Learn how your comment data is processed. You also need to consider the location of the inlet and outlet ports. Engine rpm is up across the board, and the automatic transmission builds heat. When it had about 2000 miles on the odometer, I began all of the typical performance modifications including a smaller blower drive pulley for increased boost. If the vehicle in question has a thermostat that opens at 195 degrees F, once warmed to operating temperature, the transmission cooler will have a tough time reducing the heat of the ATF below 195 degrees F. At the same time, if the transmission is overworked, it might raise the operating temperature of the ATF to 250 degrees F or more. Your email address will not be published. Even larger is this Earl’s cooler. The other type of cooler that is available is the “stacked plate” design. Did ford get it wrong? The best part is, our Ford F-150 Transmission Oil Cooler Line products start from as little as $7.99. It is not enough to lead air to the cooler; the heated air must have somewhere to go after it passes through the core. there are different sizes. there are different sizes. Transmission cooler line size. In today’s terms, those old aircraft were dead slow, and because of that, heat exchanger technology has more in common with today’s trucks and cars than you might think. When transmission fluid gets too hot, it breaks down, decreasing the life of the fluid as well as the seals, bearings and moving parts. At approximately 315 degrees F, seals and clutches effectively burn out. This effect draws heat from the ATF. This cooler is laid out in much the same manner as the radiator in your car. Check here for special coupons and promotions. NPS, 1/2-20 in. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! Dorman Automatic Transmission Oil Cooler Line Fitting 800-5603 $ 17. 2 piece set. The collector or end tanks ensure minimum flow restriction, while the fully brazed construction results in the most efficient possible thermal transfer between liquid and air. It's big but as indicated in the text, it's impossible to overcool an automatic transmission. It was ideal because of its dense air fins and “turbulator plates” which provide maximum liquid side (internal) and airside (external) surface area. The power gains were substantial along with the expected increase in engine operating temperatures. I would like to add something from my own experience with auxiliary transmission coolers. It is not a good idea to mount the oil cooler behind the radiator where it will receive only heated air. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. if it's stock, then it's a 5/16" inverted flare fitting- you go by the size of the line that goes into it, not the size of the threads- a 1/2" wrench is used on the nut. What is the correct size cooler for my application? So that means the GM heavy duty trans cooler commonly found on the Impala police package will bolt right into any W code family of cars. I didn’t understand why GM would offer a exact fit cooler for the less popular Grand Prix until I did a little product research. How effective is the stacked plate, modular design in comparison to a more common tube-and-fin arrangement? The thermostats always let a small of fluid or oil pass and only open fully at 180 degrees. operating temperature quicker. Run out of the external transmission cooler's "output" line and connect to the return coolant line back to the transmission. When this basic, modular design is utilized, and the oil flow and air speed of the vehicle is taken into consideration, then the optimum heat exchanger can be produced. A proper aluminum heat exchanger will either be anodized, or it will have a very thin coat of baked, heat exchanger paint (typically grey, silver, or black in color). Home Delivery. set Proudly Made In The USA! 26 X 8.50-15 M/T slicks, I tried with a 1/4 npt but its smaller. when I upgraded to the 6,0 they were both on the bottom as well. Do you need to keep your transmission cool? Aftermarket trans coolers come in a variety of shapes and sizes to accommodate your particular application and are generally rated by gross vehicle weight (GVW), typically ranging from a … And at the same time, it too can influence the engine coolant temperature. Rather than using a tube to carry the ATF inside the cooler, the fins actually form the passage for the fluid to pass through. This cooler is designed with 13 plates for cooling and its dimensions are 8.5 x 22 x 1.25 making it one of the largest transmission coolers on the market. The end results are internal and external leaks as the the seals lose their elasticity. At approximately 240 degrees F, important additives begin to cook in the automatic transmission fluid (ATF). This cooler measures 8-1/4 X 13-inches (Earl’s #24200ERL). The best method is to have the ports on the top. Part # 800-5603. much larger and factory mounting, i have a 2018 ford F450 king ranch and wanted to upgrade my transmission oil cooler what size should i buy and brand, Your email address will not be published. Dorman's leak-resistant design prevents the common, high-stakes problem of transmission fluid loss. Naturally all “W” code unit body/ chassis cars are exactly the same as they proceed down the assembly line until they are selected to receive trim for the Impala, Grand Prix, Buick and Olds line of cars. This is how the mounting arrangement looks assembled on the cooler. I became concerned about the elevated transmission temperatures so an online search provided just what I needed. This video is here to help you perform a quick, easy, and dirty repair to STOP them from leaking.Enjoy! So i isnt a 3/8 for sure. A typical “in-the-rad” cooler will reduce the heat of the ATF but it’s also influenced by the engine coolant temperature. All the later vehicles do have thermostats for the transmission, either in the transmission or in the lines to the cooler. You will see two lines close together running towards the front of the truck. Plus, a heat exchanger or cooler doesn’t know if it’s cooling engine oil, hydraulic fluid, or ATF. Check out free battery charging and engine diagnostic testing while you are in store. Along with the narrow coolers, you can purchase wide body coolers. some are a 3/8 line some are 5/16 line. SKU # 825049. check if this fits your vehicle $ 17. Still turning high 12 second quarter mile times. JavaScript is disabled. A -6 AN arrangement is most common for an automatic transmission. Classic Industries offers Chevrolet Truck Cooler Lines. There are a number of ways to mount the cooler; however, Earl’s offers a slick system for their coolers. Coolers should never be mounted so that both the inlet and outlet ports are on the bottom. The narrow 8¼-inch wide coolers are available in heights ranging from 2 to 18½ inches. Just saw your post, probably too late. Although there are a number of ways to mount the cooler, one of the best that we've seen is the cushioned aluminum mount arrangement used by Earl's (Earl’s #1302ERL for the narrow coolers shown in the article). The transcooler lines on my 69 are indeed 5/16". Save my name, email, and website in this browser for the next time I comment. 6 The transmission lines on the 7.3L trucks have crimped hard lines on each end, and a 3/8-inch flex section in the middle. A conventional tube-and-fin cooler is the most common type you’ll find. 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