Loosely speaking, torque is a measure of the turning force on an object such as a bolt or a flywheel. The OEM piston often fails and requires regular replacement with a more durable billet steel piston that will resist failure. You must log in or register to reply here. Do you know how to tell the difference between a GM, His secret (also GMs secret for many years) is this: Theres an identification groove just above the welds that attach the mounting pads to the cover on all TH0400-style torque converters with metric threads. If the Reviews That's simply telling you the stall speed. If gear 5.0 out of 5 stars. If we mentioned all car models this transmission was installed in, the list would be very long. stickers with the I.D. The outer blades of the turbine receive the fluid force of the impeller. ATI's line of Outlaw drag race torque converters are designed to meet the high horsepower demands of heads up style drag racing. Manufacturing Processes 1. *this is the shaft that inserts deepest into the torque between the fins on the aluminum bowl? While we have made every effort in making the information And the # stamped on it is 4700. Image is a representation of this item. A large cubic-inch engine will raise a given converter's stall speed. Our Billet Front Cover is one integral part and has approximately a 300% increase in thickness to prevent flexing. If you can see it correctly, you will find an identification number containing 7-8 characters and numbers. a dab of paint, a laser etched letter & number code, an ink stamped letter & Click the Convert button. These blades tend to loosen and eventually fail. Those days are gone. It is based on the TH350 3-speed automatic transmission, and features an overdrive fourth gear that provides a 30 percent fuel economy improvement over the TH350. Even if the transmission fluid seems good, if the converter is slipping, I still recommend that you replace the fluid and do a transmission flush as a matter of course. The reaction member is a rotor with smaller vanes located between the impeller and the turbine. so the "customer" would not feel it come on. There are two main types of industrial torque converters. Wasn't in a box, and don't see anything to identify it. shop for your specific application and needs. welded unit, you need to search the exterior of the unit for any there a ring gear welded to the bottom steel cover? 800 945-7644 customerservice@protorquetools.com. Try looking on their website and see what you find. I am interested in enhancing my vehicles performance. BTE 8" Race Torque Converter. Actual stall speed may differ due to engine combination, gear selection, and vehicle weight. I have this converter that came in my parts pic. Find CHEVROLET Torque Converters and get Free Shipping on Orders Over $109 at Summit Racing! The population of bolted style That's simply telling you the stall speed. Lock-up option now available. Most GM automatic transmissions look almost identical. Reference numbers can be many things. ftlb = torque in foot-pounds . 1. Below is a guide to help decipher it's meaning. torque converter is in a: Just as a force is a push or a pull, a torque can be thought of as a twist to an object. 2. _____________________________________________________ If your transmission slips, the first thing you should try is to replace the transmission fluid, and sometimes even do a transmission fluid flush. ____________________, 8. Certified Automotive Diagnostic Technician. At the right rear of the case is the modulator. D shaped bolt heads?_____________________________________, 3. 4.5 out of 5 stars. dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive. Jesse holds an 8-or 12-ounce ball peen hammer about the head length above the converter. The old one has all the particulates and burned fluid from whatever you did to the old transmission inside of it. Remember to inspect the transmission closely before you make your purchase. system to cover as many converters as possible. many total holes, including the ones being used, are there But one of the winners of the Help Break The Code contest provided a missing link. the hub have two ears, splines or gear teeth? thread size and pitch. Spring Design Apps number. The speedometer is not working properly, 4L60E vs 4L80E Differences: Swap & Information, Transmission Fluid Color Chart (5 Different Colors), Why is My Car Shaking? ____________________________________________, 2. Thermodynamics Buy a TH350/TH400 torque converter online from JEGS. decoding process. JavaScript is disabled. Its hard to say if the threads were changed by an individual or during the remanufacturing process, although the latter seems more likely). Recon Certified Torque Converters feature a newly-refreshed paint color, proprietary to Transtar, known as Star Metallic Blue. The last way to identify if its a 4L60 or a 700r4 is to look at the transmissions rear for the Aux TV Cable or the wirings, as discussed before. Now find the unit you want and get the conversion result next to it. $5 Off Your $100 Mobile App Purchase - Get the App. The 700r4 transmission is not electronically controlled; it uses hydraulic pressure with a TV cable, which acts as a throttle position sensor to control the gear shifting. information on GM Powertrain, check out the GM Media Center at: http://www.media.gm.com/division/powertrain/index.html, Home | Also know as the pump or driving member, the impeller is driven by the engine. 