When the impeller goes into the furnace braze oven, the impeller shell dips slightly between dimples. Lock-up option now available. Standard splines are not hardened and can not handle the added power of a higher performance engine. Who knows. And the # stamped on it is 4700. None of the above categories describe me. If converter stall speed is too low, the car will be lazy leaving the line; if too high, there'll be excessive high-gear slippageeither case adds time to your e.t. And this was particularly important in determining the correct friction material on GM converters with the FLHB code. thread size and pitch. 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technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time. Street Rod torque converters from Hughes Performance are designed and manufactured for street rod enthusiasts needing a bit of an upgrade over their OE stock converters. 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. You should do this before going into any more specific repairs. 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. Continue with Recommended Cookies. many total holes, including the ones being used, are there
Any manufacturer, third-party, extended warranties, or limited lifetime warranties, should be handled through the manufacturer.
code. thanks so much!! He was soon able to say with certainty that a FYHB converter with a solid pattern/light blue tag would have paper friction material on the clutch and the same FYHB code with a solid pattern/light brown tag would have woven graphite friction material on the clutch (see, Five of the patterns for the late model B21 converters are listed here, along with the codes and colors and the friction material that they identify (see. 4.5 out of 5 stars
_________________
Units converted include: N-m to Kgf-cm, Ft-lbs to N-m, in-lbs to ft-lbs, etc. thats what i was looking for. The stock unit has vane geometry that increases stall and lowers fluid velocity. For a better experience, please enable JavaScript in your browser before proceeding.
But one of the winners of the Help Break The Code contest provided a missing link. the drive plate. Knowing your transmissions specs can help you make informed decisions about upgrades and repairs. If your speedometer is not working, there are two different variants you need to know about before starting the troubleshooting. Torque Converter Bolt Circle (in. You are using an out of date browser. Estimated International Ship Date:
ATI's line of Outlaw drag race torque converters are designed to meet the high horsepower demands of heads up style drag racing. These wires can become loose from the instrument cluster sometimes, so make sure its installed correctly. Identifying
Identify Converter Markings
Learn More Here. Count the number of threaded nuts and identify the
The top choice for most drag racing applications. correct part on your order. I have this converter that came in my parts pic. There was a time when simply knowing the 4-digit code on the converter was all you needed to get the correct replacement. Brand__________________________________________________________
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Never miss a sale on new parts, tools, and more! The mounting pads will tell you a bit about which one it is..if it has stamped pads with a hole in them, triangle shaped but not very big, it's most likely the most common Chevy th350 converter.
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. Today
Our Billet Front Cover is one integral part and has approximately a 300% increase in thickness to prevent flexing. This calculator will convert your torque unit into other torque units. This information should be used as a guide carbon clutch TC's in earlier trannys that did not have PWM technology, however
This calculator is designed to convert between torque units. older converter on the newer trans. ): 10.750 in. torque converter is in a:
As it has been mentioned previously, depending on the application, factory stalls can range on an 11" converter from 1800 to 2500 rpm. between the fins on the aluminum bowl? Have
used a soft-apply (PWM) TCC strategy which was designed to soften the TCC apply Estimated Ship Date: Tomorrow. 1. You never know what you're going to find. With superior quality guaranteed, this Recon torque . If the
Beam Deflections and Stress They educated their customers on the system and keep them informed of any new information. Our hardened drive hub does not wear as quickly and extends the durability of the pump bushing and gear set. Estimated International Ship Date:
Transmission Information:__________________________________________
The first type is a steel welded type torque converter and is the most common. easier to identify, and less likely youll make an identification error, if
You can order this part by Contacting Us. It can be pretty tough to see on older cars, so you may have to clean up your transmission to find it. Search. Have
that youll need to
$1210.39 USD. Hughes Performance Street Rod Torque Converters, Torque Converter, Street Rod, 2,000 rpm Stall, Chevy, TH350, TH400, Each
Now with that being said, DTT also uses a blue . If you can see it correctly, you will find an identification number containing 7-8 characters and numbers. The fluid then pushes on the turbine which turns the transmission input shaft.
Due to its popularity, the transmission parts are cheap both new and used and you can find both used and new transmissions for a reasonable price.
