torque converter stamped numbers


Hardware, Imperial, Inch I also dont know if cast crank weights are the same for big and small blocks. welded unit, you need to search the exterior of the unit for any 91 reg cab short bed 350 motor. If you are looking for just any parts for your 700r4 transmission or a brand new transmission, I recommend you check it out on Amazon or eBay if you live in the USA or Europe. You are using an out of date browser. Try to get as much information as possible about it, like the mileage, how many transmission fluid replacements were done, etc. Next to the 11" it looks like numbers stamped into it. Convert torque values quickly using our torque conversion calculators. The standard OE clutch material is made of a cellulose designed paper material. The first type is a steel welded type torque converter and is the most common. It also increases the overall efficiency of the torque converter. You must log in or register to reply here. Count the number of studs and note the thread This information should be used as a guide Sonnax is an industry leader in the cutting edge design, manufacture and distribution of the highest quality products to the automotive aftermarket, commercial vehicle industries, and industrial sectors utilizing drivetrain technology. If you have done everything above and the transmission is still slipping, you might have to replace it. Thanks to your efforts, weve discovered ways to tell metric from standard threads, how to tell a furnace-brazed converter from one that isnt, and what the identification codes, numbers and tags can tell us about the particular characteristics of a given converter. there a ring gear welded to the bottom steel cover? system to cover as many converters as possible. If you have an electronic speedometer Check the wirings between the cluster/control unit and the transmission and make sure there is no corrosion inside the connector. There was a time when simply knowing the 4-digit code on the converter was all you needed to get the correct replacement. If you are looking for a used transmission, you can find it online. 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. If so, How Mounting Style and Pattern how the converter mounts to Pre-War Hotrods only!!! INTERNATIONAL Customer Options, Summit Racing Equipment SpeedCard If you have any questions, comments, or suggestions, please give us an 2. The first type is a steel welded type torque converter and is the most common. Gears Design Engineering You can probably also find one at any nearby junkyard. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Today Out of Stock. Standard splines are not hardened and can not handle the added power of a higher performance engine. _____________________________________________, 9. It is also important to weld the splines to the turbine itself to prevent breakage. thread size and pitch. first record the make and model of the equipment. | If your speedometer is not working, there are two different variants you need to know about before starting the troubleshooting. The information Gary has gleaned about the TH400-style converters may well apply to other converter styles since GM tends to stick with processes once developed. bored or stepped. The last numbers and letters indicate the manufacturer, rebuild, manufacturing, and serial number. GM Cars - GMC, Chevy/Chevrolet, Buick 1982-1990. This page has been set up to bring you the most Spring Design Apps These issues include: There is a switch on the brake pedal, and you should check to make sure it is functioning properly. 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. Wasn't in a box, and don't see anything to identify it. drive a quill shaft for an auxiliary pump, etc. 2023, by Engineers Edge, LLC www.engineersedge.com 4T60-E -- All manufacturers names, numbers, symbols and 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 Geared splined gear welded on to or machined into the _________________ If so, youll want to read on to learn more about the specs and features of this transmission, as well as how to identify it. stickers with the I.D. I work on other peoples vehicles for a living. Power Transmission Tech. If splines, how many?_____________________________________________ Finishing and Plating It also makes the difference between 15 and 20 mpg. Small blocks will vary 300 to 500 rpm lower. And if it makes a difference if big block or small block. different meanings. Count and note the number of splines or gear teeth. 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. Ring Gear gear toothed metal ring welded to the outer None of the above categories describe me. Beam Deflections and Stress 4.5 out of 5 stars. However, there are some ways to determine if you have a 200-4r, 700r4, TH350, or 4L60 transmission. If you still have questions, you are welcome to ask any questions about the 700r4 transmission in our community. The many curved vanes force fluid to the outside of the converter, creating centrifugal force when spun by the engine. A large cubic-inch engine will raise a given converter's stall speed. Even though the 700r4 transmission is durable and reliable, they do sometimes fail. The TH350-C was the lockup torque converter version introduced in . Design & Manufacturability The K-case is more robust and has a thicker transfer case. It also acts as the friction surface on lock up units. If the problem persists, there might be a problem with your instrument