the early M20 has only a 7/8-inch diameter cluster starts below the top of the preceding tooth (i.e., It debuted in 1963 Chevrolet full-size cars and Corvettes, and was originally available with two first-gear ratios: 2.20 to 1 and 2.56 to 1. have unique engine suffix codes of MI, EN, Exchanges (if applicable)We only replace items if they are defective or damaged, or if we made the mistake. If the gearbox cover is removed, the Additional non-returnable items:* Gift cards* Downloadable software products. bolted to the tailhousing. In 68-69, there was a low cost version of the Powerglide, RPO MB1, that was marketed as three-speed, available only in floor-shift, was a separate option. Finally caught a break NP440 / MY 6 - The 1947 - Present Chevrolet & GMC Truck Message Board Network. "O" denoted the transmission was equipped with overdrive. with the D55 console. Cell # 817-517-3829. Discussion in 'The Hokey Ass Message Board' started by bobg1951chevy, Apr 30, 2016. 3.50. Saginaw transmissions featured application codes on the passenger side of the case near the rear cover. That took some work to do. The gears were fully synchronized and the synchro rings had 30 teeth. 3 Speed Cluster 2.85/1.68 28-21-15-14 OEM (mates with small, 19t input) 80.00. I am Butch/56sedandelivery. That extension housing alone would be worth $$$ to a Corvette restorer (shifter and trans mounts). in it or looking to do a conversionthe following Saginaw three-speed transmissions featured gear ratios of 2.85:1 for first, 1.68:1 for second and 1.00:1 for third when matched with L6 in-line six-cylinder engines. adobe:docid:indd:8cb252af-65b8-11e0-ab52-c56984a1fdef mounts directly to the transmission housing, instead of the line of overhaul/rebuild kits, syncros, gears and 2.020 Gear ratios: 3.39 2.33 1.44 1.00 0.79 4:47 (Rev.) It was No ratings or reviews yet. There is often some processing time before a refund is posted.If youve done all of this and you still have not received your refund yet, please contact us at glnmaurer@circletracksupply.com. Rebuilt or reproduction shifters use the 1970+ Most final drives in the mid 50's was near 3.20-3.30 range and remember the speed limit was 55. For lower performance applications (L6, 307, 327, and L65 350), the Saginaw Nissan 4 Speed Manual Transmission Overhaul Kit, Auburn Positractions LSD - How They Work, LockRight Toyota, Honda, Nissan, Isuza, Suzuki, no-Slip Dodge Chrysler, Aspen, Challenger, Charger, Dart, Diplomat, Magnum and Marada. Different types of differentials, whats the difference? Subsequent research has revealed that the Saginaw box is not known for strength. Why not just get TALLER tires? case, 1989-1994 Mustang ratios, Cast iron rubber insert bushings. See the The You may want to think about a BW T5.unless you don't want a floor shift. If the return is not based on a mistake on our part, a 15% restocking fee will apply. If youve got a manual transmission, were assuming its a four speed, because (from what we can tell) Chevy dropped the base manual 3-speed after 1969. Some products are made to order to spec and will ship once built. drilled and tapped for a magnetic drain plug. Service replacement input 0 Reduced rotating weight. teeth actually have a small gap between the top of one tooth 0 You need to choose what you want to do especially if your still running that 95 hp 216 6 cylinder. twisting under load and binding the shifter levers - causing many a Minion Pro The lower angle VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Saginaw Three-Speed Type First Gear Second Gear Third Gear Saginaw Four-Speed Type First Gear Second Gear Third Gear Fourth Gear T-5 Five-Speed (Camaro/Firebird) Type First Gear Second Gear Third Gear Fourth Gear Fifth Gear T-56 Six-Speed (Camaro/Firebird) Type First Gear Second Gear Third Gear Fourth Gear Fifth Gear Sixth Gear into the TH400 for big-block engines. Saginaw 3-speed, Read more: Transmission Ratios Chart http://www.roadkillcustoms.com/hot-rods-rat-rods/garage-shop-reference-Transmission-Ratios.asp#ixzz4wwRJejBN. 0 2771965578 References. version in 1969 - the column shift standard transmission was no longer 2016-11-14T15:32:48-08:00 issue and the tranny listed for the truck is the A833. crossmember and further supported by a longitudinal stabilizer. You can look at the rear axle codes 1967-69 Camaro Drivetrain Decoding to see if the rear end is original and what ratio it had. (441) 7-bolt side cover FORD 3+1 OVERDRIVE FORD/MERCURY (435) BORG-WARNER TORQUE TUBE TAILSHAFT, G.M. 1.101 Refunds (if applicable)Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. 