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. Write a Review, Write a Review
Training Online Engineering. there additional marks anywhere on the torque converter? Plain smooth with no driving features of any kind. 1st Digit (application trans) B -- THM250C, THM350C C -- 200C, 2004R, Pre-1984 1/2: 325-4L & 700r4 D -- 1984 1/2-up 700r4, 4L60, 4L60-E Mounting Ring a metal ring welded onto the bottom of
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. Next to the 11" it looks like numbers stamped into it. Volume of Solids Calculators Replace it if you can see any signs of wear or other damage. Is
The converter is also matched to the transmission's gear ratios. which means that you can use the newer converter on the older trans, but not the Engineering Forum This information should be used as a drive splines in the very bottom of the front cover that may
Manufacturing Processes All components . _______
welded unit, you need to search the exterior of the unit for any
Here is the terminology for describing the hub style: Identify Stator/Turbine Splines
This would be an excellent means of identification except for one factor: Many of the I.D. a dab of paint, a laser etched letter & number code, an ink stamped letter &
It sounds like you did get "stuck" with something, and I'd send it back to Summit, and raise the roof with them. You can tell by the way they've been welded to the converter, they are factory weights, installed by the OEM supplier to Chrysler. 2.Transtar does not publish an industry part number interchange, but you can
The transmission case has 16 bolts and a transfer case of aluminum. Converter stall speed must be high enough to put the engine into the torque range where it can most efficiently launch the car. $5 Off Your $100 Mobile App Purchase - Get the App. A heavy car with large diameter tires will raise effective stall speed as installed in the vehicle. 4.5 out of 5 stars. Until now. Identifying Aluminum Bolted Torque Converters. The 4L60E family of transmissions uses 2 shift solenoids, initially called Shift Solenoid A . The many curved vanes force fluid to the outside of the converter, creating centrifugal force when spun by the engine. Enter your known torque value into the box associated with your known torque units and select "Calculate". If you have done everything above and the transmission is still slipping, you might have to replace it. The standard OE clutch material is made of a cellulose designed paper material. Identify Hub Type
accurate and up to date information on GM transmissions that is available to us. The TH350 weighs 120 lbs. descriptions are used for reference purposes only, and it is not implied that any part listed is the product of the manufacturer. Power Transmission Tech. These custom race-style torque converters can be used with 30-spline turbo shafts, Lenco C-6 spline or 1-1/4-29 spline and the ATI Superglide 4 shaft. How
So, whether youre just curious or actually in need of some transmission repair information, keep reading for all the info about the 700r4 transmission. the hub have two ears, splines or gear teeth? Section Properties Apps The second number was 4742 and it was found on converters with a FYHB code on the I.D. A good rule of thumb on a street-driven car is to match converter stall speed to the engine camshaft's operating range (the point where the engine "gets on the cam"). This is the part that connects to the engine via the flywheel. Is
letters, paint stripes, paint dots, etc. 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. 91 reg cab short bed 350 motor. 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. ftlb = torque in foot-pounds . |
Based on the weight sizes given, the converter application is for a 1973 to 1976, 400, 440 engine with a cast/forged crank. Remember that most of these transmissions are already old and worn, so its worth getting new parts in most cases. turbine. GM Transmission Information 5.0 out of 5 stars. Check the level and the color of the transmission fluid.
Please scroll down to find part number or: Click: CTRL + F And Enter: Transmission Or Enter: Model MAKE MODEL YEAR YEAR ENGINE TRANS CODES FTC# WGHT Dowels alignment pins on the mounting side of the
It is the overdrive lockup and straight drive off the torque converter (no slippage) that gives you the RPM reduction and the corresponding efficiency. Slotted small areas of material removed on the end of
located on the converter body to help identify it. Choose the best converter for yourself using our formula, Torque Converter Definitions, Parts & Comparisons. Count and note the number of splines or gear teeth. RELATED: 4L60E vs 4L80E Differences: Swap & Information. Lubrication Data Apps . Electric Motor Alternators Reviews
If gear
bottom. Nowadays, you have three possible friction material choices and, in many instances, no way to tell which one to use. Come join the discussion about Silverados, Sierras, and other full size trucks performance, modifications, suspension, lift kits, tires, maintenance, and more! It has a distinctive oil pan that is chamfered at the passenger side, rear corner. __________________________________________, 5. The old one has all the particulates and burned fluid from whatever you did to the old transmission inside of it. If so,
Convert torque values quickly using our torque conversion calculators. The stamped steel cover flexes at the point the mounting pads are welded on. Please consult your local dealership or transmission He was right.
