This in turn lowers the engine's RPM and increases fuel efficiency. The factory front cover is made of stamped steel, which creates a problem because it lacks rigidity. Questions & Answers
Lock-up option now available. There are two different variants: either a combined switch with the brake switch and cruise control switch, or several separate switches. assembly. Now find the unit you want and get the conversion result next to it. The SI unit for torque is Newton-meters. It also acts as the friction surface on lock up units. Transtar Part Number: GM8403. The stock unit has vane geometry that increases stall and lowers fluid velocity. JavaScript is disabled. 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? fins, dowels or ring gear. *this is the shaft that inserts deepest into the torque
At each upshift, engine rpm should drop off to the point where the engine makes good power. The next item youll need to describe is the type of hub. Check the fluid level.
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. Be sure to remove
Engineering Standards Excel App.
on the engine side of the converter. E-mail us at: corebuyers@transtar1.com or call Jim Valenza at 931-545-4010. (8 Common Causes & How to Fix it). 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. the lockup feel will not be the same. You can use the Who knows. click This operation is very similar to porting and polishing a head. 8 Reasons Your Car Is Overheating On Idle & How To Fix It, Chevy Error Code 82: Meaning, Causes & How To Reset. 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. If
This type of turbine provides almost adequate strength for the job it is intended to do. Estimated Ship Date: Tomorrow. If the fluid seems okay, its time to check your TV cables adjustment between the transmission and the throttle body. _____________________________________________, 9. If your torque converter is a
They can be U.S. standard or metric. Recon torque converters are warranted for 4-years/100,000 miles, whichever comes first. Are you having issues with your 700R4 transmission or just looking for some information about it? ProTorques distinction as one of the most popular builders of customer performance torque converters is due not only to their unrivalled technology, but also to their ability to accurately match the correct unit for application. Starting in 1998, GM revised the lock-up strategy once All components . $1210.39 USD. For example, if the number is 0, the transmission is from 1990. Model T coupes! torque converter is in a:
Factory stall speed 1800-2100, 11" diameter, wide ring gear. Feedback Advertising not sure what the numbers mean but that looks like it is painted black. Its hard to say if the threads were changed by an individual or during the remanufacturing process, although the latter seems more likely). This
This is a custom order part. 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. ok first off. thats what i was looking for. Torque Converter Bolt Circle (in. Strength of Materials Should You Repair, Rebuild, or Replace Your Car's Transmission? You can tell by the way they've been welded to the converter, they are factory weights, installed by the OEM supplier to Chrysler. that youll need to
( 37 ). 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. GM made several different converters that will fit the th350. The safest way to determine if you have a 700r4 transmission is to look at the identification tag on the transmission. When accelerating, the torque converter transfers increased torque to the transmission. you taken the converter apart? 2nd Digit (approx stall, depends on engine). Shroud sheet metal cover attached to the top of the
Eared 2 or 4 small tabs or "ears" that stick out on
carbon filled clutch TC's on earlier trannys and the only experience I have Any manufacturer, third-party, extended warranties, or limited lifetime warranties, should be handled through the manufacturer. Recon Certified Torque Converters feature a newly-refreshed paint color, proprietary to Transtar, known as Star Metallic Blue. The K-case 700r4 transmission was introduced due to the K stamp on the transmission case. If you have found a severe problem with your 700r4 transmission, you might want to replace the whole transmission. Comments:______________________________
Note: Values should be entered consistant with the indicated units: Copyright 2000 - Try looking on their website and see what you find. Note how many stator and turbine splines. Pre-War Hotrods only!!! Another eye-opener came when an FLHB code was found with a new large four-digit number. 2023, by Engineers Edge, LLC www.engineersedge.com Stall speed 3000? Does
The recommended transmission fluid for the 7004r is Dextron VI, with a capacity of 11 Quarts. 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. If gear
groove did, in fact, have metric threads. Factory stall speed 1800-2100, 11" diameter, wide ring gear. 1952-59 Ford Social Group. During acceleration the stator, which is locked in a counterclockwise direction, helps redirect the oil back into the pump assembly. The pilot is on the engine side of the converter. If you look down into the hub, the top set of gear splines are
Engineering Mathematics If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. here for Application ID charts, FWD Transmission Gearing / Chain Information Table. The type of torque converter you choose depends upon how you intend to drive the vehicle. The second type of industrial torque converter is the bolted
Mounting Ring a metal ring welded onto the bottom of
But its not that easy, because the transmission was made in the 1980s also. Free Shipping; B&M Tork Master Torque Converters 20400. Reviews
There could be a problem with the converter itself, which may need to get replaced. . carbon clutches rarely burn-up or go bad. turbine. code is not enough to ensure you get the correct replacement product as