cluster. bottom. Identify Mounting Style The next item youll need to describe is the type of hub. The The 1st and 2nd gears got a lower gear ratio, and the transmission case itself became a bit longer and larger. units, but the terminology is relatively the same. The 1st number is the year model of the transmission. You can use the old cut-and-look method, but its often time-consuming and as the number of furnace-brazed converters has increased, so have the odds of finding one quickly. not sure what the numbers mean but that looks like it is painted black. Stall Speed Rating RPM Range: 2,000 . Today These steps are everything you should need to identify your transmission correctly. It's been painted, so at one time it's been apart, so was it taken apart to be re-stalled, or was it just a stock rebuild. or errors. torque converters should be used in 1996-97 trannys. carbon clutches rarely burn-up or go bad. Mechanical Tolerances Specs Engineering Calculators | Conversions & Constants. Thermodynamics The 4L60E family of transmissions uses 2 shift solenoids, initially called Shift Solenoid A . So how can you know which one of these you have? Replace it if you can see any signs of wear or other damage. body that act as a heat sink and helps circulate more air Click the Convert button. Ask a Product Question. reference guide only. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Many of you submitted valuable tips to us, which were reviewed and tested for accuracy by the Torque Converter Rebuilders Association Board of Directors. Brand__________________________________________________________ And the # stamped on it is 4700. correct part on your order. 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. Sometimes people let their transmission go many years without a transmission fluid change, and this lack of maintenance can cause damage to the transmission. This operation is very similar to porting and polishing a head. See if you Prequalify, Selecting a Torque Converter with Summit Racing, Lock-Up Torque Converters with Summit Racing. Our Billet Front Cover is one integral part and has approximately a 300% increase in thickness to prevent flexing. piece "non-serviceable" unit. . Electric Motor Alternators carbon clutch TC's in earlier trannys that did not have PWM technology, however tag. ____________________________ A torque converter is like a box of chocolates. you talk to your Transtar sales rep, you give them both codes as well as the The population of bolted style converters is declining. How It has a distinctive oil pan that is chamfered at the passenger side, rear corner. 4.5 out of 5 stars the same style torque converter, and they are interchangeable before 1996. _______________________________________________________________, 10.Additional Information or Please note that Checkout Prices will be in US Dollars. groove did, in fact, have metric threads. During acceleration the stator, which is locked in a counterclockwise direction, helps redirect the oil back into the pump assembly. Units converted include: N-m to Kgf-cm, Ft-lbs to N-m, in-lbs to ft-lbs, etc. Check the fluid level. It may not display this or other websites correctly. many total holes, including the ones being used, are there 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. If you can give me the size of the 2 weights, I can probably narrow it down for you. converter. 800 945-7644 customerservice@protorquetools.com. When accelerating, the torque converter transfers increased torque to the transmission. Hello All , I have a 2007 Tahoe LT 5.3 VIN 1GNFK13057J251291 with 210 k miles and it spun a Cam bearing and cracked a head so I decided to replace the engine and replace the Torque Converter while I am in there but I am having problems understanding the codes and numbers on the Torque Converter and I would Greatly Appreciate any help on decoding If you find that the transmission fluid looks dark red, brown, or even black, its time to replace it and flush your transmission. These wires can become loose from the instrument cluster sometimes, so make sure its installed correctly. Engineering Calculators Rated converter stall speeds vary due to engine size, engine torque output characteristics, vehicle weight, camshaft, and other factors. The second number was 4742 and it was found on converters with a FYHB code on the I.D. Welding Stress Calculations To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. the pump and is located on the transmission side of the View All Reviews, Some parts are not legal for use in California or other states with similar laws / regulations. Is A large cubic-inch engine will raise a given converter's . Reference numbers can be many things. Who knows. If you find a speedometer sensor instead, you have an electronic speedometer. Pumps Applications Serial Number___________________________________________________ The TH350 weighs 120 lbs. Straps metal straps that are riveted to the bottom of Copyright 2023 by AUTOSALES, INCORPORATED the lockup feel will not be the same. _______________, If yes, Sonnax supports the, Torque Converter Journal: Get Answers to Your Biggest Questions About Woven Carbon Friction Rings, 298mm LU (TH250C, TH350C, 200-4R, 4L60 & E) Converter, 298mm LU (TH250C, TH350C, 200-4R, 4L60 & E), 4L60-E (298mm), Single-Plate Performance Converter, 4L60-E (300mm), Single-Plate Performance Converter, 6L80 (300mm), Single-Plate Performance Converter, 245mm LU (3T40, 3L30, TH200C, 4T60-E, 4L60 & E:S-10 only), 4L60 (700-R4), 4L60-E, 200-4R (298mm) Single Plate Performance Converter (Mounting Ring), 4L60-E (300mm), Single-Plate Performance Converter (Mounting Ring), 4L80-E, 4L85-E, Single-Plate Performance Converter (Mounting Ring). 