Just because your car is old doesnt mean its outdated. It Still Runs is your ultimate auto resource, whether you rotate your tires or change your oil. Changing your vehicles automatic transmission fluid ATF isnt as simple as changing its oil, but you can still do it yourself. Be sure to check your vehicles. PPE Duramax Oil Pan, Allison Transmission Pan, and 1. Bolt Differential Cover Install. Its no secret that when a manufacturer builds a vehicle, its actually nothing more than a series of compromises. Engineering wants one thing, but production demands another, legal something else, and finance just says no to it all. Thats how we as enthusiasts get the opportunity to upgrade parts. A quick and easy way to add performance and styling is by swapping out the fluid pans, which, in the case of our Silverado 2. HD, includes the oil pan, transmission pan, and rear differential cover. DO/dodgetech77/2012-10-20_134750_3.3_oil_pan.gif' alt='How To Install A Transmission Pan Gasket' title='How To Install A Transmission Pan Gasket' />Pacific Performance Engineering, better known simply as PPE, offers a solution for all of these. Follow along as we install PPEs entire cast aluminum pan catalog. Oil Pan. The factory oil pan leaves a lot to be desired. Its biggest fault lies in the stamped valley, which prevents nearly a quart of the engines dirtiest oil from being drained during oil changes. Fortunately, PPEs high capacity Duramax oil pan is the solution. Made in the USA from cast aluminum, the pan holds an extra quart of fluid, dissipates heat better, acts as a sound damper, and allows for the oil to be drained completely. The pan also removes restrictions around the oil pickup, which results in more consistent oil pressure and better lubrication. The pan accommodates both two and four wheel drive vehicles and can be installed with the engine in the chassis. Photo 23. 1.   The factory stamped steel lower oil pan is quite the sight to behold. Why engineers choose to place certain indentations in the places they do will forever be a mystery to us. Were sure they have their reasons, however. Photo 33. 1.   Since we had our LB7 Duramax out of the chassis for a rebuild, we decided this would be the best and easiest time to install PPEs aluminum lower oil pan. Once the factory lower pan is detached, there are two studs in the upper pan that need to be removed. Since the studs are threaded into the upper pan, a pair of pliers made quick work of the job. Photo 43. 1.   Located inside the lower oil pan is the low oil level sensor. The PPE pan has provisions for reusing the factory sensor. The first step in transferring the unit is to press the plug through the hole in the side of the pan. This plug seals with an O ring and is held in place by a clip on the outside of the pan. IMG_09381.JPG' alt='How To Install A Transmission Pan Gasket' title='How To Install A Transmission Pan Gasket' />Visit Pep Boys to find Transmission Filter Gasket Kits, and Accessories for your car, truck, SUV, or ATV. How To Install A Transmission Pan Gasket' title='How To Install A Transmission Pan Gasket' />Changing the transmission oil should be done every 50000 km or every 2 years. I bought my WJ few months ago and I didnt know when was the last oil change, so, I. Recommend spending the extra few dollars and buy the high quality 1 piece Felpro oil pan gasket. This is a steel cored synthetic rubber coated unit. How to change the transmission fluid and filter on 19901994 Lexus LS400s. Transmission Pan The Definitive Guide. As you know, automatic transmissions need a transmission pan in order to hold all of the ATF automatic transmission fluid. Photo 53. 1.   The sensor housing itself is bolted to a pedestal that is cast into the pan. Use caution not to overtighten these bolts. Photo 63. 1.   The lower oil pan is sealed to the upper pan with a bead of silicon. We applied the same gray Clevite silicon we used to seal the rest of the engines critical surfaces, but any high temperature sealant will work. Photo 73. 1.   Once the silicon was applied, we carefully lowered the pan into place, ensuring the sealant wasnt displaced in the process. Photo 83. 1.   PPE replaces the factory bolts with Allen head fasteners. We started all the bolts by hand before tightening them mechanically. Its worth noting that if youre doing this install with the engine in the chassis, youll want to snug two or three of the bolts first to aid in holding the unit in place. Photo 93. 1.   Extensions and a 38 inch drive 6mm Allen socket are critical to ensuring the install goes smoothly. Without these tools, it will be somewhere between frustrating and impossible to properly tighten all the bolts. In this video, I show you how to replace a leaking transmission oil pan gasket, as well as a general fluid and filter change. Photo 1. 03. 1.   