Tube-and-fin coolers are inexpensive and easy-to-build. Earl's offers coolers in a wide range of configurations. 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. That way you can tell if the cooler is too big or little. 1/2-20 bolt thread. The new cooler has standard push-on line fittings. The other type of cooler that is available is the “stacked plate” design. From here, you simply select the AN adapter that suits your needs. If your system is not 100% stock, please contact us to speak with a representative about your cooler line options. The end results are internal and external leaks as the the seals lose their elasticity. When mounting your cooler, keep in mind that heat exchanger (like engine radiators) do not work well if the liquid side is filled with air. Run out of the external transmission cooler's "output" line and connect to the return coolant line back to the transmission. You also need to consider the location of the inlet and outlet ports. This cooler is laid out in much the same manner as the radiator in your car. Many thanks to Wayne Scraba for another great tech article. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! The collector or end tanks ensure minimum flow restriction, while the fully brazed construction results in the most efficient possible thermal transfer bath between liquid and air. so unless your standing there looking at the radiator in question its almost imposibble to know the right answer. http://www.andersonfittings.com/flare-fittings.html, https://macc.chevelles.net/images/deans_chevelle.jpg, VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. and most say it doesn’t matter. Transmission Cooler Guide: What to Consider When Choosing a Transmission Cooler. Included is a pair of brackets (with integral rubber cushions) and e-coated aircraft quality hardware with rubber insulators spacers. Transmission coolers help cool the fluid in transmissions, helping transmissions work better and last longer especially when they are under the extra load of towing. Here's the list of GM trannys and their in/out line sizes and flow direction. Part # 800-5603. The modular configuration cooler will also have less than half of the pressure drop found in a tube-and-fin cooler. It measures 8-1/4 X 18.5-inches in size (Earl’s #26000ERL). This is especially true in big-power, street-strip machines that combine lots of horsepower with a small torque converter and steep rear axle ratio. This site uses Akismet to reduce spam. For V8 motors only. Basically, any cooler with a face height up to 18½ inches can be created. Not only will your transmission live longer, it will also be more efficient. I contribute the trouble free performance to regular engine and transmission oil changes using Mobil-1 synthetic oil from the beginning. From here, you simply use an AN adapter to go to your cooler hose size (which is typically -6AN – Earl’s #585106ERL shown here). I used 3/8" aluminum tubing for my rear mounted oil cooler with rubber hose at transmission for flex. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. 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 … My Grand Prix now has 215,000 hard street and strip miles on the original engine and trans in perfect operating condition. Manufactured from aluminum, this bracket is designed to hold the cooler securely without damage from vibration. If this isn’t possible, the next best scenario has the cooler mounted on the side so that the ports are arranged horizontally. 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. Copper Bass? Fits C-6 Transmission. Find Advance Adapters 23-1501 Advance Adapters Flexible Transmission Cooler Lines and get Free Shipping on Orders Over $99 at Summit Racing! As topic says. The first photo shows the lines coming through the torsion bar anchor transitioning to aluminum fastened to the sub frame connector. NPS, 1/2-20 in. It is not enough to lead air to the cooler; the heated air must have somewhere to go after it passes through the core. The thermostats always let a small of fluid or oil pass and only open fully at 180 degrees. It was a street-driven car, but even with a big, four-core rad, the combination was always ready to melt the transmission fluid. As we’ve already mentioned, it’s impossible to overcool an automatic transmission. operating temperature quicker. If this isn't possible, the next best scenario has the cooler mounted on the side so that the ports are arranged horizontally. when I upgraded to the 6,0 they were both on the bottom as well. 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