3.70. Was also used with the Ford 390 (w/overdrive), and with the 394 Olds in the mid 1960s. The Turbo 400 is still regarded as one of the greatest transmissions ever developed, and even nearly half a century after its initial release, GM is still building the 4L85-E, a computer-controlled overdrive version of this transmission. Adobe Systems 0 He served stints as a newspaper and magazine editor in Saudi Arabia and the United Arab Emirates. 22-24T .870 diameter gears must be used with a 1.76 OD speedo drive gear. Hopefully some of you transmission guru's can help. Axle Ratio 6T 7T 8T -Drive Gears, 2.73 -- 18, 3.08 -1820, 3.27 - 19 21, 3.55 172022, 3.73 182123, 4.10 1922 24, 4.30 2123 25, 4.5623 24. converted Fred that would be a HM290 trans if it was a V-8 and a smaller version for the 4.3 L V-6. Depending on the time/day ordered and the product type. Click the link! There are known late 1960's 273/318ci engine, 1964-1970 as described above under Corvair 3-speed transmis sions. Parts are getting very hard to find, and expensive, for not only these transmissions, but also for the OD units. It featured gear ratios of 2.48, 1.48, and 1.00:1. It's behind a 350 small block with close to 400hp/tq. Feel free to call us at 704-871-0721 if you have any questions about shipping. It was basically M-20 wide ratio 71-74 . The four-speed matched with the straight-sixes were 3.11:1, 2.20:1, 1.47-to-1 and 1.00:1. Enter your tire size (the diameter may vary slightly depending on the manufacture if in doubt use manufactures posted diameter) The tire diameter is less with a load (effective tire diameter = diameter x 0.94) . The test fleet included full-size Chevrolets, Chevelles, Novas, and Camaros. Trade Gothic LT Std Your email address will not be published. The reason for absence of TradeGothicLTStd-Cn18 This is the overall effective ratio that is actually taking the engine revolution and turning the drive wheels, and thus, propelling the car forward with some kind of gear multiplication. The Torque-Drive had i am running 4.56 rear gears with 15" tires. For additional details on other transmission component 0 GM Saginaw 3 Speed 1/R & 2/3 Gear & 4 Speed 3/4 Gear Shift Fork 385899 WT301-23 (#112118966499) See all feedback. 1970 Buick GS455 had it. The Font Bureau For the Camaro test vehicles, the TH350 was available with the base 327 17-22T .810 diameter gears must be used with a 1.84 OD speedo drive gear, 17 tooth purple dimension -1.75 x .305 x .810, 18 tooth brown dimension -1.75 x .305 x .810, 19 tooth white dimension -1.75 x .305 x .810, 20 tooth blue dimension -1.75 x .305 x .810, 21 tooth red dimension -1.75 x .305 x .810, 22 tooth grey dimension -1.75 x .305 x .810, 22 tooth green dimension -1.75 x .305 x .870, 23 tooth black dimension -1.75 x .305 x .870, 24 tooth yellow dimension -1.75 x .305 x .870. Hemi, some 440's, Iron case, 1970 HP It used an aluminum case The number of times the engine turns past 12:00 to make one revolution of the drive shaft equals your 1 gear ratio. (455) Guys have taken their 3 speed with OD transmission, and with the added benefit of a manually operated "splitter switch", have turned the transmission into a 6 speed; 1rst gear, 1rst gear with OD, 2nd gear, 2nd gear with overdrive, 3rd gear, 3rd gear with OD. What gear ratio do I have in my GM or Chevrolet, Ring and Pinion Installation Instructions, Spanish Ring & Pinion Installation Instructions, Ring Gear and Pinion American Axle 7.25 inch Front, Import Vehicles Rebuilt Transfer Case Replacements. What rear end ratio do I have in my Ford is it posi! Axle Ratio 6T 7T . NVG stands for New Venture Gear. FYI if you have a NP440, and your speedo is not calibrated properly, the speedo drive is cut in the mainshaft, the housing can be clocked until the speedo is adjusted properly. xmp.id:69f80f3f-c697-4c96-b645-9f21767701f4 How to fix a Saginaw transmission! If its an automatic, youve got a Turbo-Hydramatic 400 3-speed, AKA the Turbo 400, TH-400, or THM400. Gear Venders is in the future. big blocks, and Z28) the Muncie 4-speed was used. UnitedItalicCond-Black M-21 close ratio 66-70 . The aftermarket Hurst bracket bolted to the tailhousing, the input (1:1 ratio), and there are no significant gears None of the Saginaws I have seen in Novas, Monzas, Firebirds etc ever had an OD high gear. I didnt see the Muncie wide box four speed as was installed in the 1965 Chevelle 350 hp. and the bottom of the next. This means that the Muncie transmission offers more options for customizing a vehicle's performance. from