{"product_id":"koyo-hh-series-aluminum-performance-radiator-22r-22re-1984-89-4runner","title":"Koyo HH Series Aluminum Performance Radiator 22R\/22RE (1984-89 4Runner)","description":"\u003ch2\u003eKoyorad HH Series 48mm Aluminum Performance Radiator\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFor 1984–1989 Toyota 4Runner with 22R \/ 22RE and Manual Transmission\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKoyorad HH Series 48mm Aluminum Performance Radiator\u003c\/strong\u003e is a high-capacity direct-fit cooling upgrade for 1984–1988 Toyota 4Runner models equipped with the naturally aspirated \u003cstrong\u003e2.4L 22R or 22RE engine and manual transmission\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBuilt around Koyorad's \u003cstrong\u003e48mm HH Series Hyper Core\u003c\/strong\u003e, this all-aluminum radiator increases coolant capacity and heat-transfer surface area compared with a conventional factory-style radiator. Its high-density tube and fin construction is designed to improve cooling performance during demanding street driving, off-road use, towing, slow-speed trail driving, and operation in hot climates.\u003c\/p\u003e\n\u003cp\u003eVehicle-specific mounting points allow the radiator to install in the factory location while retaining the original cooling-system layout and factory fan shroud.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e48mm HH Series Hyper Core\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAll-aluminum radiator construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncreased tube and fin density for improved heat transfer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDirect-fit design for \u003cstrong\u003e1984–1989 1st Gen Toyota 4Runner\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for naturally aspirated \u003cstrong\u003e22R and 22RE engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManual-transmission application\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNocolok-R brazed core construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHand-welded aluminum tanks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBillet aluminum filler neck\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated \u003cstrong\u003e1\/8-inch female accessory fitting\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRetains the factory fan shroud\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThreaded accessory-port plug included\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e48mm HH Series Hyper Core\u003c\/h2\u003e\n\u003cp\u003eThe HH Series uses a \u003cstrong\u003e48mm-thick performance radiator core\u003c\/strong\u003e with increased tube and fin density to provide greater coolant volume and heat-transfer capacity.\u003c\/p\u003e\n\u003cp\u003eThe larger all-aluminum core is particularly beneficial when the cooling system is subjected to sustained engine load, reduced vehicle speed, high ambient temperatures, towing, or off-road driving where airflow through the radiator may be limited.\u003c\/p\u003e\n\u003cp\u003eThis additional cooling capacity makes the radiator well suited to stock and modified 22R and 22RE-powered 4Runners that require greater thermal capacity than a conventional OE-style replacement radiator.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eAll-Aluminum Construction\u003c\/h2\u003e\n\u003cp\u003eThe radiator uses an all-aluminum core and tanks for increased durability and efficient heat transfer.\u003c\/p\u003e\n\u003cp\u003eConstruction features include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHand-assembled aluminum radiator core\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNocolok-R brazing process\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHand-welded aluminum tanks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision tube and fin alignment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBillet aluminum filler neck\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVehicle-specific mounting brackets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe aluminum construction eliminates the plastic end tanks commonly used on many replacement radiators while providing a durable performance-oriented cooling-system upgrade.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eToyota 4Runner\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1984–1989 Toyota 4Runner – \u003cstrong\u003e1st Gen – 4WD – 2.4L 22R \/ 22RE – Manual Transmission\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFitment Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e22R and 22RE naturally aspirated engines only\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManual transmission only\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e4WD Toyota 4Runner application\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes not fit 22R-TE turbocharged models\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes not fit 3.0L 3VZ-E V6 models\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes not include an integrated automatic-transmission oil cooler\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUses factory radiator mounting locations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFactory fan shroud can be retained\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNo cutting or vehicle modification required for the listed application\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Koyorad\u003cbr\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e HH Series\u003cbr\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Performance Radiator\u003cbr\u003e\u003cstrong\u003eCore Type:\u003c\/strong\u003e Hyper Core\u003cbr\u003e\u003cstrong\u003eCore Thickness:\u003c\/strong\u003e 48 mm\u003cbr\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e All Aluminum\u003cbr\u003e\u003cstrong\u003eEngine:\u003c\/strong\u003e 2.4L 22R \/ 22RE\u003cbr\u003e\u003cstrong\u003eTransmission:\u003c\/strong\u003e Manual\u003cbr\u003e\u003cstrong\u003eDrivetrain:\u003c\/strong\u003e 4WD\u003cbr\u003e\u003cstrong\u003eRadiator Construction:\u003c\/strong\u003e Nocolok-R Brazed \/ Hand-Welded\u003cbr\u003e\u003cstrong\u003eFiller Neck:\u003c\/strong\u003e Billet Aluminum\u003cbr\u003e\u003cstrong\u003eAccessory Port:\u003c\/strong\u003e 1\/8-Inch Female Fitting\u003cbr\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e Vehicle-Specific \/ Direct Fit\u003cbr\u003e\u003cstrong\u003ePrimary Use:\u003c\/strong\u003e Street, Off-Road, Overland, Towing \u0026amp; High-Temperature Driving\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e(1) Koyorad HH Series 48mm all-aluminum performance radiator\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e(1) Pre-installed threaded accessory-port plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0726\/6005\/8421\/files\/Screenshot2024-07-02183021.png.90a5f8d151fce7d1592fe277e8ea7978.png?v=1778766464\" alt=\"\" width=\"523\" height=\"70\"\u003e\u003c\/p\u003e","brand":"Koyo","offers":[{"title":"Default Title","offer_id":53422969258293,"sku":"393","price":435.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6005\/8421\/files\/ChatGPTImageMay13_2026_07_43_39PM.png?v=1778716058","url":"https:\/\/preserverad.com\/products\/koyo-hh-series-aluminum-performance-radiator-22r-22re-1984-89-4runner","provider":"Preserve Rad","version":"1.0","type":"link"}