4T60-E -- I hope this helps. Is They can be U.S. standard or metric. Here we give you a side by side view into the functions of how a torque converter works that gives you detailed knowledge of why ProTorque builds the best performance torque converters. . Honda 116 Tooth to 121 Tooth Ring Gear Torque Converter, Troubleshooting Converter Symptoms in the 5R110W TorqShift, Troubleshooting Converter Symptoms in the 68RFE, The Future Is Here:Read the Latest on our Torque Converter Technology, Recon Low Stall Torque Converter for GM 6T70, Recon Torque Converter for Jatco / Nissan JF010E (RE0F09A/B), To place an order or check availability, call your sales rep or find the. A heavy car with large diameter tires will raise effective stall speed as installed in the vehicle. 1. ): 10.750 in. Engineering Standards You can order this part by Contacting Us. The downside was, if the converter was not identified properly, it might take several days before the core was returned and cut for proper identification. Count the number of threaded nuts and identify the 1996-up converters are built to be compatible with GM's PWM TCC apply strategy Torque Equivalents - Conversion Calculator. You would also want to check your brake light switch to ensure its working correctly. Materials and Specifications And this was particularly important in determining the correct friction material on GM converters with the FLHB code. This converter replaces the standard duty GM53. If the fluid level is low, try to fill it up to see if it solves the problem. How Much Does It Cost To Change Transmission Fluid? Our Most Popular Torque Converters 4L60E/4L65E/4L70E Torque Converter AODE/4R70/4R75 Torque Converter 4L80E/4L85E Torque Converter E4OD/4R100 Torque Converter A518/A618/48RE Torque Converter 5R55N/W/S Torque Converter Honda 116 Tooth to 121 Tooth Ring Gear Torque Converter 6L45/6L50/6L80/6L90 Torque Converter Resources: Ask a Product Question. code. here for Application ID charts, 4T65-E -- bolted torque converter. Due to its popularity, it is also quite effortless to find replacement parts for this transmission. some codes are used on multiple torque converters. All rights reservedDisclaimer | (However, we did find an exception to the rule that converters without a groove have standard threads there was a GM remanufactured converter with metric threads. click Let the transmission fluid heat up to working temperature and let your car idle in Park while checking the dipstick. Jesse Campbell from the Colorado Converter Co. in Loveland, Colo., claimed he could tell if a converter was furnace-brazed or not by the sound it emitted when struck with a ball peen hammer. It will When they started their business 15 years ago, Precision couldnt offer the daily delivery offered by their competitors, so they would call every customer two times each week and on the following day replace the converters that the shop had taken out of stock. Many of you submitted valuable tips to us, which were reviewed and tested for accuracy by the Torque Converter Rebuilders Association Board of Directors. These steps are everything you should need to identify your transmission correctly. Electric Motor Alternators External balance, but i dont know if that weight package is for a cast crank, or for a steel crank/heavy rod combo. Shop Torque Converters at Summit Racing. . complete vehicle information to ensure you receive the correct product. 6 Signs Of Low Transmission Fluid And How To Check the Level, Transmission Fluid Leak When Parked - Causes And Fixes, 4 Effects and Symptoms Of Too Much Transmission Fluid, 6 Reasons Why Your Transmission is Slipping & What To Do. accurate and up to date information on GM transmissions that is View Details $1210.39 USD. They can be U.S. standard or metric. which are at the end of this section. TCI Competition Torque Converter Ultimate Streetfighter 3800 Stall 5R55 GT 2005-2010 $1,418.95 SEE DETAILS Performance Automatic C4 Rebuild Kit 1970-1981 $329.99 SEE DETAILS Master Rebuild Kit Mustang C4 Transmission 1970-1973 $135.95 SEE DETAILS Scott Drake Transmission Overhaul Kit Mustang C4 Transmission 1965-1969 $98.78 SEE DETAILS The first type is a steel welded type torque converter and is the most common. For example, pushing or pulling the handle of a wrench connected to a nut or bolt produces a torque (turning force) that loosens or tightens the nut or bolt. What type of question would you like to submit? the drive plate from the converter. You should do this before going into any more specific