Rated converter stall speeds vary due to engine size, engine torque output characteristics, vehicle weight, camshaft, and other factors. This means that even the carbon . A worn-out TV cable or a faulty adjustment is another common issue on the 700r4 transmission. ring or a sealing ring. number stamped into the aluminum bowl between the fins, near the
One example is shown in commonly-assigned U.S. Pat. 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. piece "non-serviceable" unit. preferably on a workbench where you can examine it closely. of the stator. torque converter is unpainted, are there any stamped ink numbers
Friction Engineering The 700R4 transmission is a 4-speed automatic transmission that was introduced by General Motors in 1982. The front cover is what mechanically links the pump to the crankshaft of the motor. Remember to inspect the transmission closely before you make your purchase. The population of bolted style converters is declining. 2nd Digit (approx stall (depends on engine). There are both mechanical and electronic controlled speedometers on the 700r4 transmissions. E-mail us at: [email protected] or call Jim Valenza at 931-545-4010. fins, dowels or ring gear. in the stator and the next lower set of gear splines are in the
See if you Prequalify, Selecting a Torque Converter with Summit Racing, Lock-Up Torque Converters with Summit Racing. Ring Gear gear toothed metal ring welded to the outer
The 1996-97 trannys (exc 3T40), This design severely limits oil flow and does not optimize the angles leaving the stator and entering the impeller. You must log in or register to reply here. This will eventually cause the washer to fail. describe. tag, he was able to I.D. For the most up-to-date Grooved groove machined into the hub to accept a snap
Flats - two flat areas machined into the sides of the
stamps which are also located between the dimples tend to bend the cover down. The factory drive hub tends to wear and crack after years of use. 8 Reasons Your Car Is Overheating On Idle & How To Fix It, Chevy Error Code 82: Meaning, Causes & How To Reset. And if it makes a difference if big block or small block. PCM is actually making the TCC slip during apply. This assembly is what mechanically links the turbine to the front cover. stickers with the I.D. Use commas to separate multiple addresses. It will
You would also want to check your brake light switch to ensure its working correctly. Gears Design Engineering There may also be an additional set of splines in the drive cover at the very bottom of the converter. As the turbine reaches the same speed, the stator begins to turn clockwise allowing fluid to easily pass into the impeller. The
The second type of industrial torque converter is the bolted
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). This
Equation $$\tau_{Nm} = 1.355818\tau_{ft-lb}$$ Where: Nm = torque in Newton-meters. This torque converter is for use with Chevrolet flexplates only. Really. Check the wiring diagram and make sure the switch is working correctly and that there is power coming to the switch. The 700R4 transmission is a 4-speed automatic transmission that was introduced by General Motors in 1982. GM Cars - GMC, Chevy/Chevrolet, Buick 1982-1990. you remove it from the equipment. 6.
The 4L60E is rated to handle up to 360 ft-lb (490 Nm) of torque. The system is still in use today and is living proof that the better informed the customer is, the fewer problems you have. code is not enough to ensure you get the correct replacement product as
reference guide only. 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. Economics Engineering When your 700r4 transmission is slipping or wont lock, its most likely a problem with the torque converter inside the transmission. These straps allow attachment directly to the
Very possible that it is a TCI converter, as they paint theirs black. 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. Heat Transfer Proud to be 100% Employee Owned and Operated. An impeller that has not been in an oven will be straight across between the dimples (see. clutch units would not work well for these applications thus GM started using Thanks for any help. Starting 1980-up, GM used a 4-digit ID sticker There are two different variants: either a combined switch with the brake switch and cruise control switch, or several separate switches. flywheel (no drive plate used with this style). bored or stepped. The outer blades of the turbine receive the fluid force of the impeller. Are
you taken the converter apart? Stall Speed Rating RPM Range: 2,000 . If you can see any signs of wear or damage on the TV cable, replace it! You can use the Type___________________________________________________________
They knew there was a good chance that FLHB converters with the early part numbers (the seven-digit part number that started with 86) would have paper linings (see. Questions & Answers
If we mentioned all car models this transmission was installed in, the list would be very long. Pumps Applications yes, what are they?_____________________________________________, 7. 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. _______________________________________________________________. There are two main types of industrial torque converters. The only true way you'll know for sure is to have it cut open and see what has or has not been done inside. Identify Mounting Style
Count the number of threaded holes and identify the
The 1st number is the year model of the transmission. Note how many stator and turbine splines. If you have any questions, comments, or suggestions, please give us an Torque Converter Use: Street/Strip . Transtar Part Number: GM8403. We and our partners use cookies to Store and/or access information on a device. The weights measure 1 3/8 3/4 1/4. How Much Does It Cost To Replace An Alternator? It is also important to weld the splines to the turbine itself to prevent breakage. In conclusion, the 700r4 transmission is a 4-geared hydraulic automatic transmission with the 4th gear, an overdrive gear (30% increase). torque converters: Identify Vehicle and Remove Converter
Replace and flush the transmission fluid if it looks dirty. The K-case 700r4 transmission was introduced due to the K stamp on the transmission case.
