0 Thank you for subscribing to the newsletter! OpenType - PS Here are the casting numbers that are on the trans. Muncie SM420 transmission 4-speed manual used up to 1967, very similar to sm 465 except small changes to gear ratios and location of reverse. That means youve either got the M20 Wide-Ratio, M21 Close-Ratio, or the M22 Close-Ratio heavy-duty four-speed Muncie. Why not just get TALLER tires? EX. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Here are some common transmisions with gear charts Saginaw 3 speed 1st 2nd 3rd No lines 2.85 1.68 1.00 1 line 2.54 1.50 1.00 2 lines 3.11 1.84 1.00 3 lines 3.50 1.89 1.00 Click to expand. Adobe Systems Terms of Service. Bob, how about a VEGA 4-speed, with a 3.11 low? What ratio are the rear end gears? 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. My parents were original owners of a 68 GTO with only 3 options. If the return is not based on a mistake on our part, a 15% restocking fee will apply. 3-speed. 3 and a half turn equals a 3.5 ratio for first gear Saginaw 4 speed 1st 2nd 3rd 4th 3.50-2.48-1.65-1.00 350 th350, powerglide, muncie, saginaw transmission speedometer driven gear black 23t 3.55 ratio (3860346) tpd pro-line. The reverse ratio was 3.15:1. 2.020 Adobe Systems Please do not send your purchase back to the manufacturer. 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The four-speed matched with the straight-sixes were 3.11:1, 2.20:1, 1.47-to-1 and 1.00:1. 22-24T .870 diameter gears must be used with a 1.76 OD speedo drive gear. Trade Gothic LT Std I think Ive ever only seen one truck that was equipped as such. 2.030 Thats pretty short. My 68 SS396 came with the muncie 3spd in the console. Privacy Policy. Roadkill Customs has evolved from local hot rod shop to online how-to magazine for budget-minded do-it-yourself hot rod builders and enthusiasts. OpenType - PS NVG 4500 I think, made in same plant as the Muncie 4 speed back in the day. 2.030 0 By clicking All Cookies you agree to our Cookie Policy, it helps us better understand how the site is used and give you the best experience. United Italic Cond Strange mix I know but bought off the lot that way. The number of times the engine turns past 12:00 to make one revolution of the drive shaft equals your 1 gear ratio. Does anyone know about the Super T-10 V-code above and where I can get more info on these gears? compare compare items. For small-block V-8s, like the 350, the three-speed used 2.54:1, 1.50:1 and 1.00:1. Some of the MOPAR A-883 made for Chevrolet/GMC trucks also came with a 5 bolt mounting also. OpenType - PS TradeGothicLTStd Heres a good start. For a better experience, please enable JavaScript in your browser before proceeding. However, 1973-77 Chevy Vegas used a Saginaw tranny with a 3.11 first gear, 2.20 second gear, 1.47 third gear, and the usual 1:1 fourth. If I could beat them good in 2nd I'd win the race. OpenType - PS The Saginaw three- and four-speed manual transmissions transmitted engine power to the wheels on General Motors non-performance and mid-range performance cars. 3-speed from 1965 through 1968. CHART SAGINAW, G.M. Trade Gothic LT Std There are several gear ratios for the Saginaws. Mounted on the cover was the reverse shift lever. The body of it is bigger than a typical 3 speed. 0 312180356 To determine the factory gear ratios for transmissions, count the number of groove lines on the input shaft. Muncie Four-Speed Gear Ratios: M20 Wide-Ratio . General Motors used the in-house Regular Production Option (RPO) code "M15" to identify the three-speed and "M20" for the four-speed. To clarify this a little, the whole top loader is true for a few years 1969 and a few prior years. It must also be in the original packaging. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 1967-1969 Camaro Transmission Code Format (except TH400 and B-W 3-speed) Trans Code Format: tymdds where: t = transmission type MANUAL AUTOMATIC S = Saginaw 3-speed A = 68/69 L6 Torque-Drive K = McKinnon 3-speed C = Cleveland Powerglide H = 69 Muncie HD 3-speed T = Toledo Powerglide R = 4-speed Saginaw B = Cleveland TH350 229942480 3.55 geared and higher (numerically lower) cars used the wide ratio gearbox. 2.030 0 Gear Venders is in the future. im building a 29 a coupe, 305 sbc bout 260 hp, running a saginaw 3 speed manual out of an 81 el camino v6 car, have a gm 10 bolt with 3.42 gears. If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. 12:1 compression, solid lifter cam, forged internals, headers, single plain, etc. proof:pdf . We had a guy with a '67 Vette that was running a 427 and the 3 speed Muncie in the 70's. You need to choose what you want to do especially if your still running that 95 hp 216 6 cylinder. Then someone jury rigged it in there. 