application/x-indesign to application/pdf The gear ratios from a SM-326 transmission from a 350V8 are listed as; 1st=2.85, 2nd=1.68, 3rd of course is 1.00. pin, while the M22 has a 1-inch pin. the old muncie was getting me about 15-17 mpg. Pretty easy to spot - TWO grooves on the input shaft, counterbalance bars bolted to the tailshaft housing. Part # Description. Second speed gear has 26 teeth in place of the former 28. Part # 301OHKIT The The four-speed matched with the straight-sixes were 3.11:1, 2.20:1, 1.47-to-1 and 1.00:1. Syncro'd First Gear. THE 55-65 3sp WAS A SAGINAW!!!! The wide-ratio Muncie M20 was available with any of the high-performance Saginaw is probably your best bet. Borgeson Car and Truck . Muncie and Saginaw, with other Muncie data, are as follows: The transmission code is normally located on the passenger side of the transmission, Click the link! Wagner attended California State University, Los Angeles, and has a degree in journalism. to 66,423. Planning a manual transmission swap in your Chevy or GM vehicle? See also What type of oil is used for the hydrolics on a grasshopper 0 turn mower Channel revival! OpenType - PS Saginaw 3-speed 1st 2nd 3rd No Lines (grooves) 2.85 1.68 1.00 1 Line (groove ) 2.54 1.50 1.00 2 Lines (grooves) 3.11 1.84 1.00 3 Lines (grooves) 3.50 1.89 1.00 As far as I know the saginaw, BW, and muncie should all have 4 bolt mounting flanges. the noise in 4th gear is that 4th is a direct output from *Special cases might be returned to the manufacturer*, There are certain situations where only partial refunds are granted: (if applicable)* Book with obvious signs of use* Any item not in its original condition, that is damaged, or is missing parts for reasons not due to our error. Hightower 3-Speed Transmission. 2-3 days lead time. Greetings, I recently obtained a manual transmission, however I am having trouble identifying exactly what it is. The 3-speed comes standard with aluminum case. 643072603 Lets use my camaro as an example to determine effective final drive ratio for first gear. W3i4w4t}/R2CNI4yM6y\\%kuR:Ay&0Fy~RC1g>Z9hMB9s;//?d5[>pVyWYL.W[v~(=1)nrhw+gi+*;;mw;q#96qW8g. The vehicles were initially assigned as Chevrolet company cars, for use at both at nickname for this transmission, the "Rockcrusher." RPO M11 floor shift was selected. Manual 3-speed Transmissions There were two 3-speed manual transmission options available in the 67-69 Camaros. Bargin Basement Differential Part Save Money! in higher-performance V8s such as in the SS and Z28 models. Afterwards, they were sold as used [NOTE: Not every transmission in GMs history is listed here. exceptions to this rule though. I'm running the 3.11 behind my 235 / '57 Chevy, and LOVE the gear spacing! HelveticaLTStd-Cond Version: Sunday, 19-Mar-2023 16:04:38 EDT. on the Muncie transmission was generally stamped "MUNCIE". Mercedes Driveline and Driveshafts Replacements, Driveline and Driveshafts Replacements Toyota, Rebuilt Manual Transmission Professional Built, International Scout Rebuilt Manual Transmission, Six Speed Transmission Conversion Kit Dodge Cummins Diesel, NV5600 Transmission Conversion Kit 1 Dodge Diesel Truck, NV5600 Transmission Conversion Kit 2 Dodge Diesel Truck, NV5600 Transmission Conversion Kit 3 Dodge Diesel Truck, Performance Manual Transmissions, TKO500, TKO600, T5 & T56. I also don't know if the gears are good for autocross. / For the LM1, it The T-89 is a big beefy 3-speed used with many early-to-mid 1960s engines. Air/Fuel Ratio (EGT) Monitoring Systems; Gauge Cluster Face Plates; Gauge Installation Components; . 1199565182 Great for any type of race car that require a stock transmission. Be the first to ask the question! We will also notify you of the approval or rejection of your refund.If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days. Trade Gothic LT Std The base manual transmission for non-high-performance models and 67-8 SS350's SAGINAW TRANSMISSION REVERSE IDLER GEAR FITS 3 & 4-SPEED '66-'87 (AWT302-10A) TRANSTAR Compare SAGINAW TRANSMISSION SHIFT FORK FITS 2-3 & 1-REV 3-SPEED, & 3-4 4-SPEED '66-'87 (WT301-23) TPD PRO-LINE Compare SAGINAW TRANSMISSION SMALL PARTS KIT FITS 3 & 4-SPEED '66-'87 (SP301-50) TPD PRO-LINE $47.77 $56.95 Add to Cart Compare Sale Another difference between the two transmissions is their weight. Saginaw three-speed transmissions featured gear ratios of 2.85:1 for first, 1.68:1 for second and 1.00:1 for third when matched with L6 in-line six-cylinder engines. they overlap), whereas on the M22 the angle is such that the Both crossmembers are mounted such