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Mercury Big-Block Caliber\u003c\/h3\u003e\n\u003cp\u003eEngineered to handle the immense low-end torque and thermal rejection needs of full-size American muscle cruisers, ensuring rock-solid operating temperatures under sustained acceleration and heavy traffic conditions.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50497402634488,"sku":"DS-EB7HO4HFS","price":219.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/aluminum-radiator-for-mercury-marquis-1967-1968-6-4l-6-7l-7-0l-1.jpg?v=1789260732","url":"https:\/\/performancechiptuning.com\/fr\/products\/aluminum-radiator-for-mercury-marquis-1967-1968-6-4l-6-7l-7-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}