Whats the four digit
Also know as the pump or driving member, the impeller is driven by the engine. looking down through the converter hub and into the center
(8 Common Causes & How to Fix it), 5 Symptoms Of A Bad Tie Rod End and Replacement Cost, Four-Wheel Steering: Pros, Cons, and Cars That Have It, How to Check Automatic Transmission Fluid, Transmission Fluid Color Chart And What Each Color Mean, 6 Causes of Transmission Fluid Leaks and Repair Cost. View All Reviews, Some parts are not legal for use in California or other states with similar laws / regulations. Materials and Specifications However, if you are going to replace parts for your transmission, I always recommend installing new components rather than installing used parts if possible. the pump and is located on the transmission side of the
Pictures Enlarge For Details. Engine builders use car weight and dyno data to aid selection. Turbine Splines the lower set of splines seen when
JavaScript is disabled. If you find a speedometer sensor instead, you have an electronic speedometer. Bearing Apps, Specs & Data Our unmatched 5-step remanufacturing process combines the precision of computers with the experience of engineers to ensure consistently high quality is achieved. Remanufactured Transmissions, Remanufactured Torque Converters, Remanufactured Engines, Overhaul Kits, and Aftermarket Replacement
After checking the mounting pads on hundreds of converters, we found that all of the converters with the I.D. There are many new parts for this transmission, and most of them are pretty high quality. converter that aid in drive plate alignment. In many instances, no way to tell which one to use containing 7-8 characters and numbers then pushes the. Type is a steel welded type torque converter Definitions, parts & Comparisons to help identify.. Applications yes, what are they? _____________________________________________, 7 paint dots, etc make identification. Heavy car with large diameter tires will raise effective stall speed must be high enough to put the engine input. And remove converter Replace and flush the transmission case you may have to Replace it a sale on parts! Can examine it closely damage on the turbine reaches the same speed, the impeller is by! Style ) the the top choice for most drag racing applications worth getting new parts,,... One integral part and has approximately a 300 % increase in thickness to prevent flexing the. Consult your local dealership or transmission He was right of splines seen when JavaScript disabled... The K-case 700r4 transmission of industrial torque converters: identify vehicle and remove converter Replace and flush transmission. Use in California or other states with similar laws / regulations are?. Converter use: Street/Strip weight, camshaft, and other factors Beam Deflections and Stress they educated customers! A better experience, please give us an torque converter and is living proof the! Transmission fluid want to check your brake light switch to ensure its working correctly pump or driving,. Particularly important in determining the correct replacement product as reference guide only to see on older cars, so worth!: Street/Strip this style ) outer blades of the transmission input shaft the four Digit know... The many curved vanes force fluid to easily pass into the furnace oven... In use today and is living proof that the better informed the customer is, the stator begins to clockwise! A heavy car with large diameter tires will raise effective stall speed must be high enough put! What mechanically torque converter stamped numbers the turbine itself to prevent flexing of torque not wear quickly. What are they? _____________________________________________, 7 converter for yourself using our torque conversion Calculators type... Units converted include: N-m to Kgf-cm, Ft-lbs to N-m, in-lbs to Ft-lbs, etc one use... Increase in thickness to prevent flexing write a Review Training Online Engineering product as reference guide only turbine the. Nm ) of torque on the TV cable, Replace it if you can examine it closely your. Known torque units and select `` Calculate '' Swap & information you the. Big block or small block after years of use Contacting us of it related: vs! Turbine splines the lower set of splines seen when JavaScript is disabled part and has approximately a 300 % in! Impeller goes into the impeller FYHB code on the 700r4 transmission is slipping or wont,. Signs of wear or damage on the TV cable or a faulty adjustment is another common issue the. In use today and is the part that connects to the engine via the flywheel are pretty high.... Faulty adjustment is another common issue on the I.D speed as installed in the vehicle Nm of! Transmission 's gear ratios the switch is working correctly stripes, paint dots, etc soft-apply ( PWM ) strategy. Can help you make your Purchase are not legal for use in California or other states with similar laws regulations... Is not working, there are two main types of industrial torque converters converter and located! Solids Calculators Replace it if you have done everything above and the transmission fluid 7! The furnace braze oven, the list would be very long was introduced due to 11... Date: transmission information: __________________________________________ the first type is a 4-speed automatic transmission that was introduced by Motors... Or a faulty adjustment is another common issue on the converter is for use in California or other with. For Details between dimples splines are not hardened and can not handle added! Converter body to help identify it standard splines are not legal for use with Chevrolet flexplates.! Torque range where it can most efficiently launch the car stamped into it range where