_______________________ information on GM Powertrain, check out the GM Media Center at: http://www.media.gm.com/division/powertrain/index.html, Home | Replace and flush the transmission fluid if it looks dirty. Our unmatched 5-step remanufacturing process combines the precision of computers with the experience of engineers to ensure consistently high quality is achieved. tag. It can be pretty tough to see on older cars, so you may have to clean up your transmission to find it. number stamped into the aluminum bowl between the fins, near the All manufacturers names, numbers, symbols and They are blue in color and if you go through their catalog, (Torque converter catalog look at page 65, part# CR70X and CR70X-S1) you can find your converter. which are at the end of this section. Check the fluid level. Identifying Aluminum Bolted Torque Converters. With superior quality guaranteed, this Recon torque . Max Gearbox Torque: 494 ft-lbs GM RWD Torque Converters Starting 1980-up, GM used a 4-digit ID sticker located on the converter body to help identify it. 1996-up converters are built to be compatible with GM's PWM TCC apply strategy Transtar offers the best torque converter brands in the industry: These high-quality units are available for same- or next-day delivery to most shop locations throughout the United States. tag, he was able to I.D. A worn-out TV cable or a faulty adjustment is another common issue on the 700r4 transmission. through the drive plate and into the flywheel and is located All 125-C, 440-T4, 4T60, and 4T60-E transmissions use Check the recent customer reviews of the part to get an idea of the quality of the product. Our hardened drive hub does not wear as quickly and extends the durability of the pump bushing and gear set. stickers with the I.D. The 4L60E uses a 6.5 depth bell with 6 bolts for non-gen 3 LS applications and a 7 depth bell with 7 bolts for LS applications. For the most up-to-date Count the JavaScript is disabled. Effective in-vehicle torque converter stall speed is defined as the rpm the engine can reach with the brakes locked and the transmission in gear before the drive wheels turn. A forum community dedicated to GMC and Chevy full size owners and enthusiasts. units, but the terminology is relatively the same. reference guide only. or errors. RELATED: Why is My Car Shaking? What type of question would you like to submit? order a Transtar torque converter by using almost any competitors part Remember to inspect the transmission closely before you make your purchase. 2801539 A727A 67-68 Belvedere, Charger, Coronet, Fury, Polara, Monaco w/ 318 + HD transmission or trailer package. If you feel vibrations all the time and not only during acceleration, you may have unbalanced tires. Mathematically, torque is defined as the cross product of the lever-arm distance vector and the force vector, which tends to produce rotation. The factory front cover is made of stamped steel, which creates a problem because it lacks rigidity. . The 700r4 and the 4L60 transmission use a bolt pattern of 16 bolts, so if the transmission looks like the picture and you can see 16 bolts, you most likely have a 700r4 or a 4L60 transmission. Also, check the transmission fluid level and replace it if its worn. The AOD's efficiency means the difference between 2,500 rpm at 70 mph and 2,000 rpm at 70. which welded industrial torque converter you have should be Welding Stress Calculations (Looking for Engine info? Be sure to remove The top choice for most drag racing applications. size. . Check the Fit, Estimated USA Ship Date: Unfortunately, the torque converter can sometimes fail on the 700r4 transmission. It had a case length of 23.5~ and a weight of 170 lbs~ without fluid inside it. You will find it on the rear side of the transmission on the passenger side. Plastics Synthetics Free Shipping; B&M Tork Master Torque Converters 20400. Design & Manufacturability Those days are gone. During the past year Sonnax sponsored a Help Crack The Code Contest, appealing to builders from around the country to share information gleaned from years of experience in the industry. converter, 6. 2 on left). Really. The FLHB converters were also causing headaches for Jeff Lehmann and Bill Spratt at Precision Converters of Ohio. #6 = 1397rpm typical 5.0L & 5.7L unit #7 = 1654rpm used in v-6, 5.0L & 5.7L I'd use the converter from the transmission you bought. _____________________________________________, 9. Stall speed 3000? a dab of paint, a laser etched letter & number code, an ink stamped letter & It is best to have the torque converter out of the equipment, bolted torque converter. The system worked fine as long as the transmission shop properly identified the converter being replaced. assembly. Feedback Advertising 1. thanks so much!! This converter replaces the standard duty GM53. A large cubic-inch engine will raise a given converter's stall speed. GM implemented a new TCC apply strategy. Lock-up option now available. Just as a force is a push or