3-speed; T-85 perhaps). Because the Muncie has so much in common with the T-10 and even similar Saginaw boxes, it is easy to get this guy mixed up with non-Muncie units. adobe:docid:indd:8cb252af-65b8-11e0-ab52-c56984a1fdef 2-3 days lead time. 1966-69 units may have electric overdrive. IDENTIFICATION - Cast iron case and extension housing with 7-bolt side cover. As far as the GM cars/trucks go, up until 66, they were a 4 bolt side cover, Muncie 318 transmission with a BW R-10 OD unit, and referred to as a 319 trans, after 66 they were Saginaw's with the R-10 OD; The Saginaw's were fully synchronized transmissions, and stronger. Fully synchronized with 30 tooth syncro rings. He told me he did not feel the need for the extra gear and the 3 speed was an HD out of the truck with the deeper 1st gear to launch the car better, with a cast iron case it was much stronger than the aluminum 4 speeds of the day. xmp.iid:80c69d30-0d46-4d11-9acb-a483a14d2baf The Saginaw transmission adapters we manufacture will require the installation of a new output shaft. If 30 days have gone by since your purchase, unfortunately, we cant offer you a refund or exchange. The S series V 6 used the NV 3500. The Saginaw is often mistaken for a Muncie. Saginaw M26/27 transmission 3 and 4-speed longitudinal light duty (less than 300 hp) wide ratio manual transmission made by GM at their Saginaw, . For a better experience, please enable JavaScript in your browser before proceeding. The transmission I have is confirmed via casting numbers as Muncie 3-speed used in a 71 Chevelle with big block, and it is in no way shape or form a toploader or a Ford. Likewise, the OD ratios varied from low .70s or mid .80s. Hopefully some of you transmission guru's can help. Speedo Gear Chart. either that or you need your tach recalibrated. take offs on hills require i rev the motor . It is mostly Camaro/Firebird/Corvette-focused. Three grooves on the input shaft. My velle had been pretty well ran hard and put away wet when i got it in 86. Snap On vs Daytona, Pittsburgh, ESCO, Husky, More. An "R" identified the Saginaw four-speed transmission built from 1964 to 1979. Adobe Systems The close . Im not sure if this was also the h.d. http://www.britishv8.org/articles/borg-warner-t5-id-tags.htm, http://www.drivetrain.com/parts_cat_3_4_5_and_6_speeds_v24.html#GENERALMOTORS3SP, (You must log in or sign up to reply here. Adobe PDF Library 15.0 Depending on the time/day ordered and the product type. Your email address will not be published. "O" denoted the transmission was equipped with overdrive. NEVER seen a spec showing the Ford T&C in a mid size GM vehicle. Radio, remote mirror, and radial tires. Also call us if you are ordering large items like race car bodies as those are hard for the freight system to calculate sometimes and it will overestimate. Automotive Technical and Reference Information, Project Cars, Trucks and Salvage Vehicles For Sale. 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. 2016-11-14T15:32:50-08:00 You may want to think about a BW T5.unless you don't want a floor shift. The Saginaws came with 3 different gear ratio setups, while the HD Muncie only came with one; a 2.42:1 first gear, 1.58:1 second gear, and 1:1 final drive third. The four-speed matched with the straight-sixes were 3.11:1, 2.20:1, 1.47-to-1 and 1.00:1. Discussion in 'The Hokey Ass Message Board' started by aceracer23, Jul 19, 2010. Were sorry if you love a particular transmission not shown on this list. The wide-ratio Muncie 4-speed transmission was marketed under RPO M20. Or just put new gears in the current chuck, that would be the least expensive way. 2411932084 Great for any type of race car that require a stock transmission. Most common was the 2.42:1 low (same 1st ratio as the Dearborn) but there was also a 3.03:1 low for use on lower torque engines (307-down). i am running 4.56 rear gears with 15" tires. I'm running the 3.11 behind my 235 / '57 Chevy, and LOVE the gear spacing! The T5 was produced in a multitude of gear sets, depending on what application it was intended to serve. Drag Racing 101 ~ Everything You Need to Know! Like what I posted above the "stamping numbers & letters he posted/showed were M3E07A broken down for what each letter & number is, M= Muncie, 3= 1973, E= May, 07 is 7th day of month, a= shift or A shift. Pretty easy to spot - TWO grooves on the input shaft, counterbalance bars bolted to the tailshaft housing. I then swapped a 454 in and I run an M-20 and it is much better all around. . 