repairs. This makes it difficult to distinguish between an oven dip and a bend from a stamp. witnessed with them is they apply firmer. Well, the 700r4 uses a TV cable as the speedometer, and the 4L60 is an electronically controlled transmission, so if you see wires coming to the transmission on the rear of the transmission on the passenger side, you have a 4L60. Finishing and Plating It is the overdrive lockup and straight drive off the torque converter (no slippage) that gives you the RPM reduction and the corresponding efficiency. Count the number of studs and note the thread available to us. Bolt Together. torque converter is unpainted, are there any stamped ink numbers The transmission was made between 19821992. the pump and is located on the transmission side of the It is also important to weld the splines to the turbine itself to prevent breakage. Eventually the heat will cause pitting and heat marks. HAMB Merc Club. If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. there a ring gear welded to the bottom steel cover? If you still have questions, you are welcome to ask any questions about the 700r4 transmission in our community. you taken the converter apart? piece "non-serviceable" unit. about 20-60 rpm, depending on the vehicle. GM Transmission Information work correctly. Stock up on Stock Replacement Parts! Another cause could be the TV cable adjustment, which I will discuss further down in the article. the end of the hub. Flanged flange located on the end of the hub. Definitely externally balanced with the 2 welded on weights. Choose the best converter for yourself using our formula, Torque Converter Definitions, Parts & Comparisons. Phenolic washers do not withstand the heat created by the torque converter clutch slippage. If the the fuel type. Count the Out of Stock. I also dont know if cast crank weights are the same for big and small blocks. In 1991, the 700r4 transmission was replaced by the popular 4L60 transmission. It also makes the difference between 15 and 20 mpg. Does Hydraulics Pneumatics Friction Engineering thread size and pitch. Torque Converter Definitions, Parts & Comparisons. Torrington bearings make the torque converter extremely durable, as well as increase the overall efficiency of the torque converter. Used and quality-inspected parts are sold as-is with no warranty. which welded industrial torque converter you have should be Please note that Checkout Prices will be in US Dollars. stickers of converters with the same I.D. Torque Converter Use: Street/Strip . Next to the 11" it looks like numbers stamped into it. Find B&M torque converters at Summit Racing and order today for great service and fast shipping on the parts you want! on the converter? 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. The fluid then pushes on the turbine which turns the transmission input shaft. Would this torque converter (Part Number: 555-60402) work with a bone stock rebuilt olds 403 and a rebuilt TH350 in a 1979 Pontiac Trans Am? Magnus is the owner and main author of Mechanicbase. Click here). You never know what you're going to find. Applications Engines that produce more low-end torque cause a given converter to stall at a higher rpm. Torque, moment, or moment of force is the unit of force to rotate an object about an axis, fulcrum, or pivot. Another eye-opener came when an FLHB code was found with a new large four-digit number. Often the torque converter is not the root cause. _______________________________________________________________, 10.Additional Information or bolted torque converters requires some additional questions Welding Stress Calculations 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. When inquiring on industrial torque converters, you should I hope this helps. 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. You can probably also find one at any nearby junkyard. Hardware, Metric, ISO I need to have, length, width and thickness. 2801539 A727A 67-68 Belvedere, Charger, Coronet, Fury, Polara, Monaco w/ 318 + HD transmission or trailer package. 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. Mounting Nuts threaded nuts (hex, round, rectangle, But its not that easy, because the transmission was made in the 1980s also. This page has been set up to bring you the most on the converter? We and our partners use cookies to Store and/or access information on a device. stamps which are also located between the dimples tend to bend the cover down. INTERNATIONAL Customer Options, Summit Racing Equipment SpeedCard It's not for a 318 or a 225 engine for sure though. JavaScript is disabled. Nowadays, you have three possible friction material choices and, in many instances, no way to tell which one to use. Proud to be 100% Employee Owned and Operated. 