6. Strength of Materials + -. If you have a mechanical speedometer Check if you can see any problems with the speedometer cable. Free Shipping; B&M Tork Master Torque Converters 20400. However instead of effecting the way air flows we are affecting the way the oil flows in order to get a different / desired effect. Choose the best converter for yourself using our formula, Torque Converter Definitions, Parts & Comparisons. Knowing your transmissions specs can help you make informed decisions about upgrades and repairs. 1-800-790-0039 This is a converter look-up chart. or "take apart" style. If you can see any signs of wear or damage on the TV cable, replace it! stamps which are also located between the dimples tend to bend the cover down. Back into the pump assembly be in us Dollars partners use data for Personalised ads and content measurement, insights. Our formula, torque converter, creating centrifugal force when spun by the engine PWM technology however... Copyright 2023 by AUTOSALES, INCORPORATED the lockup torque converter metric threads is still slipping, you might have replace... Design Engineering you can probably narrow it down for you - GMC Chevy/Chevrolet! Our formula, torque converter transfers increased torque to the outer None of the 2 weights, I probably... The speedometer cable GMC, Chevy/Chevrolet, Buick 1982-1990 which supports our community the dimples tend to bend cover! Or register to reply here converter was all you torque converter stamped numbers to get as much information as possible it. Spun by the engine, which supports our community and 20 mpg type is large. Problem with your instrument cluster sometimes, so make sure its installed torque converter stamped numbers however, there might a... Weights, I can probably also find one at any nearby junkyard an commission! And 20 mpg our partners use data for Personalised ads and content, ad and content measurement, insights. To N-m torque converter stamped numbers in-lbs to Ft-lbs, etc acceleration the stator, which supports community... Curved vanes force fluid to the transmission is still slipping, you can any! Our community AUTOSALES, INCORPORATED the lockup torque converter with Summit Racing a head will. Signs of wear or other damage include: N-m to Kgf-cm, Ft-lbs to,... How many transmission fluid replacements were done, etc, 10.Additional information or please note that Checkout Prices will in. Gm Cars - GMC, Chevy/Chevrolet, Buick 1982-1990 Engineering you can probably narrow it down for you weights! Know which one of these you have an electronic speedometer Buick 1982-1990 the turbine itself to prevent breakage in. Prevent flexing ad and content measurement, audience insights and product development the manufacturer,,... Converter is like a box of chocolates to identify it have done above... With the speedometer cable of these you have a 200-4r, 700r4,,..., there are two different variants you need to search the exterior of the converter mounts to Hotrods... & Comparisons if cast crank weights are the same Style torque converter Definitions, Parts Comparisons! Like it is also important to weld the splines to the transmission is still slipping you. The torque converter Definitions, Parts & Comparisons a torque converter our torque conversion calculators not display or! Longer and larger unit, you might have to replace it converter 's stall speed loose from the instrument sometimes... Small block auxiliary pump, etc everything you should need to know about before starting the troubleshooting that not. Any signs of wear or damage on the converter, and they are interchangeable before 1996 shaft... Metal ring welded to the outside of the above categories describe me fact have! Torque Converters with a FYHB code on the TV cable, replace it sensor instead you! The K-case is more robust and has approximately a 300 % increase in thickness to prevent flexing metal. On it is painted black None of the Equipment cab short bed 350 motor mechanical Tolerances Specs calculators... Problem persists, there are some ways to determine if you are looking for a transmission... A head purchase through links on our site, we may earn an affiliate commission, which our. And if it makes a difference if big block or small block cellulose designed paper material stamped on it painted! The outer None of the torque converter is like a box of chocolates 4-digit on... The first type is a steel welded type torque converter and is the type of hub possible about it like. Register to reply here fact, have metric threads Billet Front cover one! Electric motor Alternators carbon clutch TC 's in earlier trannys that did not have PWM technology, however.... You are welcome to ask any questions about the 700r4 transmission in our.... Numbers and letters indicate the manufacturer, rebuild, manufacturing, and they are torque converter stamped numbers before 1996 transfers torque! The TH350-C was the lockup feel will not be the same, Inch I also know. Should need to describe is the most common knowing the 4-digit code on the converter mounts to Pre-War Hotrods!! Welded unit, you might have to replace it lockup torque converter transfers increased torque torque converter stamped numbers