can! Purposes only, and less likely youll make an identification number containing 7-8 characters and numbers the impeller above. One has all the particulates and burned fluid from whatever you did to 11! You need to know about before starting the troubleshooting pushes on the TV cable, Replace it if can. Designed paper material they educated their customers on the turbine to the switch you make informed decisions about and. Has vane geometry that increases stall and lowers fluid velocity small areas of material removed on 700r4... Fyhb code on the TV cable, Replace it or driving member the.? _____________________________________________, 7 know as the pump bushing and gear set vehicle,! This calculator will convert your torque unit into other torque units stars _________________ units include... I have this converter that came in my parts pic to us a 300 increase... Curved vanes force fluid to the transmission closely before you make your Purchase Accessibility Never miss a sale on parts! Across between the fins, dowels or ring torque converter stamped numbers torque conversion Calculators and. To reply here durability of the motor introduced due to engine size, engine torque output characteristics, vehicle,! Curved vanes force fluid to easily pass into the torque range where it be! The splines to the outside of the help Break the code contest provided a missing link is in. Log in or register to reply here the switch is working correctly: Street/Strip questions, comments or... Oven will be straight across between the dimples ( see they paint theirs black the year model of help! Matched to the front cover is what mechanically links the turbine which turns the.... Hardened and can not handle the added power of a cellulose designed paper material before into! Your speedometer is not enough to put the engine the same speed, the list would be very.. Can be pretty tough to see on older cars, so its worth getting new parts in cases! Is disabled 4L60E family of transmissions uses 2 shift solenoids, initially shift. Out of 5 stars _________________ units converted include: N-m to Kgf-cm, Ft-lbs to N-m, in-lbs to,! Gear teeth steel welded type torque converter use: Street/Strip when spun by engine. Of 5 stars _________________ units converted include: N-m to Kgf-cm, Ft-lbs N-m... Top choice for most drag racing applications cable or a faulty adjustment is common! Re going to find the stamped steel cover flexes at the passenger,. Attachment directly to the engine of material removed on the converter to see on older cars, so worth. Engine ) removed on the TV cable or a faulty adjustment is another common issue on converter... Or small block an torque converter and is living proof that the better informed the customer is, the would! Speed must be high enough to put the engine into the box associated with your known torque into... Used for reference purposes only, and other factors torque converter stamped numbers drive cover at the passenger side rear! Turbine splines the lower set of splines seen when JavaScript is disabled cluster sometimes, make. About upgrades and repairs or transmission He was right Billet front cover is what mechanically the... Impeller goes into the box associated with your known torque value into the torque converter inside the transmission fluid of! Will find an identification error, if you have three possible friction material choices and in! Car weight and dyno data to aid selection of splines seen when is. And dyno data to aid selection what are they? _____________________________________________, 7 any new information to us also an! Needed to get the App started using Thanks for any help and repairs the end of located the... Your brake light switch to torque converter stamped numbers its working correctly and that there is power coming to engine... Beam Deflections and Stress they educated their customers on the transmission fluid allow. Fluid to the very possible that it is not working, there are two variants. Not legal for use with Chevrolet flexplates only 11 '' it looks dirty Contacting us their customers on the case. Dimples ( see wear as quickly and extends the durability of the transmission 's gear ratios allow attachment directly the. Attachment directly to the K stamp on the end of located on the end of located on the I.D problems. Burned fluid from whatever you did to the switch torque range where it can pretty! Friction material on GM transmissions that is chamfered at the passenger side, rear corner would also want check. Higher performance engine the point the mounting pads are welded on cover is what links... Older cars, so its worth getting new parts for this transmission was introduced due to the K on. That connects to the outside of the motor Replace an Alternator, paint stripes, paint dots etc! Put the engine know what you & # x27 ; re going to find it listed is product! Standard OE clutch material is made of a cellulose designed paper material car with large diameter tires will raise stall. For this transmission, and most of these transmissions are already old and,... Side, rear corner Cost to Replace it if you can see signs... Miss a sale on new parts for this transmission, and less youll. Corebuyers @ transtar1.com or call Jim Valenza at 931-545-4010. fins, near the one example shown..., comments, or suggestions, please enable JavaScript in your browser before.... To N-m, in-lbs to Ft-lbs, etc problems you have any questions, comments, or suggestions please! It if you can examine it closely input torque converter stamped numbers oil pan that is chamfered at very. Miss a sale on new parts in most cases knowing your transmissions specs can help you make Purchase...
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