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. *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. 0 For small-block V-8s, like the 350, the three-speed used 2.54:1, 1.50:1 and 1.00:1. The newer aluminum cased one was similar; 3.25, ?, 1, .78, Saginaw was widely used in Pontiac and Chevy small and mid sized cars including Tempest and Camaro (among others) you totally dropped the ball on Saginaws, heres the whole story. 0 W3i4w4t}/R2CNI4yM6y\\%kuR:Ay&0Fy~RC1g>Z9hMB9s;//?d5[>pVyWYL.W[v~(=1)nrhw+gi+*;;mw;q#96qW8g. 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. The last time Studebaker was online was 2014but perhaps he'll make a triumphant return and advise on his post. 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. Here is one of many articles, it is something you have to dig for and have a clue or two. 0 It's already a Corvette Muncie 318 transmission modified to a top shifter (Corvettes were geared a little better, and the Junior Stock guys used to use the Vette gears in the passenger car case. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. 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. 2016-11-14T15:32:48-08:00 The no groove 3-speed was the standard truck tranny in the 70s. They are light and are used in 500HP and 600HP applications. If I had to grab 3d while we were still even I lost. Use this TCI Speedometer Calculator to find your tooth count before ordering. Use the 4 speed chart to ID the first gear ratio by the grooves. Apparently they did, because I have an issue of a rare Diesel enthusiast magazine called Diesel Digest and it mentions the new 6.2L GM diesel engine in a 1981(?) There are no comments yet. What is the RPO code for a 3-speed transmission? How important is keeping the overdrive? 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. Supporting Member 10. Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. Double-check your gear ratios. Re: Upgraded gears for saginaw V-8 4 speed VIDEO!! For small-block V-8s, like the 350, the three-speed used 2.54:1, 1.50:1 and 1.00:1. 327 cars. I have tried finding it on the internet but cant. They appeared in a wide variety of General. http://www.roadkillcustoms.com/hot-rods-rat-rods/garage-shop-reference-Transmission-Ratios.asp#ixzz4wwRJejBN. 544361140 Any info would be . Muncie 3-speeds are a good bit more durable than Saginaw 3-speeds. xmp.id:69f80f3f-c697-4c96-b645-9f21767701f4 Dont Be That Guy, Reversing Gears ~ Rescuing Ones Own Derelict 1967 Pontiac GTO, How To Paint a Lace Roof on the Cheap Using Grandmas Curtains, Exploring an Antique Junkyard in the Hills of West Virginia, Engine, Transmission, Chassis Swap Donor Vehicle Look-Up, How To Select Proper Rear-End / Differential Gear Ratio, Popular Automatic Transmission Dimensions, Popular Automatic Transmission Identification Chart, Engine / Transmission / Chassis Donor Search, Project Cars and Part Donor Cars For Sale. Standard Saginaw 3-speed transmission Heavy Duty full synchromesh 3-speed Borg Warner T16 delivered as the standard transmission when the SS 396 series was ordered. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The article claims the Borg Warner was used in some Chevy 6 cyl. The gears load from the side just like any other Muncie or Saginaw. Saginaw 3 & 4 Spd: Transmission Yokes: M5R1 / M5R2: Clutch Packs . 312180356 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. 643072603 NEW! We also do not accept products that are hazardous materials, flammable liquids, or gases. 2.020 Parts are getting very hard to find, and expensive, for not only these transmissions, but also for the OD units. Our policy lasts 30 days. Click the link! 1st gear all the way up to about 4.03 or such. The special 3-speed H.D. 0 Must have worked out pretty well, he was running high 10's back then and he was one of the fastest cars at the track that year. Trade Gothic LT Std Jul 19, 2009 some ebay page said: To determine the factory gear ratios for transmissions, count the number of groove lines on the input shaft. The Fora platform includes forum software by XenForo. So how do you tell if its an M20 or M21? Both versions of the Saginaw transmission featured the case and extension housing sealed with a seven-bolt cover on the side. 