PPEs aluminum oil plan fits perfectly in the chassis of both two and four wheel drive vehicles. The transmission fluid cooler lines are a tight fit, but they retain plenty of clearance. As mentioned previously, the pan can be installed with the engine in the chassis by removing the crossmember that spans below the pan seen here. Transmission Pan. The Allison 1. 00. However, all good things can be improved, and thats just what PPEs heavy duty transmission pan aims to do. Available in two sizes, standard and deep, these pans are constructed of cast aluminum and are equipped with two threaded ports for gauge sensors and a high power Neodymium magnet drain plug, and allow for the retention of the factory reusable gasket. We opted for the deep pan, which adds 4 quarts of fluid capacity. This extra fluid, along with large inch cooling fins on the outside and heat sink fins inside, have been shown to reduce operating temperatures by as much as 4. Photo 1. 13. 1.   The Allison 1. However, its stamped pan leaves quite a bit to be desired. Fortunately, companies like PPE have addressed these with replacement cast aluminum pans. Photo 1. 23. 1.   Before doing anything else, the transmission needs to be drained of its fluid. Fortunately, the Allison transmission has a drain plugunfortunately, its recessedmore on that in a moment. Photo 1. 33. 1.   With the fluid drained, the 1. As you get down to the last bolts, its critical to support the pan with a free hand, assistant, or transmission jack. The pan needs to be lowered straight down slowly. Photo 1. 43. 1.   And heres why its critical to lower the pan slowlydespite draining the recessed plug, more than 2 quarts of fluid are left in the pan. If youre not careful, these can end up coating your driveway or worse. Photo 1. 53. 1.   PPE offers a couple different versions of its Allison transmission pan we opted for the deep variety that holds an additional 4 quarts of fluid than the factory version. Note the addition of cooling fins, temperature probe ports, and a flush mounted drain plug on PPEs version. Photo 1. 63. 1.   On the inside of the pan are a series of cast fins. These fins aid in heat dissipation, drawing heat to the cooling fins on the outside of the pan, and act as baffles as well. Photo 1. 73. 1.   Included with the pan is a new internal filter element. To remove the old filter, simply pull straight down. Youll also want to ensure the orange O ring is removed from the valvebody before installing the new filter. Beware, the filter and valvebody also contain fluid that is waiting to drench you and anything under it upon removal. Youve been warned. Photo 1. 83. 1.   The Allison 1. We gave ours a quick wash, inspected it for damage, and then reinstalled it on the new pan. Youll want to use a bolt or two as guides to keep the filter in place while situating the new pan in the transmission. Photo 1. Once all the bolts have been started by hand, they can be torqued to the required 1. Youll need to use a crisscross tightening pattern to ensure even pressure on the gasket. Photo 2. 03. 1.   With the installation complete, its time to refill the transmission with fluid. We opted for Amsoils Signature Series fully synthetic automatic transmission fluid. Due to the pans increased capacity, we poured in nearly 1. Thankfully, Amsoil sells it in gallon jugs. Photo 2. 13. 1.   Functional bits aside, PPEs deep transmission pan looks dead sexy as well. Free Download Of Resident Evil 4 Cracked. Rear Differential Cover. Form and function describe PPEs AAM 1. Also known as the GM Corporate 1. Cooling fins are found both inside and outside the cast aluminum cover, and an additional 1. Photo 2. 23. 1.   Found under most 0. Silverado 2. 50. 0HD and 3. HD pickups, along with 0. DodgeRam 2. 50. 0 and 3. AAM1. 1. 5 full floating rear axle. Known as the corporate 1. GM circles, this axle is incredibly stout, however, its Achilles heel is the stamped steel cover. Photo 2. 33. 1.   Installation of PPEs cast aluminum cover begins easily enough with the removal of the 1. Turbo 3. 50 Transmission e. Bay. Your made for speed project car or drag racer needs just the right transmission. Turn to the 3. 50 turbo transmission for the exact oomph you need to really rumble on the raceway. The 3. 50 turbo is a three speed longitudinal transmission built to brave anything in its path to keep the best street vehicles vrooming around the bend. It can be manual or automatic, depending on the setting you choose. The 3. 50 turbo transmission works well with engines up to 5. There is a wide selection of transmissions on e. Bay, including all the necessary equipment for you to install it from your own garage. There is also a large selection of 3. The latter options allow you to have a more hands on experience during the build than popping a fully functioning transmission into your vehicle. You are sure to find the perfect pairing for your project and skill level. Take off down the track in your hot rod with its newly installed 3.