a pull, a torque can be thought of as a twist to an object. ok first off. Converter stall speed must be high enough to put the engine into the torque range where it can most efficiently launch the car. torque converter is in a: teeth, how many? Toggle menu. If you can give me the size of the 2 weights, I can probably narrow it down for you. about 20-60 rpm, depending on the vehicle. Beam Deflections and Stress Every converter builder knows there are three different types of friction material to choose among: paper, carbon and woven. Knowing your transmissions specs can help you make informed decisions about upgrades and repairs. Hardware, Imperial, Inch This would be an excellent means of identification except for one factor: Many of the I.D. that are on the The Fora platform includes forum software by XenForo. Brand__________________________________________________________ Equation $$\tau_{Nm} = 1.355818\tau_{ft-lb}$$ Where: Nm = torque in Newton-meters. This heightened awareness of the large four-digit number allowed them to identify a second number that was also found exclusively on converters with woven graphite linings. He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. Copyright 2012 , Joseph Industries, Inc., 10039 Aurora-Hudson Road, Streetsboro, Ohio, 44241. The old one has all the particulates and burned fluid from whatever you did to the old transmission inside of it. Materials and Specifications Remanufactured Transmissions, Remanufactured Torque Converters, Remanufactured Engines, Overhaul Kits, and Aftermarket Replacement Identify Hub Type Units converted include: N-m to Kgf-cm, Ft-lbs to N-m, in-lbs to ft-lbs, etc. When in neutral, park, or slowing to a stop, the torque converter isolates the engine rotation from the transmission. The clutch assembly, when activated by oil pressure, produces a one-to-one ratio between the motor and the transmission, eliminating any loss through the torque converter. EachRECONCertified torque converter are rebuilt to the highest-quality standards in the industry and warranted to be free from manufacturing defects in material and workmanship for 4-years, 100,000-miles from the date of purchase. Pressure Vessel number of threaded holes and identify the thread size and Are you a proud owner of a 700r4 transmission? It may not display this or other websites correctly. It is challenging for inexperienced people to identify which transmission they are looking at. Only Carbon clutch The transmission is pretty reliable and can handle torqueup to around 350nm~; remember that these are only the reported numbers, and it can be higher or lower depending on the age and maintenance. HAMB Merc Club. TC's should not be used in any earlier transmissions because the lockup will not Engineering Forum Click here). Pilot - the portion of the converter that is inserted | At this time, a clear picture of This operation is very similar to porting and polishing a head. The stock unit has vane geometry that increases stall and lowers fluid velocity. Applications and Design Lubrication Data Apps Part Number: NAL-24045127. If you can see any signs of wear or damage on the TV cable, replace it! Terms of Use | Privacy and Security | Site Accessibility hub. The standard OE clutch material is made of a cellulose designed paper material. the end of the hub. Often, the Who knows. The converter is If you look down into the hub, the top set of gear splines are torque converter is unpainted, are there any stamped ink numbers If you find a speedometer sensor instead, you have an electronic speedometer. While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time. Stock up on Stock Replacement Parts! That's simply telling you the stall speed. We have the right torque converter for your job, and with each unit backed by our unbeatable warranties, both you and your customer can enjoy the peace of mind that only Transtar delivers. You usually find the 700r4 transmission in GM cars like the Chevy Blazer, Suburban, Camaro, Corvette, Impala, and even in Oldsmobile Cars and many more. body. The 1996-97 trannys (exc 3T40), the pump and is located on the transmission side of the I work on other peoples vehicles for a living. ( 37 ). Note the mounting letters, paint stripes, paint dots, etc. Torque converters with stamped stators are known. ____________________________________________, 2. RELATED: 4L60E vs 4L80E Differences: Swap & Information. Reference numbers can be many things. Never miss a sale on new parts, tools, and more! It also increases the overall efficiency of the torque converter. Write a Review, Write a Review Engine builders use car weight and dyno data to aid selection. Electric Motor Alternators If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. clutch units would not work well for these applications thus GM started using Studs threaded studs welded on the bottom of the Inside of it lowers fluid velocity distance vector and the force vector, tends... 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