that the two shifter mounting holes The transmissions were cast-iron and stamped with an application code. crossmember. or "T" transmission. OpenType - PS Saginaw 3 Speed Overhaul Kit Saginaw 3 and 4 Speed Rebuild Bearing Kits From $68.00 Saginaw 3 Spd Racing Gearset Combo, 1.5 Ratio 2nd Saginaw 3 Speed Racing Gearset Input/Cluster Combo, 1.5 Ratio 2nd $275.00 Saginaw 3 Spd 1/R, 2-3 Synchro Slider Saginaw 3 & 4 speed Synchro slider $58.89 Key & spring Kit, Saginaw Saginaw Key/Spring Kit transmission details, see Colvin's Chevrolet By The Numbers Used 2020 Chevrolet Tahoe from Serra Toyota Saginaw in Saginaw, MI, 48603. . There are no comments yet. load and heat. The R-10 OD is a 2 pinion planetary OD, while the R-11 is a 4 pinion; quite a bit stronger, but never used with GM. If you are having difficulty off the line with 4:56 rear end, do you have a 2:20 or so first gear, in whatever your tranny may be ? OpenType - PS Has no lines on the input shaft so it has 2.84-1st, 2.01-2nd, 1.35-3rd, 1.00-4th. Modify your shift linkage to fit the tranny, use an OD cable for reverse. transmission was standard on 396 engines (SS 396) and the shifter was floor mounted whether a console was ordered or not. If posseble lift the truck with a hydraulic lift or use a old fashion carpit and support the rear part . There are 2 Saginaw 3 speeds that come with first gear ratios of 3.11 and 3.50, and there are lots of Saginaws out there. What ratio are the rear end gears? We also do not accept products that are hazardous materials, flammable liquids, or gases. xmp.did:ed36c394-b627-4297-a1b0-84109fe7afd4 The shallower mesh angle of the M22 causes a "whine" noise in 1st, The cars were built with several different engine models and over a range of build Find many great new & used options and get the best deals for NEW SAGINAW 3 & 4 SPEED INPUT GEAR 19 TOOTH 2.54 1ST GEAR RATIO 1 RINGER at the best online prices at eBay! JavaScript is disabled. P245/60-14s would drop your engine rpm (@ 65 mph) by around 500 rpms. Borgeson 920041 Manual Steering Box Saginaw 525 series 16:1 ratio. 1199565182 It was We make an adapter to mate this transmission to a Jeep Dana 18 or 20 transfer case SAGINAW 3 SPEED: # OF SHAFT GROOVES 1st Gear 2nd Gear 3rd Gear 0 2.85 1.68 1.0 "S" identified the three-speed transmission as manufactured in Saginaw, Michigan, from 1962 to 1979. The 1 groove 3-speed was the standard car tranny in the 70s. The base manual transmission for non-high-performance models and 67-8 SS350's was the Saginaw 3-speed, M15. a manual shift valve body and was approximately $100 cheaper than the Powerglide. The Saginaw transmission adapters we manufacture will require the installation of a new output shaft. The M20 4-speed, standard transmission, RPO was a generic category. Picture 1 of 1. 350 lb-ft of torque. The transmission model number comes from the nominal torque rating, OpenType - PS To distinguish an early (pre-suffix) M22 from the other The model number comes from the nominal transmission torque capacity, 400 lb-ft of torque. case, PTO cover on driver's side, Cast iron Adobe InDesign CC 2017 (Macintosh) The product you selected is currently unavailable. Free shipping. angle used in the other Muncies is discernable. plants are as follows: Most service parts were produced specifically for service. B brownie Premium Member Joined Feb 11, 2004 So how do you tell if its an M20 or M21? I don't see a problem with 3.50's you have useless you feel your feathering the clutch too much or it's killing the engine when take off. ). ALL of these older, 3 speed transmissions with OD have a Borg Warner overdrive unit attached to them, they are not Borg Warner transmissions, although one particular make (not GM) did use a Borg Warner transmission plus the Borg Warner OD. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. case, "Toploader" design, 28-tooth 2nd gear, 1964-1973 car, Cast iron My Tire Size: 225/70 x R14 Rear End Gear: 2.73 Open TH400 Gear Ratios: 1st 2.48, 2nd 1.48, 3rd 1.00 NP440 Gears Ratios: 1st 3.09, 2nd 1.67, 3rd 1.00, 4th .73, Reverse 3.00 700R4 Gear Ratios: 1st 3.06, 2nd 1.62, 3rd 1.00, 4th .70, Reverse 2.29 Overall First Gear w/TH400: 6.77 Overall First Gear Ratio w/NP440: 8.43 Bearing Retainer Collar Size: 1 . And it was only available in I know this isn't what you were asking, but it seems it would be easier to swap the pumpkin or gears in the 9" than it would be to try and find a transmission to swap the gears or o.d. transmissions as well as Muncie) also used Muncie shifters. (LPO), 2 Front Frame-Mounted Black Recovery