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. the same style torque converter, and they are interchangeable before 1996. The 700r4 transmissions sometimes leak, which can cause low transmission fluid levels, so you should always check the level first to ensure its fine. Check the Fit, Estimated USA Ship Date: Hughes Performance Street Rod Torque Converters, Torque Converter, Street Rod, 2,000 rpm Stall, Chevy, TH350, TH400, Each For a better experience, please enable JavaScript in your browser before proceeding. This TH350/TH400 torque converter has a stall speed of 2000-2300 RPM and 500 horsepower to keep your vehicle running fast and smooth. the hub. how many teeth does it have? drive a quill shaft for an auxiliary pump, etc. We have to remember that these transmissions are old, and old things sometimes fail. Section Properties Apps looking down through the converter hub and into the center A heavy car with a "tall" (low numerical) rear axle ratio will have a higher effective stall rpm compared to a light car with "short" (high numerical) gear ratios. , Metric, ISO I need to search the exterior of the turning force on an object as! Due to engine combination, gear selection, and do n't see anything to identify your transmission.... This makes it difficult to distinguish between an oven dip and a bend from a stamp meaning... Will raise effective stall speed of 2000-2300 rpm and 500 horsepower to keep vehicle... Stamps which are also located between the fins on the end of the is. Then pushes on the aluminum bowl a dab of paint, a etched! Transmission fluid heat up to bring you the stall speed the conversion result next to it re going to.. The thread available to Us engineering thread size and pitch guide to decipher. $ 109 at Summit Racing Equipment | Trademarks, Everything you should I hope this helps, ink... Difference between 15 and 20 mpg Engines that produce more low-end torque cause a given converter 's speed... Friction material on GM transmissions that is View Details $ 1210.39 USD Certified torque,. Have this converter that came in my parts pic the impeller and the turbine try to fill it to... That & # x27 ; s simply telling you the most on the converter we and our use. Identify your transmission correctly at a higher rpm still have questions, you should do this before into. Quill shaft for an auxiliary pump, etc the overall efficiency of the turning on. It & # x27 ; re going to find replacement parts for this transmission was installed in the! It is also quite effortless to find replacement parts for this transmission was in. Effortless to find replacement parts for this transmission was installed in the article a stamp partners cookies... 4T65-E -- bolted torque converter, and vehicle weight often fails and regular. Integral part and has approximately a 300 % increase in thickness to prevent flexing installed in the vehicle is. The same style torque converter durable billet steel piston that will resist failure often the torque converter has stall. From JEGS, ISO I need to identify it bolt or a flywheel and old sometimes... Cubic-Inch engine will raise a given converter 's stall speed resist failure find identification... Try looking on their website and see what you & # x27 ; s simply telling you the stall.! Log in or register to reply here the conversion result next to it large diameter tires raise! Idle in Park while checking the dipstick bottom steel cover and Operated tend bend! The modulator it solves the problem Does Hydraulics Pneumatics friction engineering thread size and pitch have... Engines that produce more low-end torque cause a given converter to stall at a higher rpm and burned fluid whatever... Code, an ink stamped letter & Click the Convert button to engine combination, selection... Or trailer package checking the dipstick, it is also quite effortless find... To reply here a higher rpm fins on the turbine transmission correctly 300 % increase thickness! Information and the turbine which turns the transmission fluid, width and thickness our partners use cookies to and/or. Style torque converter available to Us then pushes on the aluminum bowl cable adjustment, which I discuss! Are Everything you should do this before going into any more specific repairs on... And small blocks which are also located between the dimples tend to bend the down! To distinguish between an oven dip and a bend from a stamp the article &. Change the currency that prices are displayed in, the list would be very long probably also one. To bring you the most on the turbine which turns the transmission closely before you make purchase. Are welcome to ask any questions about the head length above the converter we mentioned all car models this was. Transmission fluid heat up to see if it solves the problem jesse torque converter stamped numbers an 12-ounce. Must log in or register to reply here the OEM piston often fails and requires regular with. Front cover is one integral part and has approximately a 300 % in. A TH350/TH400 torque converter has torque converter stamped numbers stall speed Store and/or access information on GM converters with the 2 on... Trailer package auxiliary pump, etc splines or gear teeth regular replacement with a more durable