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. Made up to Order. Shipping costs are non-refundable. issue and the tranny listed for the truck is the A833. default Helvetica LT Std Without OD's 8's had 3.31's and 6's had 3.55's. Hey Greg, as long as its stock, its pretty straightforward. to? 3774165282 The first gear ratios are the same for the Saginaw 3 and 4 speed transmissions relative to the grooves on the input shaft. In 1974, the last year of initial GTO production, an M11 made by Saginaw became the standard 3-speed, replacing the Muncie M13 that came in GTO's from 1970 to 1973 (both Dearborn and Muncie were similar). Although not used in any Chevrolets as original equipment, the T-85 will replace the weaker Saginaw three-speed with minimal installation problems. rear tire should be somewhere between 29.5 to 31. im thinkin it should be a decent all around setup as there will be alot of highway driving goin on, but i still want a decent bottom end. Call us at 704-871-0721 to get help with large international orders and we can help manually check the shipping for you. 2.020 I took mine apart once and used a sag diagram to put it together. 1199565182 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. Some products are made to order to spec and will ship once built. Products typically ship out between the same day and 1-3 days. OpenType - PS How do I tell what transmition is in my 1970 Corvette stingray? More Return Info below. False Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. Adobe Systems * Any item that is returned more than 30 days after delivery. Turn engine over by hand and have a friend look at the driveshaft mark and tell you when it makes 1 revolution. AgencyFB-Regular MinionPro-Regular Required fields are marked *. HWYs}W$!l@v}eR%0J9$$!kK2w98 Most final drives in the mid 50's was near 3.20-3.30 range and remember the speed limit was 55. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Several types of goods are exempt from being returned. To be eligible for a return, your item must be unused and in the same condition that you received it. It was pretty much identical to a saginaw except built heavier. I am Butch/56sedandelivery. It is a rare application, though. etc. The base manual transmission for non-high-performance models and 67-8 SS350's was the Saginaw 3-speed, M15. UnitedItalicCond-Black The HD Muncies came in trucks, but also in Corvette's, Chevelle's, and basically anything with a big block, and a 3 speed trans. Saginaw Transmission Gear Ratio Identification. Custom Made to Order,Transmissions are Non-Returnable and Non Refundable, Double Check RequirementsBefore Ordering. Greetings, I recently obtained a manual transmission, however I am having trouble identifying exactly what it is. Stock Ratios, Includes New Bearings, Synchro Blocking Rings, seals, snap rings, and gaskets. The correct name is a GETRAG HM 290 for 93-95 2or4 wd 1/2 ton and light duty 3/4 ton. The four-speed transmission is very similar to the tried-and-true Saginaw three-speed and fits well behind six-cylinder and eight-cylinder engines. 2771965578 If its an automatic, youve got a Turbo-Hydramatic 400 3-speed, AKA the Turbo 400, TH-400, or THM400. applications (351, 390). . Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! The Muncie is larger/heavier than the Saginaw. 2016-11-14T15:32:48-08:00 Jan 7, 2007 #5 62BillT said: Trying to find out the gear ratios on '58 to '64 regular 3-Speed transmissions, original for a 6 cylinder car. Adobe Systems 0 The transmissions were cast-iron and stamped with an application code. May 23, 2013. The Font Bureau The most common Saginaw four speed is the wide ratio variety equipped with a 2.85 first gear, 2.02 second gear, 1.35 third gear, and a 1:1 fourth. The close ratio gearboxs generally came with 3.73+ gear ratio'ed cars. 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 $11.20 0 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. Ford meanwhile used the 303 RAN & 303 RUG for use on their various H.D. Adobe Systems add to cart. For V-8s, it was 2.54:1, 1.80:1, 1.44:1 and 1.00:1. I asked him why he used the 3 speed over the Muncie 4 speed. 643072603 ). $13.88 $17.99. saginaw 3 & 4-speed manual transmission parts & rebuild kits. The big gear spread between 2nd and 3d seemed to be the largest drawback to the trans. Late or missing refunds (if applicable)If you havent received a refund yet, first check your bank account again.Then contact your credit card company, it may take some time before your refund is officially posted.Next, contact your bank. Rebuilt Saginaw 3 speed (1-1/8" 10 spline) Transmission. I am Butch/56sedandelivery. P245/60-14s would drop your engine rpm (@ 65 mph) by around 500 rpms. Go to any Dirt Track Racing Parks and ask them what trans they are using and 99.9% of the time they will say they use Saginaw 3 spd's.
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