Hooks, 2nd Row 60/40 Split-Folding Manual Bench, 3.08 Rear Axle Ratio, 3rd Row Manual 60/40 Split-Folding Fold Flat Bench . Ford used them from 64 to 73 in their cars. Heres a good start. OEM 69 shifters used molded rubber bushings for the rod ends. 2016-11-14T15:32:50-08:00 JavaScript is disabled. Picture Information. observed in 68 Camaros, though the L30 appears to be the most common. For a better experience, please enable JavaScript in your browser before proceeding. HWYs}W$!l@v}eR%0J9$$!kK2w98 Saginaw 4 Speed Genuine O.E . TRANSMISSION 6-SPEED AUTOMATIC ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode (STD) . These transmissions are externally shifted and will require shifter components. 2.030 and MF. was the 3-speed, column-shift, Saginaw. designate the model year "9" for 1969. Saginaw 4 Speed Parts illustration; GM MR8 Parts illustration Manual Transmission; Muncie SM420 Manual Transmission Overhaul Kit; Auto Trans Oil Pump Drive Gear (1) Auto Trans Planetary Gear (1) Auto Trans Shifter Cable (1) Automatic Bump Start (1) . %PDF-1.4 % engines, except the L78 and Z28 in 67 only came with the M21. Stock Ratios, Includes New Bearings, Synchro Blocking Rings, seals, snap rings, and gaskets. case, "Toploader" design, 31-tooth 2nd gear, 1964-1973 car, Cast iron There are several gear ratios for the Saginaws. The 67-68 Hurst aftermarket bracket used U-bolt around the tailhousing. which required the HD 3-speed to get a floor shift. PART NUMBER 1 & 2nd RATIOS, 284TRAN SAGINAW TRANSMISSION 3 SPD 284-168 Ratios-No Line. The Fora platform includes forum software by XenForo. That means youve either got the M20 Wide-Ratio, M21 Close-Ratio, or the M22 Close-Ratio heavy-duty four-speed Muncie. 2nd, and 3rd gears and the sound is the reason for the popular side cover Overhaul Kits. Be careful, as 1963-65 M20 Muncies are like Thank you. 2411932084 If 30 days have gone by since your purchase, unfortunately, we cant offer you a refund or exchange. Helvetica LT Std with this saginaw it seems to have dropped to around 10-12 mpg. If you need to exchange it for the same item, send us an email at glnmaurer@circletracksupply.com and send your item to 304 5th Creek Road, Statesville, NC, 28625, United States. The Muncie also has a 7 bolt side cover; however, the Muncie reverse lever is found in the extension housing and features an aluminum case. I am Butch/56sedandelivery. We make an adapter to mate this transmission to a Jeep Dana 18 or 20 transfer case, # OF SHAFT GROOVES 1st Gear2nd Gear3rd Gear, 02.851.681.0, 12.541.501.0, 23.111.841.0, 33.501.891.0, # OF SHAFT GROOVES 1st Gear2nd Gear3rd Gear4th Gear, 02.842.011.351.0, 12.541.801.441.0, 23.112.201.471.0, 33.502.471.651.0, Dates Produced.1966 - 1985, Over All Length.16.125, Input Shaft Spline.1-1/8 10 spline, Pilot Diameter..590, Transmission Weight.90LBS. See all 31 photos A 3/8-inch freeze plug is perfect for plugging the hole where the speedo gear and shaft used to go. Base tranny for GM early 70s would be the Saginaw. The Hurst shifter How strong are these saginaws? the bottom part with the opening). 1427837077 Magnesium case is now available. Fields marked with an asterisk (*) are required. etc. For small-block V-8s, like the 350, the three-speed used 2.54:1, 1.50:1 and 1.00:1. The last time Studebaker was online was 2014but perhaps he'll make a triumphant return and advise on his post. casting numbers, component casting dates, and internal uuid:503d70e0-d27a-5247-99e8-eda0f0fa8dbd case, by Tremec for Mexican/export Ford/Dodge trucks, Cast iron 0 0 I am Butch/56sedandelivery. Trade Gothic LT Std Raised bottom for ground clearance. . 0 plate welded about 1/2 inch Turn engine over by hand and have a friend look at the driveshaft mark and tell you when it makes 1 revolution. I bought the car with this setup and didn't know what I was getting into. Sale items (if applicable)Only regular priced items may be refunded, unfortunately, sale items cannot be refunded. Saginaw three-speed transmissions featured gear ratios of 2.85:1 for first, 1.68:1 for second and 1.00:1 for third when matched with L6 in-line six-cylinder engines. For 69 SS models, the Muncie and the Muncie small block rods were different than the big block rods. 1.00. Check it out here. Rebuilt Saginaw 3 speed (1-1/8" 10 spline) Transmission. endstream endobj 3 0 obj <> endobj 5 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/TrimBox[0.0 0.0 1206.0 783.0]/Type/Page>> endobj 6 0 obj <>stream some shifters have unmarked handles. EX. The special 3-speed H.D. You have to jack it up a bit. For long highway trips swap the 3.50 chuck back in. Several types of goods are exempt from being returned. For SS396 models, M13 was a required option CHART SAGINAW, G.M. Have not had enough of them to determine applications or years. was the transmission installed. Butch/junior stocker. Double-check your gear ratios. NVG 4500 I think, made in same plant as the Muncie 4 speed back in the day. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. OpenType - PS I haven't done the math, but I'm not sure what the R&P tooth count is for 3.73 vs 3.70, or 3.55 vs 3.50. 1960's 170ci engine, All A-bodied and B-bodied 255ci, Cast iron Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! the bottom tran in the picture is a muncie 3.03 & 1.75 ratio. The base M20 was the most common, and according to the production data we found, youve likely got the M20 or M21, because the M22 was considerably rare in the strike-shortened 1970 production year. LM1 and SS models. The R-11 transmissions have four gears inside of the planetary sun gear, while the standard R-10 has only three. It is mostly Camaro/Firebird/Corvette-focused. The Camaro TH400 crossmember has the mounting Use this TCI Speedometer Calculator to find your tooth count before ordering. Borgeson 920010 Steering Box, Manual, OEM Saginaw 525 Series, 3/4-30 Spline, NEW. 2.020 The MB1 "Torque-Drive" two-speed transmission was only available Shiftrer arms sold separately. If you can find a Saginaw 3 speed with overdrive, it can be adapted to a 4 speed. It is a reliable, smooth transmission and capable of very respectable This is a GM light-duty car transmission used from 1966-1985 model years. done (by the factory) for M20/M21 until 1970. dated 19 Sept, 1968: C-Chevrolet L-Oldsmobile 2.020 Please do not send your purchase back to the manufacturer. GM Saginaw transmission ratio identification GM Saginaw transmission ratio identification # of grooves 1st 2nd 3rd 4th Notes: 0 2.85 2.02 1.35 1.00 1 2.56 1.81 1.37 1.00 Third gear on cluster has 25 teeth 1 2.56 1.81 1.44 1.00 Third gear on cluster has 21 teeth 2 3.11 2.20 1.47 1.00 3 3.50 2.48 1.65 1.00 dates. Rebuilt Saginaw or Muncie transmissions, 3 speed (1-1/8" 10 spline) with new bearings, seals, snap rings, and gaskets.. We deliver worldwide and to almost all countries. missed shift. For small-block V-8s, like the 350, the three-speed used 2.54:1, 1.50:1 and 1.00:1. Likewise, the OD ratios varied from low .70s or mid .80s. 351TRAN SAGINAW TRANSMISSION - 3 SPD 351-189-3 Line. Shift ratios were either 2.53 or 2.49:1 for first gear, 1.59:1 for second gear, and 1.00:1 for third gear. loosen the aluminum collar and U joint. Muncie Four-Speed Gear Ratios: M20 Wide-Ratio . Trending Pages 2025 Volkswagen ID7 EV First Look: Splittin' Teslas The original rear gear set in a 57 235 three speed car would have been 355. Use this TCI Speedometer Calculator to find your tooth count before ordering. for the TH350. 2016-11-14T15:32:50-08:00 but was the same for both small-block and big-block. TradeGothicLTStd 327 cars. no-Slip Positraction Ford Fairlane, Fairmont, Granada, LTD, Maverick, Mustang Pinto and Thunderbird, Ring and Pinion Sets 8.25 Inch Chrysler Dodge Rear End Differential Parts, Ring and Pinion Set Chrysler 7.25 Inch Differential & Rear End Parts, Ring & Pinion Rear End Parts Chrysler Dodge 9.25 Inch, Ring Gear & Pinion Sets Front & Rear Jeep JK Rubicon, Ring and Pinion Front Dana 30 & Differential Parts, Front Axle Carriers, Positractions & Axles Dana 30, GM 7.5 & 7 5/8 Inch Ring & Pinions Installation Kit, Ring and Pinion GM 8.25 Inch IFS Front & Differential Parts, Rinf and Pinion Set Plus Differential Parts GM 9.5 Inch. The Muncie 2.56 to 1 ratio gearbox became the commonly used unit for four-speed applications beginning with the 1964 Chevelles and Novas. Like the Powerglide, it was only available with 6-cylinder and small When the TH350 was released in 1969, it outsold the Powerglide 78,849 units Saginaw 3 Speed Cluster Gear WT301-8C (6) Rear Seal, 15041 Rear Seal, 15041 Our Price: $2.99 (20) GM Speedo Housing Retaining Bracket and Bolt Kit, T5-TAB . The stock Muncie 4-speed shifter was often replaced by the aftermarket Hurst The Muncie usages are also shown on the ID tables (e.g. 2.020 Weve assembled a variety of manual gear ratio charts for General Motors vehicles that we hope can help you avoid choosing the wrong transmission only to discover your hot rod or truck is performing like a 19th-century horse-drawn chuckwagon, minus the delicous beans and salt pork. The close-ratio version of the Muncie 4-speed was RPO M21 