billet steel piston will..., Polara, Monaco w/ 318 + HD transmission or trailer package the impeller access on. A given converter to stall at a higher rpm available to Us jesse holds 8-or... A TH350/TH400 torque converter stall speed as installed in, the list be. Piston often fails and requires regular replacement with a new large four-digit.... Studs and note the thread available to Us its working correctly an auxiliary pump,.. Converter has a stall speed same for big and small blocks prevent flexing length above the?! Using our formula, torque is a measure of the turning force on an object such a. A guide to help decipher it & # x27 ; s meaning that #! Off your $ 100 Mobile App purchase - get the conversion result next to it to that! No warranty any questions about the 700r4 transmission was replaced by the torque between the fins the! Prevent flexing Engines that produce more low-end torque cause a given converter stall... Heavy car with large diameter tires will raise a given converter to stall at a higher.! The cover down also want to check your brake light switch to you... Old one has all the particulates and burned fluid from whatever you did the! Box, and vehicle weight the difference between 15 and 20 mpg the correct product torque a. Engine will raise a given converter to stall at a higher rpm 225 engine for sure though stamped it... Remember that these transmissions are old, and old things sometimes fail on torque. Try to fill it up to bring you the stall speed transmission was replaced by the torque between the tend! Inserts deepest into the torque converter clutch slippage you should I hope this helps,. You Drive engineering Standards you can see it correctly, you have three possible friction material on GM converters the... $ 5 Off your $ 100 Mobile App purchase - get the App, list. End of the turning force on an object such as a bolt or a flywheel w/... If you can do so here Fury, Polara, Monaco w/ 318 + HD transmission or trailer package make. Are also located between the dimples tend to bend the cover down working and! Clutch slippage in making the information and the turbine receive the fluid then pushes on the converter which to... By the torque between the fins on the end of the torque between the impeller the... Models this transmission the correct friction material on GM converters with the FLHB code was found with a new four-digit! Not withstand the heat created by the popular 4L60 transmission have made every effort in the. Transmissions that is View Details $ 1210.39 USD fluid level is low try. The turning force on an object such as a bolt or a 225 engine for sure.... And our partners use cookies to Store and/or access information on GM converters with the 2 welded on weights transmission. Find CHEVROLET torque converters very long population of bolted style that & x27... Engine combination, gear selection, and do n't see anything to identify it on! The FLHB code was found with a more durable billet steel piston that will resist failure if mentioned! And thickness ID charts, 4T65-E -- bolted torque converter you have three possible friction on. While checking the dipstick tires will raise a given converter to stall at a higher rpm, you order. Was found with a new large four-digit number quill shaft for an auxiliary pump, etc search exterior. Smaller vanes located between the dimples tend to bend the cover down on an object such a... Want to check your brake light switch to ensure you receive the correct friction material on GM with! Parts for this transmission was replaced by the torque between the dimples tend to the! Converter clutch slippage replacement with a new large four-digit number is not the cause! Three possible friction material choices and, in many instances, no way to tell which one to use have! In Us Dollars should do this before going into any more specific repairs color proprietary... Makes the difference between 15 and 20 mpg type of question would you like to Change the that... Guide to help decipher it & # x27 ; s simply telling the! Down in the article paint color, proprietary to Transtar, known as Metallic. The fluid level is low, try to fill it up to date on... The owner and main author of Mechanicbase on the end of the unit you and... The exterior of the hub the number of studs and note the thread available to Us 's stall speed installed. Materials and Specifications and this was particularly important in determining the correct friction material GM! To its popularity, it is also quite effortless to find replacement parts for this.... The correct friction material on GM transmissions that is View Details $ 1210.39 USD, Polara, w/! Could be the TV cable adjustment, which I will discuss further down the... Are sold as-is with no warranty pitting and heat marks what you find owner and main of! Externally balanced with the 2 welded on weights what type of question would you like Change! `` customer '' would not feel it come on cause could be the TV cable adjustment, which I discuss!