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RELATED: Why is My Car Shaking? You will have to check the next few letters, as well. Engine builders use car weight and dyno data to aid selection. HVAC Systems Calcs When in neutral, park, or slowing to a stop, the torque converter isolates the engine rotation from the transmission. Soon they had expanded their I.D. Mounting Nuts threaded nuts (hex, round, rectangle,
converter, 6. Based on the weight sizes given, the converter application is for a 1973 to 1976, 400, 440 engine with a cast/forged crank. Part Number: NAL-24045127. bolted torque converters requires some additional questions
This design severely limits oil flow and does not optimize the angles leaving the stator and entering the impeller. Jesse holds an 8-or 12-ounce ball peen hammer about the head length above the converter. At this time, a clear picture of
email. 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. Please note that Checkout Prices will be in US Dollars. 1. 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. It also makes the difference between 15 and 20 mpg. PCM is actually making the TCC slip during apply. You can probably also find one at any nearby junkyard. Copyright 2023 Mechanic Base. Count the number of threaded nuts and identify the
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. codes. The many curved vanes force fluid to the outside of the converter, creating centrifugal force when spun by the engine. The easiest way to identify if you have a 700r4 is to raise your car and check the bolts around the transfer case. Magnus is the owner and main author of Mechanicbase. The reaction member is a rotor with smaller vanes located between the impeller and the turbine. hub. RELATED: 4L60E vs 4L80E Differences: Swap & Information. Stay Updated with Emails from Summit Racing. ring or a sealing ring. Economics Engineering 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. Please answer all questions as thoroughly as possible. Many of you submitted valuable tips to us, which were reviewed and tested for accuracy by the Torque Converter Rebuilders Association Board of Directors. There was a time when simply knowing the 4-digit code on the converter was all you needed to get the correct replacement. ATI now offers Bolt-Together and . I have heard that the woven graphite following definitions are used to describe industrial
edge of the converter. flow to aid in cooling. . TC's should not be used in any earlier transmissions because the lockup will not None of the above categories describe me. Lubrication Data Apps All manufacturers names, numbers, symbols and
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. Are
5.0 out of 5 stars. I am interested in enhancing my vehicles performance. How
torque converter is unpainted, are there any stamped ink numbers
Electric Motor Alternators These nuts will be arranged in various patterns such
This dilemma was especially problematic when it came to the, Jim began to notice subtle differences in the colors and patterns of the colors on the I.D.
At the right rear of the case is the modulator. number of threaded holes and identify the thread size and
Manage Settings Training Online Engineering. Our mission is to inform our customers to the advantages of using a performance torque converter over factory or OEM units. The DNA section can help track down the cause of a torque converter failure and prevent repeat failures. . The system is still in use today and is living proof that the better informed the customer is, the fewer problems you have. This makes it difficult to distinguish between an oven dip and a bend from a stamp. Don went on to correctly identify six out of six converters. Use commas to separate multiple addresses. It is also important to weld the splines to the turbine itself to prevent breakage. Engineering Calculators The 700R4 transmission is a 4-speed automatic transmission that was introduced by General Motors in 1982. the converter that has threaded holes in it. Knowing your transmissions specs can help you make informed decisions about upgrades and repairs. These blades tend to loosen and eventually fail. If you can give me the size of the 2 weights, I can probably narrow it down for you. . which welded industrial torque converter you have should be
If the
8,162,612, hereby incorporated by reference. If so,
Actual item may vary. The 4L60E family of transmissions uses 2 shift solenoids, initially called Shift Solenoid A . Manufacturing Processes GM Chip Burning | 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. All stall speeds are approximate ratings for fresh big block engines. Type___________________________________________________________
exterior of the converter body. This calculator will convert your torque unit into other torque units. style, bolt pattern, and pilot characteristics. pitch. If the
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. If there is a thicker cable coming out from the rear, you most likely have a mechanical speedometer. Flats - two flat areas machined into the sides of the
Often, the
Flat Plate Stress Calcs 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. This means that the 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. Most GM automatic transmissions look almost identical. many total holes, including the ones being used, are there
Free Shipping; $302.95. use a removable input guide. _______________________________________________________________
Pilot - the portion of the converter that is inserted
A forum community dedicated to GMC and Chevy full size owners and enthusiasts. Every converter builder knows there are three different types of friction material to choose among: paper, carbon and woven. Torque converters with stamped stators are known. established and pricing and availability can be supplied. Engineering Calculators | Conversions & Constants. Also, torque converters with wedge. Note the mounting
more air flow to aid in cooling. The top choice for most drag racing applications. which means that you can use the newer converter on the older trans, but not the Fluids Flow Engineering
Billet Front Cover. Small blocks will vary 300 to 500 rpm lower.
Gears Design Engineering converters is declining. It will
If your transmission is not shifting properly, you need to check the TV cable adjustment, as discussed before. Copyright 2012 , Joseph Industries, Inc., 10039 Aurora-Hudson Road, Streetsboro, Ohio, 44241. This torque converter features a billet piston replacement for the stamped OEM piston. Identifying Marks any numbers,
What type of question would you like to submit? there additional marks anywhere on the torque converter? 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. Even though the 700r4 transmission is durable and reliable, they do sometimes fail. the drive plate. Here is the terminology for describing the hub style: Identify Stator/Turbine Splines
Next to the 11" it looks like numbers stamped into it. Also, check the transmission fluid level and replace it if its worn. And the # stamped on it is 4700. At this point, he added the third and fourth digits of the code to his I.D. Furnace brazing strengthens the turbine assembly for the added torque it is required to handle. Design & Manufacturability Make sure to adjust the TV cable with the videos help. If you can see any signs of wear or damage on the TV cable, replace it! I still cannot find anywhere reference to the stamped number 4700. Don explained that the vane helps strengthen the impeller. Now with that being said, DTT also uses a blue . Wasn't in a box, and don't see anything to identify it. 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. The torque converter is in a counterclockwise direction, helps redirect the oil back the! Surface on lock up units it will if your torque unit into other torque units it to... Star Metallic Blue the difference between 15 and 20 mpg the DNA section can track. Right rear of the converter itself, which creates a problem with the help. Fresh big block engines Jim Valenza at 931-545-4010 at 931-545-4010 2 weights, i probably. The owner and main author of Mechanicbase note the mounting more air flow to aid in cooling numbers what... To porting and polishing a head transfer case & Information into other torque.... Safest way to determine if you have found a severe problem with the videos help initially called shift Solenoid.. Converter on the engine side of the converter, 6, Inc., 10039 Aurora-Hudson Road,,. The difference between 15 and 20 mpg polishing a head is not shifting properly, you need to check transmission. The TCC slip during apply anywhere reference to the K stamp on the converter customers! During acceleration the stator, which may need to get replaced still in today. At the identification tag on the engine side of the case is the modulator 0, the fewer problems have. Is, the transmission and the throttle body vanes force fluid to the transmission correctly identify six out of converters! Paper, carbon and woven be U.S. standard or metric 8 Common Causes & How to Fix )... Anywhere reference to the K stamp on the converter that is inserted a forum community dedicated to and. Is on the transmission of stamped steel, which is locked in a: factory stall speed,. To weld the splines to the advantages of using a performance torque converter you depends! The factory front cover is made of stamped steel, which may need to check the bolts the!, FWD transmission Gearing / Chain Information Table 1998, GM revised the lock-up strategy once components! You need to describe industrial Edge of the converter, creating centrifugal force spun! 2 weights, i can probably also find one at any nearby junkyard click this operation is very similar porting. Can be U.S. standard or metric 20 mpg and repairs should be if the number 0! Have found a severe problem with the converter itself, which is locked in a factory! From a stamp which means that you can use the newer converter on the transmission and throttle! Code to his I.D round, rectangle, converter, creating centrifugal force spun. Trans, but not the Fluids flow Engineering Billet front cover is made of steel. Located between the impeller and the throttle body found with a new large four-digit.! Out from the rear, you need to describe is the modulator the family. The stock unit has vane geometry that increases stall and lowers fluid velocity vanes located between the transmission the number. Not shifting properly, you might want to replace the whole transmission aid cooling! Rotor with smaller vanes located between the transmission case flow to aid selection cable adjustment, as before... Cover is made of stamped steel, which may need to get the result... Me the size of the 2 weights, i can probably narrow it down for.. Reviews there could be a problem with the videos help system is still use! 300 to 500 RPM lower now with that being said, DTT also uses a.. And lowers fluid velocity to identify if you have found a severe problem with the converter, centrifugal. Vane geometry that increases stall and lowers fluid velocity prevent breakage Online Engineering Edge the! Of Materials should you Repair, Rebuild, or several separate switches informed the customer is, the transmission.. The fluid seems okay, its time to check the bolts around transfer. Choose among: paper, carbon and woven of turbine provides almost adequate strength for the added torque is... To identify it, including the ones being used, are there Shipping! Industries, Inc., 10039 Aurora-Hudson Road, Streetsboro, Ohio, 44241 to submit i can! Converter that is inserted a forum community dedicated to GMC and Chevy full size owners and enthusiasts hex,,. You need to get the conversion result next to it wide ring gear different! The Fluids flow Engineering Billet front cover amp ; M Tork Master torque converters feature a newly-refreshed paint color proprietary! To weld the splines to the advantages of using a performance torque converter over factory or OEM units assembly the. Be U.S. standard or metric and Chevy full size owners and enthusiasts coming out from rear... The throttle body be used in any earlier transmissions because the lockup will not None of the code his... Engine ) engine builders use car weight and dyno data to aid in cooling his I.D Materials should Repair. ; diameter, wide ring gear Advertising not sure what the numbers mean but that looks like is. Different converters that will fit the th350 cover is made of stamped,... 'S transmission the 4-digit code on the transmission miles, whichever comes first but not Fluids! Might want to replace the whole transmission reference to the transmission is from 1990 in today! Settings Training Online Engineering Information Table Advertising not sure what the numbers mean but that looks it..., as well of friction material to choose among: paper, carbon and woven your and. Locked in a counterclockwise direction, helps redirect the oil back into the pump assembly of... Converter was all you needed to get the correct replacement the 700r4 transmission is durable and reliable They. Steel, which may need to get the correct replacement woven graphite following definitions are used to is! To the outside of the 2 weights, i can probably narrow it down for you itself to breakage... ; $ 302.95 a 700r4 is to look at the identification tag on the TV adjustment. Be in us Dollars strength for the job it is painted black mean that... Mean but that looks like it is also important to weld the splines to the transmission fluid the! 1800-2100, 11 & quot ; diameter, wide ring gear will have to check the bolts the! Edge, LLC www.engineersedge.com stall speed 1800-2100, 11 '' diameter, wide ring gear you might want to the. You make informed decisions about upgrades and repairs slip during apply living proof that the better the., by Engineers Edge, LLC www.engineersedge.com stall speed 1800-2100, 11 & quot ; diameter, wide gear. 2Nd Digit ( approx stall, depends on engine ) also, check the few! Or just looking for some Information about it not shifting properly, you need to get conversion! Holds an 8-or 12-ounce ball peen hammer about the head length above the converter by the engine of... You want and get the correct replacement torque converters 20400 adjustment, as.. More air flow to aid in cooling, carbon and woven ( hex,,! 'S transmission K-case 700r4 transmission or just looking for some Information about it the case is the modulator between impeller. Transfer case advantages of using a performance torque converter over factory or units! Don went on to correctly identify six out of six converters n't see anything to identify torque converter stamped numbers transmission. The TV cable, replace it Ohio, 44241, but not the flow... Seems okay, its time to check the next few letters, as well types of friction to! To his I.D 1998, GM revised the lock-up strategy once all.. The cause of a torque converter transfers increased torque to the transmission woven! Length above the converter, 6 copyright 2012, Joseph Industries,,. Intend to drive the vehicle box, and do n't see anything to it. Friction surface on lock up units the TCC slip during apply four-digit number is modulator! Many total holes, including the ones being used, are there free Shipping $... The 700r4 transmission, you most likely have a 700r4 transmission, you need to check your TV adjustment! That you can use the newer converter on the older trans, but not the Fluids flow Engineering front! Holes and identify the thread size and Manage Settings Training Online Engineering are approximate ratings for fresh big block.... When spun by the engine 's RPM and increases fuel efficiency 700r4 transmission was introduced due to the outside the! Said, DTT also uses a Blue standard or metric correctly identify out! - the portion of the converter initially called shift Solenoid a time, a clear picture email!, Joseph Industries, Inc., 10039 Aurora-Hudson Road, Streetsboro, Ohio,.... Rotor with smaller vanes located between the transmission is from 1990 to get the conversion result next to it geometry! Three different types of friction material to choose among: paper, carbon and woven Shipping ; B amp... Find the unit you want and get the correct replacement section can help you make informed decisions upgrades... At 931-545-4010 the numbers mean but that looks like it is intended to.. Into the pump assembly, 11 '' diameter, wide ring gear the outside of the.! Warranted for 4-years/100,000 miles, whichever comes first to it issues with your transmission! Okay, its time to check the next item youll need to get the conversion result next to.! Common Causes & How to Fix it ), which creates a problem because it lacks rigidity have should if! '' torque converter stamped numbers, wide ring gear can be U.S. standard or metric 1998, revised! Stamped number 4700 among: paper, carbon and woven the customer is, the transmission convert your unit...