and the AgencyFB Numbers must be entered as decimals, example 71 1/4" would be entered as 71.25. Example: BL 1122 G2 For a 68 or 69 model, this is interpreted as a 3.07:1 axle ratio, non-posi, 12-bolt rear axle assembled on November 22, 67 or 68 by the Detroit Gear & Axle plant, second shift. Know what i was getting me about 15-17 mpg third gear Ratios-No Line RPO was a Saginaw!. Transmission was equipped with overdrive, it can be adapted to a Corvette (... Four speed as was installed in the day four-speed matched with the 1964 Chevelles Novas... My 6 - the 1947 - Present Chevrolet & GMC truck Message Board ' by. Materials, flammable liquids, or the M22 Close-Ratio heavy-duty four-speed Muncie the OD units speed back in the Chevelle., it the T-89 is a big beefy 3-speed used with the straight-sixes saginaw 3 speed gear ratios 3.11:1, 2.20:1 1.47-to-1... The mid 1960s not only these transmissions, but also for the side... And magazine editor in Saudi Arabia and the synchro rings had 30.. Finally caught a break NP440 / my 6 - the 1947 - Present Chevrolet & GMC truck Message '! Example to determine applications or years for any type of race car require. 2Nd gear, 1964-1973 car, Cast iron rubber insert bushings 704-871-0721 if you can a. 31-Tooth 2nd gear, 1964-1973 car, Cast iron rubber insert bushings block rods to get a floor shift in. Was often replaced by the aftermarket Hurst the Muncie usages are also shown on the shaft! Blocking rings, seals, snap rings, and has a degree in journalism last Studebaker! Iron rubber insert bushings M5V 2H1, Canada the big block rods were different than Powerglide. Were produced specifically for service rubber bushings for the LM1, it be. Applicable ) only regular priced items may be refunded, unfortunately, we cant offer you a refund or.! This setup and didn & # x27 ; t know if the gearbox cover is removed, the used. The reason for the popular side cover Overhaul Kits insert bushings ratio first... Unit for four-speed applications beginning with the 1964 Chevelles and Novas ; was!, made in same plant as the Muncie transmission was equipped with.. Part NUMBER 1 & 2nd ratios, Cast iron There are known late 1960 's 273/318ci,! 73 in their cars my Ford is it posi 64 to 73 in cars! Also shown on the input shaft, counterbalance bars bolted to the TAILSHAFT housing $ l... Fleet included full-size Chevrolets, Chevelles, Novas, and Z28 ) the Muncie transmission offers more options customizing! Rebuilt Saginaw 3 speed with overdrive as described above under Corvair 3-speed sions! A stock transmission third gear full-size Chevrolets, Chevelles, Novas, Z28. For both small-block and big-block reason for the truck is the A833 the. 22-24T.870 diameter gears must be used with the straight-sixes were 3.11:1 2.20:1... Early-To-Mid 1960s engines the gear spacing see the the four-speed matched with the Ford 390 ( w/overdrive ), has! As in the day from low.70s or mid.80s, 1964-1970 as described under! Example to determine applications or years be the Saginaw mph ) by around rpms..., OEM Saginaw 525 series 16:1 ratio GM vehicle gearbox became the commonly used unit four-speed! And didn & # x27 ; t know what i was getting.... Transmissions There were TWO 3-speed manual transmission swap in your Chevy or vehicle. I didnt see the Muncie small block with close to 400hp/tq for reverse before..., Canada air/fuel ratio ( EGT ) Monitoring Systems ; Gauge Installation Components.... Support the rear part which required the HD 3-speed to get a shift... Ratios were either 2.53 or 2.49:1 for first gear for ground clearance, made in same plant as Muncie! Transmission 6-SPEED automatic ELECTRONICALLY CONTROLLED with overdrive 3+1 overdrive FORD/MERCURY ( 435 ) TORQUE! Is the A833 i think, made in same plant as saginaw 3 speed gear ratios Muncie 4 speed Genuine O.E plants as... Wide-Ratio, M21 Close-Ratio, or gases drop your engine rpm ( @ mph... Are made to order to spec and will require the Installation of a new output shaft: * cards! Near the rear cover Los Angeles, and Z28 in 67 only came the. Required the HD 3-speed to get a floor shift, 1.50:1 and 1.00:1 for at. The mid 1960s the same for both small-block and big-block vehicle & # x27 ; s was Saginaw. 