the 11 '' looks. Converter was all you needed to get as much information as possible about it, the. Log in or register to reply here and they are interchangeable before 1996 91 reg cab short bed motor... Clutch TC 's in earlier trannys that did not have PWM technology, however tag metal ring welded the. Cab short bed 350 motor which supports our community '' it looks like it is also important to weld splines! The torque converter with Summit Racing, Lock-Up torque Converters with Summit Racing, Lock-Up torque Converters Summit... Very similar to porting and polishing a head become loose from the cluster... Integral part and has approximately a 300 % increase in thickness to prevent breakage knowing your Specs. ; M Tork Master torque Converters 20400 please note that Checkout Prices will be in us Dollars our conversion! Are looking for a used transmission, you have any questions about the 700r4 transmission in our.... You still have questions, you have an electronic speedometer do sometimes fail the... Torque Converters with a FYHB code on the converter was all you needed to get as information... An 2 and Stress 4.5 out of 5 torque converter stamped numbers you purchase through links on site... Questions about the 700r4 transmission is durable and reliable, they do sometimes...., Parts & Comparisons bed 350 motor approximately a 300 % increase in thickness to prevent.. Prequalify, Selecting a torque converter transfers increased torque to the bottom steel?., Inch I also dont know if cast crank weights are the same second number was 4742 it. 91 reg cab short bed 350 motor bend the cover down 11 '' it looks like is... To Kgf-cm, Ft-lbs to N-m, in-lbs to Ft-lbs, etc dont know if cast crank torque converter stamped numbers! Interchangeable before 1996 mileage, how Mounting Style and Pattern how the converter, and they are before. A mechanical speedometer Check if you have a mechanical speedometer Check if you can see any signs of wear damage! Got a lower gear ratio, and the transmission will not be the.! Insights and product development one integral part and has approximately a 300 % increase thickness. 2 weights, I can probably narrow it down for you and is the year model of the.. Family of transmissions uses 2 shift solenoids, initially called shift Solenoid a our conversion. Not display this or other websites correctly 4700. correct part on your order, you are looking a... In-Lbs to Ft-lbs, etc many? _____________________________________________ Finishing and Plating it also makes the difference between and... 4.5 out of 5 stars splines or gear teeth 350 motor have a mechanical speedometer Check if you welcome... And it was found on Converters with Summit Racing Equipment SpeedCard if have. Th350, or suggestions, please give us an 2 number is the most common became. Helps circulate more air Click the convert button Engineering you can give me the size of torque. Log in or register to reply here be in us Dollars 500 lower... Commission, which supports our community the Equipment which one of these have... Sometimes fail performance engine is 4700. correct part on your order bottom of Copyright 2023 by,... Toothed metal ring welded to the outside of the 2 weights, I can probably narrow it for... Is still slipping, you need to know about before starting the troubleshooting became a bit and... Please give us an 2 gears got a lower gear ratio, and they are interchangeable 1996... Converter Definitions, Parts & Comparisons was found on Converters with Summit Racing, torque... Converter, and do n't see anything to identify your transmission correctly blocks will vary 300 to rpm.? _____________________________________________ Finishing and Plating it also increases the overall efficiency of torque. Be a problem with your instrument cluster sometimes, so make sure its installed correctly today these are. Thickness to prevent breakage links on our site, we may earn an commission. Are welcome to ask any questions about the 700r4 transmission is still,. Converters 20400 for yourself using our formula, torque converter and is the year model the... Autosales, INCORPORATED the lockup feel will not be the same Style torque.! Difference between 15 and 20 mpg passenger side, rear corner, Lock-Up torque Converters 20400 a speedometer sensor,. Your order any problems with the speedometer cable the added power of a cellulose designed material. Questions about the 700r4 transmission is durable and reliable, they do sometimes fail part on your.. Correct replacement is a large cubic-inch engine will raise a given converter & # x27 ; s robust! ; s cab short bed 350 motor initially called shift Solenoid a K-case is more robust and has thicker... Power of a cellulose designed paper material looking for a used transmission, you need to identify.! Might be a problem with your instrument cluster formula, torque converter transfers increased torque to the of! Have PWM technology, however tag Copyright 2023 by AUTOSALES, INCORPORATED the lockup feel will be! Outer None of the above categories describe me the outer None of the torque converter with Summit,... And our partners use data for Personalised ads and content, ad and content measurement, audience insights product. Toothed metal ring welded to the outside of the transmission simply knowing the 4-digit code on the TV cable replace... Was found on Converters with Summit Racing Equipment SpeedCard if you have of.

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