Gm muncie hurst manual four 4 speed transmission shifter rod spring clips 8pc nn. The basic design and operation theory of the gearbox changed little during this period, however several design upgrades and modifications were made during the total production run. It is a good idea to understand the basics of your muncie 4speed before you start rebuilding the transmission. Im not going to tell you that muncie 4 speeds are the worlds strongest transmission, but if there is any chance of going to a v8 with any amount of horsepower you would be wise to go with the muncie at a minimum. This example shows a vehicle that has a fourspeed manual transmission. No matter what youre driving, we have the right muncie 4 speed transmission for your vehicle. Because general motors ceased installation of muncie 4speeds by 1974, a muncie transmission is at least 40 years old by the time this book goes into print. Muncie sm420 4speed manual used up to 1967, very similar to sm 465 except small changes to gear ratios and location of reverse. The least expensive online catalog for all your 4 speed muncie transmission needs.
Get geared up to decipher your chevy 4 speed manual. Other muscle car transmissions of that era, such as the ford toploader and mopar a833, left no room for improvements because of the layout and initial design of their. Details about muncie four speed manual transmission bearing support. The muncie 4 speed,was first designed in 1963,and lasted until 1974. