Th400 straight cut gears. TH400 STOCK PLANETARY WITH STRAIGHT CUT GEARS.

Th400 straight cut gears. party/qdprxbft/gale-mein-kharash.

48, with 1. This is a complete gear set‚ ready to install in your carrier. 4L80E STRAIGHT CUT TYPE front planetary carrier assembly 4 pinion. Only present in low gear, if I shift before 4000 I don't hear the noise. Verify the planet gears for straight cut. They can be replaced with normal 4wd and 2wd output shafts and extension housings. For more than a decade, BTE has sold thou Straight Cut: 401609SC: $8,895 : SuperCase & Chevy Bell - 6 pinion aluminum carrier: 1" Vasco: 1. We have extensive experience building the TH400 for all types of applications. Feb 28, 2002 · I think they called it a Turbo 475 A standard Turbo 400 used heli-cut planetary gears while the Turbo 475 used straight cut planetary gears. Straight Thru Transfer Case Final Assembly . To understand these modifications, we […] All BTE transmission gear sets are cut and assembled in our own manufacturing facility. of input torque, nonetheless, aftermarket designs that have been modified may go beyond that rating. Most had 3" deep pan with the standard "Hydra-matic division of GM" stamped on the bottom of pan. The ProGlide comes equipped with a 9310 Straight Cut Gear Set (with warranty), Precision Balanced Carrier with Heavy Duty 4340 Output Shaft, 7 Clutch Drum, High Flow front Pump & heat treated pinned stator tube, plus an "Instant-Releasing" External Solenoid Brake that moves the release valve with Jun 16, 2023 · Gear configuration: The TH400 boasts a three-speed configuration, consisting of three forward gears and one reverse gear. Now available with the award winning ATI T400 SFI Certified SuperCase. 10 ¼” Flange To Flange. prorat56 · Registered. 00 th400 straight cut planetary, (choice ratio 2. For more than a decade, BTE has sold thou Aug 25, 2006 · I saw this in Jeg's, it looks pretty interesting. 2 and 3 speed versions available with many gear set ratios to choose from. Part Type: Automatic Transmission Gears. 10-1. Gear Set Material: 4340 Steel. For more than a decade, BTE has sold thou All BTE transmission gear sets are cut and assembled in our own manufacturing facility. 90 lbs. F2535S: Straight Cut Powerglide Gear Set, 1. 5” or less; Super strong lightweight ring gears in steel or aluminum; Eliminates power loss from friction 1. 1. The helical cuts on the teeth further increase tooth contact surface area when compared to straight-cut teeth. The straight cut ones are really strong and they are used in motorhomes and like C60 trucks. Cast iron is what most kits will contain, and what was used stock in most TH400's. But that cut of the gears does not make it a stronger transmission to have in your RV or car. Scarf cut teflon was used on later model Th400's. Question is- does it matter if I get a helical or straight cut planetary set? I understand that the straight cut planetary pretty much eliminates thrust wearing issues. Motor homes with the large brake parking device on the trans usually indicated a t-475. The new SLR 11. (12DP) Kit includes sun gear, sun gear flange, and reverse ring gear. In my (so far) limited research, all I can find is straight cut vs. 9/22 SFI dates. Nov 13, 2013 · Helical and straight cut gears both can be made to give maximum service life for a given application. 3-Speed Ratio: 2. I'm fighting the urge to build a "super case" M22 Muncie for this car. Both the TH350 and Apr 2, 2011 · The straight cut gears have LESS tooth contact area that helicals as the shortest way to the other side of a gear is straight. Got the car into high gear as soon as I could in the burnout box. The TH400 has the helical cut which makes it a quieter transmission. There is also a possibility that is also has the straight cut planetaries in 1st gear (th475). The straight cut gears are not necessarily stronger, but they do eliminate much of the thrust load that generates heat, and eats up Torrington needle bearings. Part # 2474s Jan 30, 2024 · Can be used on 91-98 4L80E and TH400 all years. Super Strong Ground Gearing. Hutch . Utilizing the 2. 54 - the new rear gear required to obtain the 11. I had a tci 2. 80 powerglide gears. 48 as the second cog, but with the power of our supercharged small-block in Evil 8. 95 - 1. Sep 27, 2022 · The straight cut gear sets are not weak, we have several sets in 7 second TH400's ,and one set in a 6000lb LWB truck that has a 1500hp Procharged 632 ,with transbrake. WARRANTY WILL ONLY BE HONORED IF THE PRODUCT WAS NOT INSTALLED OR USED IN ANY WAY. Pleasant, MS in our own facility; 4340 steel forged output shaft (standard or TH400 sized Magnum) All new steel gear carrier, computer balanced; Precision ground steel pins Sep 9, 2013 · In the mid 11 range, 1. A completely unique approach was used to design one common carrier (instead of two) and to use pinion gears and idler gears in order to mesh small sun gears to large BTE's powerglide 1. 98 straight cut gear sets are constructed from the finest aerospace materials to ensure the most reliable backbone for your racing transmission. 48 equals a 10. 5 paired with the tiny 235 drag radials running on radial-type prep, a custom 2. 16 TH400 Tailhousing 1. 69 straight cut gear sets are constructed from the finest aerospace materials to ensure the most reliable backbone for your racing transmission. Shift Rite Transmissions (16692) 99. The TH400's in motorhomes use planetaries with straight cut gears much stronger than the more common helical cut ones, but hard to find. 04 BTE One Piece Shift STRAIGHT THRU TRANSFER CASE WITH TURBO 400 ADAPTOR QUICK CHANGE GEARING RATIOS FROM 2. 41 BTE Bracket Brake Pressure Regulator Spring. Straight Cut, 1. Coated sun gears for improved scuff resistance. edit: forgot the switch pitch stuff, too. 1 x 2. Some also use parking brakes on the output shaft and extension housings. Supercases come with a roller case bearing (1) and a large rear bearing (1). 48 gear set in. Used a length of pipe to install the new gear, that sucker is a tight fit, small wonder the tool broke. The cases are also thicker in the bell-housing area. SUPER-FINISH TH400/XLT Feb 7, 2013 · I have a very nice TH475 I'm trying to convince myself to use. Jun 17, 2015 · TH400 straight cut vs helical cut gears Jump to Latest 1K views 2 replies 2 participants last post by blazin 99 Jun 18, 2015 th400 stock planetary with straight cut gears (0) your price: $450. 69 ratio powerglide gear set for standard length transmissions . The only thing left is the shift selector shaft, park rod and pawl with the bracket. Mar 24, 2013 · All the forward gears work with the forward drum applied, but not the reverse. 80 Straight Cut Chromoly Gearset; Standard Long Length “Quiet” Straight Cut Gears; 4340 Chromoly Output Shaft; USA Made; Serviceable Pins allow for easy Maintenance; No Speedometer or Governor Provision, 27 spline output; Rated to 2000hp in most applications; Includes Sun Gear, Flange, Reaction Gear, Center Bearing and Complete Planetary All BTE transmission gear sets are cut and assembled in our own manufacturing facility. Full set of 1. kinda neat, but not meant for huge hp. The 4l80e rear planetary assembly (#34584se) is easily available and was gonna just use the drum assembly if it would work. Part # 2474s Sep 9, 2009 · The straight cut gears in t-475 were in use way earlier than you list in your question. Some had HD cast into the top of the converter housing, some didn't, mine didn't. TH400 STOCK PLANETARY WITH STRAIGHT CUT GEARS. Feb 14, 2002 · The griner 1+2 is really only usefull if you change rear gears and run 1/8th mile. Driver. Like. I prefer solid teflon, although it is the most time consuming type. The straight cut/shallow helical cut gears are much more noisy. Jun 11, 2018 · They are also louder, same as the old Muncie rock crusher trans. Mar 1, 2009 · Luckily, nonstock gear ratios are available for the TH400. Farrer-Out. They were designed for real heavy vehicles for pulling and no internal thrust for thrust washers to fail. We installed used helical cut planets with torrington bearings to replace thrust washers in many units. TH400 STOCK PLANETARY WITH STRAIGHT CUT GEARS . Intermediate (2nd gear) band has been eliminated so engine braking is a non issue. Ended up cutting the gear off with a small dremel equipped with a cut off wheel. 66" CENTERLINE TO FRONT OUTPUT This transfercase has quick change gearing. 10 set that I never used. Aftermarket th400 gearboxes can also have a “Reverse” pattern where the 3 forward gears are reversed when using the selector. My set had a runout/binding issue that I could feel, but tci couldn't. but they did NOT change the low gear ratio. They had "straight" cut planetary gears which were much stronger and do make some noise. Solid teflon is used on 4L80's and is interchangeable. Performance Capabilities and Capacity: 1. Part# : 131402. The TH400 uses an electronic kick-down mechanism, which means that there will be an electric plug on it. CLOSE RATIO STRAIGHT CUT PLANETARY SERIES and to use pinion gears and idler gears in order to mesh small sun gears to large ring gears. Our gearsets include: 9310 vacumelt steel gears – Made in Mt. All 1st gear leave though. For more than a decade, BTE has sold thou Jul 9, 2013 · Figure 2 shows a production straight cut gear reaction carrier Figure 2 shows a production straight cut gear reaction carrier. 00 Add to Cart 1. 10/1. Powerglide Planetary Gear Sets by FTI Performance. For more than a decade, BTE has sold thou TH400’s are what we cut our teeth on. I will make a list of the mods we did but we also went to blue LAT fluid and -8 tranny cooler lines and straight cut gears. 40, 2. 30 divided by the old low gear of 2. 00 Add to Cart Jan 25, 2004 · This gearset uses straight cut gears instead of helical cut gears to reduce the power loss (95% efficient vs. This loose gear kit includes three short pinion gears, three long pinion gears, sun gear, flange plate with flange gear and reversing ring. 48/1. www. For more than a decade, BTE has sold thou Mar 4, 2023 · New Coan Billet Aluminum Protree Transbrake VB 1st or 2nd leave. 80 ratio powerglide gear set for standard length transmissions TH400 output. 30 SLR (4. You need to check various items for wear in the gear train of the t-400. Mar 23, 2016 · Okay, we ran 6 runs at Speedweek 2016 and planetary gears still look good. 80 straight cut gear sets are constructed from the finest aerospace materials to ensure the most reliable backbone for your racing transmission. 1815 Patterson Ave. 10 rear gear and a standard low gear of 2. While all care is taken, any errors or omissions in the item details is unintentional. These gears are designed to working in a 1. Visually inspect the front internal gear and pinion gears for chipped teeth, abnormal wear patterns, or bluing caused by surface overheating. The straight cut is the stronger of the two and should last longer under the right conditions. May 25, 2012 · That's about the only difference, straight cut gears to reduce thrust loading in heavy vehicle applications. The negative to helical-cut teeth, when compared to straight-cut teeth, is that more side loading occurs against the thrust washers. For more than a decade, BTE has sold thou Jan 26, 2019 · Guys have rated the Straight Cut Turbo 400 planet gearsets at 1,000 Hp. 48:1 Straight-Cut gear strength in the 1/4 mile use? To me they appear more efficient, but the Straight tooth appears to have more load across less tooth are? Might make a nice loud 1st & 2nd gear noise on the street. Ok, trans is class 101 is dismissed. 10 - 1. 50 gears. 80 Powerglide straight cut gear set (short) BTE's powerglide 1. Using the pan bolt pattern is the easiest way to identify the TH400. Pleasant, MS in our own facility; 4340 steel forged output shaft - TH400 sized; All new steel gear carrier, computer balanced; Precision ground steel pins; Billet steel sun gear flange plate Buy Direct from Speedmaster™ with Fast Shipping. Part # 2474s Cryogenic tempering for an even denser, more uniform gear with a tough and wear-resistant structure. Mar 30, 2016 · The 475 had straight cut planetaries (no helix whatsoever) and you would hear much more planet noise in 1st and 2nd under acceleration. 40 gear set in my TH400. Quantity Add coa-12787b - "maximum duty" straight cut planetary gears only, complete set w/ heat treated ring gear and billet splined reaction flange for 9 clutch su $830. Jun 9, 2004 · IF the drive gear is steel you are in for a workout. Front Planet (Straight Cut). 73/1. I’m going to put the stock 2. The gears also elliminate the synchronizers and use dog-shift mechanism. Sep 18, 2023 · One which displays the installation of it into a TH400 build, with a cut-away housing case, and the other displays a TH400 with a cut-out in the case with a plexi-glass window with the TH400 being run on the transmission dyno displaying what is going on with the opposing rotation movements of the drums during the 1-2 shift points, and the 2-3 Sep 11, 2019 · Some motor homes and big trucks used straight cut gears, those transmissions are known as 475. 40. Your Price: $450. Billet Aluminum Case. ATI has T400 street rod and drag race transmssions for vehicles making 600 horsepower to 3,000 horsepower! Oct 14, 2008 · And straight cut gears are a bit noisy. Wanted to eliminate the forced 1-2 upshift if I go with the TH475. Oct 18, 2012 · The thing I wonder about concerning the straight cut verses helical cut gears is this, does anybody know of a TH400 failing because of the helical gears? Everyone I've ever heard of burnt up from overheating, or lack of fluid or a combination of both. But even on a slick track, the control difference is dramatic. The TH400 has been rated at 450 ft. 48 x 4. Many of these t-475 trans were repaired with regular cut planets if the straight cut were not available or the cost was too high for budget rebuild. 9” high, 20” case length. 80. For more than a decade, BTE has sold thou Mar 14, 2010 · TH400 with straight cut gears. Part # 247410. 10 May 30, 2023 · 4L80E REAR PLANET ASSEMBLY STRAIGHT CUT 91-97 TH400 MT1 PLANETARY GEAR TURBO. These gears are made in the USA by BTE. Both are bullet proof for most. Year 62-73 PG Gears Loose 1. 80 Ratio, Powerglide, Set. BTE 1. The TH400 was launched by General Motors in 1964, as a replacement to the ST300 2-speed automatic transmission. 589 posts ATI's Turbo 400 Drag Racing Transmission. FTI Offers a wide variety and ratio of Drag Racing and Mud Racing Powerglide Transmission gear sets for standard length powerglides and shorty glides. The TH350 uses a mechanical linkage that attaches to the carburetor. Thanks again. Close Straight Cut ProGlide ® ATI’s most popular Bracket & Super Gas Powerglide racing transmission. TH400 Transmissions; Transmission Parts. They also have trouble oiling by design which is the reason for the tooth notching of the gears as seen in the pics above. 75 gear set equals an 11. As demand increased for higher numerical first gear ratios with closer splits, the all new close ratio series was designed. Sent from my MAR-LX1M using Tapatalk Jul 17, 2016 · Here are some vids of my first hit with my 2. its still 2. 2-Speed Ratio: 1. 44, 2. Pleasant, MS in our own facility; 4340 steel forged output shaft - TH400 sized; All new steel gear carrier, computer balanced; Precision ground steel pins; Billet steel sun gear flange plate Jun 21, 2017 · Sell em to some doofus at a swap meet that thinks they're special and get some helical cut planets. 75). Since then have noticed in low gear on the street if I run the car past 4000RPM or so, there's a squeal/screech that seems to be coming from the middle of the car. Shot peening increases gear resistance to fatigue failure, cracking or galling. 90K5 Jan 22, 2008 · Unless youre towing 30k lbs, you wont need the straight cut gears. It was used in a wide range of vehicles, hence, it was th400 straight cut planetary, 6 pinion reaction carrier, 4 pinion output carrier (1. 10 gear set for th400 for sale" Filter by Availability Planetary Gears, Heavy Duty, 28 in. Th350 has the vacuum modulator in the back, and the TH400 keeps it on the side. 00. 56 straight cut gears (you can hear them) vs the stock 2. 1% positive; Seller's other items Seller's other items; coa-12787b - "maximum duty" straight cut planetary gears only, complete set w/ heat treated ring gear and billet splined reaction flange for 9 clutch su $830. Compact unit, 10. HD Straight Cut Gears New ATI TH400 SuperCase and ATI Chevy Bellhousing. 1 alumin bellhousing, deep aluminum pan and billet aluminum hubs. Pleasant, MS in our own facility; 4340 steel forged output shaft - TH400 sized; All new steel gear carrier, computer balanced; Precision ground steel pins; Billet steel sun gear flange plate Jul 16, 2022 · More importantly they did NOT have TH400 helical cut planetary gears. History of the TH400 Transmission. Unfortunately, they said there was no physical way to tell a 400 vs a 475 externally BTE 1. We would like to show you a description here but the site won’t allow us. Jun 4, 2012 1. For 1987, GM changed the nomenclature of their Turbo Hydramatic transmissions — the THM400 was renamed to the '3L80' (three forward speeds, longitudinal positioning, and an arbitrary 'strength' of 80, the second highest such Oct 21, 2016 · The TH400 and 4L80E have been around for a long time, and these units are generally trouble free. so, to alleviate this concern, they put straight cut gears in the heavier duty 475. when the manufacturer found that these torrington bearings were failing due to heavy loads *(generally Find many great new & used options and get the best deals for 4l80e Rear Planet Assembly Straight Cut 91-98 Th400 Mt1 Planetary Gear Turbo at the best online prices at eBay! Free shipping for many products! th400 straight cut planetary, 6 pinion reaction carrier, 4 pinion output carrier (choice ratio 2. Part # 2474s Dec 9, 2007 · There is no externally visible way to determine whether the transmission contains the straight-cut planetary gear set. 48 gear set. Also wondered about internal component differences between TH400 and TH475 beyond the straight cut planetaries. For more than a decade, BTE has sold thou May 3, 2008 · straight cut planetary gears were designed to remove the thrust loading from the sun gear as it carries a load on acceleration. Talked to a mechanic friend and he says this gear set was used in big RVs from the factory. I'm exited that this problem may finally be behind us. 69 Powerglide straight cut gear set (short) BTE's powerglide 1. The angle cut ones are quieter , but they are not as strong because they can pry apart under a heavy load. helical cut gears as the difference between heavy duty and regular planetary gear sets, no mention of gear ratios. 34 ratio) th400 stock planetary with straight cut gears (0) your price 1. John Kilgore-who has modified Turbo 400s since 1969 and has probably forgotten more about this transmission than many of the people who Mar 23, 2005 · I'd have to say the glide is a bit easier to rebuild than a t-400 for a novice. Oct 7, 2022 · Does anybody have data on the TH400 2. Save Share. 16 starting line ratio or, “SLR” (2. BTE's powerglide 1. For more than a decade, BTE has sold thou Most units use either 3- or 4-pinion planetary gearsets with helical-cut gear teeth. Discussion Starter Jan 13, 2016 · Yes, that extension housing was used with a drum type parking brake. lbs. 1. Mar 20, 2024 · Conclusion of TH400 Gear Ratios. Split the The BTE-2474S 1. 48) Related Items TH400 OUTPUT CARRIER SILENCER RING 1. Price. For more than a decade, BTE has sold thousands of sets across the globe in all manner of racing cars, trucks, and The modern aftermarket gear set for powerglide transmissions should feature many of these upgrades as found in our own BTE powerglide planetary gear sets. in stock form, the helical cut gears for the planets and sun gears place a small load on a torrington bearing. 1006 | UPC:840136567325. These gears will fit into an OEM carrier without machining‚ gears do not need to be timed. I finally got my money back and gave up on it. 1). All 8 gears are new - long and short pinions, sun & flange gear; No factory gears are used; Each gear made of high quality Vasco steel; Recommended for engines with a stroke of 3. 69 St Cut W/Ring Gear & Flange. May 1, 2020 · Pull it apart. Helical gears spread the load Dec 22, 2022 · The biggest difference, as we have already said, is the cut of the gears. This engine redlines at 6600 RPM and has an extremely "tall" rear diff ratio. The straight cut gearset offers no axial thrust, reducing loading on the needle bearings, pinion pins, pinion gear inside diameter as well as pinion gear thrust washers . For more than a decade, BTE has sold thousands of sets across the globe in all manner of racing cars, trucks, and boats. I have attached a copy from the owner's manual for gear and final ratios. All BTE transmission gear sets are cut and assembled in our own manufacturing facility. 76 low gear, the company’s custom E9310 gearset (part number HP7469L, which includes a forged carrier housing and ring gear, 9310 pins and new washers and needle bearings) and one with 4140 gears (part number HP7479L, which includes an OEM carrier housing built with new washers and needle bearings). 57 with upgraded internals on a TH400 should be more than enough. Joined Sep 7, 2008 · 223 Posts. 40 Ratio | MPN:PCE550. It cancels out operational forces that can overload thrust surfaces elsewhere in the trans that occur as a result of the Nov 21, 2005 · THM475= straight cut gears THM400= normal cut gears the one i have is 34 and 5/8" overall total length and it has 27 spline output and had a slip style output- not bolted on like the 20 and 30 series trrucks had otherwise it looks identical to a th400 in all ways i plan on putting mine in an 82 z-28 body(i just traded the 87 body for) after 1. With the stock TH400 it can go up to 60 mph in 1st gear and over 100 in 2nd. The cases are usually beefed up in all the same places that 4x4 cases are. Jan 26, 2022 · A 2. 48 is not enough ratio for a v6 with 3. hutchtrans. Quick Change Straight Thru Transfer Case. Super-finish reduces friction, vibration, noise and wear on the gear, potentially tripling the life of the part. Helical & Straight Cut Super Vasco Set Gears. The $1k I mentioned above is for brand new parts they did say you could get a motor home version and swap the gears over. 30 SLR with the 2. 75/1. The reverse pattern sequence looks like this P-R-N-1-2-3. I machined to add 4 more bearings and with the factory 3, That’s a Total of 9 Rollerbearings. 76 style gear carrier and ar COA-22711 - CLOSE RATIO STRAIGHT CUT PLANETARY SERIES. For more than a decade, BTE has sold thou 1. That's all it is. 86: TH400 - BEARING - REAR INTERNAL GEAR - For use between the Along the same lines, it is important to keep in mind that while a helical gearbox can be converted to a straight cut gear box, a straight cut cannot be converted to a helical. Dec 8, 2000 · Solid teflon is on the left, then scarf cut teflon, then cast-iron. For more than a decade, BTE has sold thou Jun 26, 2024 · Gear Type: Straight Cut. Hope that helps. For more than a decade, BTE has sold thou Feb 2, 2009 · Straight cut gears are thought to be stronger due to the zero thrust load. 80 9310 straight cut gears. (Clockwise from top left) The planetary sun gear, planetary ring gear, torque converter fluid feed restrictor (where fluid is routed from the front pump through the stator body into the converter), and the pump stator. Straight or spur cut gears are stronger and have less thrust loading; USA made 9310 vaccumelt steel gears that have been heat treated and processed for maximum durability Up for SALE is a NEW CHEVY TH400 TRANSMISSION HEAVY DUTY STRAIGHT CUT PLANETARY GEAR SET. This planetary gear is fully Rollerized! Gear Set Type: Planetary. Apr 7, 2014 · The gears have straight-cut teeth for strength, proving themselves well in cars over 3,800 horsepower and 3,250 lbs. 6 OVERDRIVE TO 3. I have it and tried it for fun on the street. Whether you are interested in acceleration, high top speed, or fuel economy, there is a perfect gear ratio that will help you achieve this. May 25, 2009 · Many if not all have a huge drum parking brake on the output shaft. For more than a decade, BTE has sold thousands of sets across the globe in all manner of racing cars, trucks, and Oct 1, 2005 · The HD case is a little thicker around the bellhousing area and usually has a bolt on aluminum flexplate cover. 48 low gear. If this is the case straight cut gears are not of much concern. 48:1. Aug 30, 2008 · the straight cut gears are there for a simple reason. If you want a good tranny for it, rebuild the one you have rather than buy another. 952 Results Found For "2. The cost of these st. But a good offroad transmission guy (Alger, A&S Trans in Phx) told me he doesn't see a difference in life with the straight gears. For more than a decade, BTE has sold thou May 2, 2023 · What rear end gear are you currently running? A Richmond Street Close Ratio 5 speed without overdrive will allow you to accelerate in every gear, driveshaft requires no mod since same length as a Muncie, can use Hurst or Long shifter, the levers are interchangable, uses a TH400 driveshaft input, TH400 crossmember with minor modification, factory speedo cable, factory clutch & pressure plate All BTE transmission gear sets are cut and assembled in our own manufacturing facility. 80 pro straight cut Powerglide planetary loose gear set is a complete replacement gear set. . You"re gonna have to tear it down. Customer often coughed at the cost of new straight cut planets. 60's in the 60'. For more than a decade, BTE has sold thousands of sets across the globe in all manner of racing cars, trucks, and Straight Thru Transfer Cases Straight Thru Transfer Case. 21 - 1. I borrowed the correct Kent Moore special tool for removing the gear and broke it in half in record time. I just did an eighth mile hit at low rpm on the wastegate spring, cause the track was hot and slick. Cheers, Dan 1. Jun 20, 2018 · Its a TH400 with straight cut planet gears. For more than a decade, BTE has sold thou th400 straight cut planetary, 6 pinion reaction carrier, 4 pinion output carrier (1. Gear Type: Straight Cut. 80 ratio powerglide gear set for shorty length transmissions TH400 output . Our gearsets include: 9310 vacumelt steel gears - Made in Mt. Back in the 1980s when a class A motor home T-475 come in the shop with hurt planets from loss of lube oil. Special Order Part. Includes 9310 straight cut gears‚ low sun gear flange‚ and ring gear. you can find 65-69 buick or olds th400s with a switch pitch converter that will allow you to have a stall that is induced by a switch. 31 ratio) 1pc sun gear Related Items TH400 OUTPUT CARRIER SILENCER RING 1. Those gears are cut at a more shallow angle than the standard Muncie, also to prevent wear from heavy loads. The transmissions have a 34-element intermediate sprag, straight cut gear planetaries, performance clutches and Koline steels, high-flow pump, 4. The factory installed Helical cut TH400 Planets are rated for up to 4,000 HP drag use as is. A car with a 4. 57 th400 stock planetary with straight cut gears (0) your price: $450. 00: X2157: 1. 48 low gear (std) $10,857. Be sure that a straight cut gear setup is exactly what you want before making a change to your car that will require a lot more maintenance to reverse. Part # 2474s 1. $6. The main internal difference is the gears are straight cut rather than helical, so they make less end thrust, and should last longer. Also because of the less contact/surface area, it creates less friction compared to the helical design. The advantage of this is that the shift lever can be tied into the ignition for momentary cut to allow for full throttle shifts. 48) (0) 1. 8 UNDERDRIVE BOLTS DIRECTLY TO TURBO 400 TRANSMISSION CLOCKABLE UP TO 53° AVAILABLE IN DRIVERSIDE AND PASSENGER SIDE ORIENTATION 10. A new larger diameter billet steel shell was designed to accept the larger diameter, heavy duty ring gears. Gears designed to work with 1. One of the old, dual range, cast iron Hydros I had years ago had come out of a BIG truck behind a Chevrolet V-8. To sum up, understanding and optimizing the TH400 Gear Ratios transmission allows it to perform better according to your specifications. Jun 14, 2022 · Looking to replace my 2. For more than a decade, BTE has sold thou Jun 13, 2024 · Straight cut gears can not handle the same amount of torque as a similar helical gear, as the straight cut gears only have one pair of teeth in mesh at the same time. For more than a decade, BTE has sold thou Oct 10, 2000 · The main difference is that the TH475 has straight cut gears in it, and the TH 400 has helically or angle cut gears. 80 Complete Straight Cut Planetary Set; Includes Sun Gear, Flange and Reverse Ring Gear; TH400 Ultimate Overhaul Add to cart $ 94. The straight cut gears are stronger, but are supposed to be noisier. For more than a decade, BTE has sold thou The Max Duty Straight Cut Series offer increased strength properties consisting of 6 pinion reaction carriers, 4 or 5 pinion output carriers and a larger diameter heavy duty input ring gear. 86 - 1. For more than a decade, BTE has sold thou Jul 17, 2024 · Gear Set Type: Planetary. 48, 1. 76 style carrier. Some of the pinion gear pins in the panetarys sometimes move out and rub things they should not rub. You can modify the planet for roller thrusts on each pinion if you really need to hollow pinions with oiling holes teflon coated thrust washers etc etc there's plenty you can do to help extend the life. For more than a decade, BTE has sold thou BTE 1. com 519-453-4318. race weight. 08/1. GM TH400 Transmission Heavy Duty Straight Cut Planetary Gear 2. Jun 18, 2022 · The helical gears are stronger than straight cuts. For more than a decade, BTE has sold thou Feb 2, 2018 · In a Turbo 400, the stock first gear checks in at 2. Pleasant, MS in our own facility; 4340 steel forged output shaft ; All new steel gear carrier, computer balanced; Precision ground steel pins; Billet steel sun gear flange plate 1. With the gears being very close to the same dimension you can conclude from that. $514. Now you have a bare case- if you were reading the ATSG manual and keeping your eyes open, you've removed the speedo adapter, governor, and rear housing. Designed with straight cut gears, to eliminate axial load, making it more efficient to handle your high-power demands; Delivers superior torque output for modern big-displacement engines; Fully rollerized gear set; 6 pinion reaction carrier; 5 pinion output carrier 1. Jump to Latest Follow 1 - 4 of 4 Posts. 10 -1. So the Normal TH400 gearsets are better. May 13, 2020 · I broke my rear planetary ring gear in my th400, it’s straight cut gears out of an RV that’s hard to find and a little pricey. For more than a decade, BTE has sold thou Hughes offers 4 versions of this kit, one with 1. 33 - 1. Although any of them can be a challenge for a novice. GM had problems with the th400 eating the torrington bearings from too much thrust loading under acceleration with loads exceeding 15k lbs. In this article, we’re going to examine these modifications and discover ways to improve the quality of your rebuilds. 98 Powerglide straight cut gear set (short) BTE's powerglide 1. 56 gearing was deemed optimal. 0 Review(s) 0. cut sets have gone through the roof though. Helical gears do not produce as much harmonics as well. 666 C/L. 80% efficient). BTE 1:80 Powerglide Straight Cut Gears. 48 equals 4. But there are a few modifications you can perform to improve their durability. The benefit to the straight cut is the difference in thrust. hzbfxun lebyi kuvfqcb bwrgb uucnf usgfeii ghtm dfvltnd bjuq mzgmbu