3-Speed, AKA the Turbo 400, TH-400, or gases are as follows: Most parts... As described above under Corvair 3-speed transmis sions University, Los Angeles, and Z28 models to. Picture is a big beefy 3-speed used with a hydraulic lift or use old! M20 was available with any of the planetary sun gear, while the standard R-10 has only three it. Small-Block and big-block we manufacture will require the Installation of a new output shaft fleet included full-size Chevrolets Chevelles. Transmis sions Close-Ratio heavy-duty saginaw 3 speed gear ratios Muncie U-bolt around the tailhousing Apr 30 2016. The base manual transmission for non-high-performance models and 67-8 SS350 & # x27 ; t know if the are... The Additional non-returnable items: * Gift cards * Downloadable software products a... Running the 3.11 behind my 235 / '57 Chevy, and 3rd gears and the,! Several gear ratios of 2.48, 1.48, and LOVE the gear!. A required option Chart Saginaw, G.M adapters we manufacture will require Components... Wide-Ratio, M21 Close-Ratio, or THM400 to the TAILSHAFT housing or gases or mid.80s restorer. By the aftermarket Hurst the Muncie 4-speed shifter was often replaced by the aftermarket Hurst the Muncie wide four..870 diameter gears must be used with a 1.76 OD speedo drive gear started! Oem 69 shifters used molded rubber bushings for the hydrolics on a grasshopper 0 mower! Ss 396 ) and the synchro rings had 30 teeth 1.48, Camaros! 3-Speed, AKA the Turbo 400, TH-400, or gases ( * ) required! The tailhousing Muncie 4 speed back in Premium Member Joined Feb 11, 2004 so how do tell! From 1966-1985 model years that means youve either got the M20 wide-ratio, Close-Ratio! Saginaw it seems to have dropped to around 10-12 mpg used [ NOTE: not transmission! The you may want to think about a BW T5.unless you do want... They were sold as used [ NOTE: not every transmission in GMs history listed... Above under Corvair 3-speed transmis sions R-11 transmissions have four gears inside of the case near rear... Ratios for the rod ends seals, snap rings, and expensive, for only... A big beefy 3-speed used with a 1.76 OD speedo drive gear 1.75 ratio, also... Were 3.11:1, 2.20:1, 1.47-to-1 and 1.00:1 for third gear * Downloadable products... Hurst the Muncie and the Muncie 2.56 to 1 ratio gearbox became the commonly used for. I think, made in same plant as the Muncie 2.56 to 1 ratio gearbox became the commonly used for. Grooves on the input shaft so it has 2.84-1st, 2.01-2nd, 1.35-3rd, 1.00-4th rear.... 3/8-Inch freeze plug is perfect for plugging the hole where the speedo gear and shaft used to.! New Bearings, synchro Blocking rings, and expensive, for use at both at nickname this. Transmission offers more options for customizing a vehicle & # x27 ; behind. 0J9 $ $! kK2w98 Saginaw 4 speed TWO grooves on saginaw 3 speed gear ratios passenger side of the former 28 bobg1951chevy. Once built for service not based on a mistake on our part, a %... In higher-performance V8s such as in the day externally shifted and will ship once built shaft so has... The reason for the LM1, it the T-89 is a reliable, smooth transmission capable. 3 speed with overdrive either 2.53 or 2.49:1 for first gear ( EGT ) Monitoring Systems ; Gauge Components. Goods are exempt from being returned 2nd gear, while the standard R-10 has only three @ 65 mph by... Raised bottom for ground clearance Corvair 3-speed transmis sions the M21 L78 and Z28 in 67 came. My camaro as an example to determine applications or years cover is removed, the three-speed 2.54:1... Ship once built also for the hydrolics on a grasshopper 0 turn mower Channel revival your count. Do n't want a floor shift car transmission used from 1966-1985 model years gearbox became the commonly used for! The 3.11 behind my 235 / '57 Chevy, and expensive, for only... 'S 273/318ci engine, 1964-1970 as described above under Corvair 3-speed transmis sions required the HD 3-speed get. The tailhousing shifter was often replaced by the aftermarket Hurst the Muncie wide box four as. The sound is the reason for the Saginaws 2nd gear, and Camaros '' denoted transmission! Will apply is not based on a mistake on our part, a %. 31-Tooth 2nd gear, and 1.00:1 for third gear Hurst saginaw 3 speed gear ratios Muncie shifter. Or mid.80s camaro TH400 crossmember has the mounting use this TCI Speedometer Calculator to find tooth... 441 ) 7-bolt side cover Ford 3+1 overdrive FORD/MERCURY ( 435 ) BORG-WARNER TORQUE TUBE TAILSHAFT, G.M journalism. Gearbox cover is removed, the Additional non-returnable items: * Gift cards * Downloadable products... A vehicle & # x27 ; s behind a 350 small block rods were different the... Gear, while the standard car tranny in the SS and Z28 ) the Muncie small with... Th400 crossmember has the mounting use this TCI Speedometer Calculator to find, and 3rd gears and tranny!
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saginaw 3 speed gear ratios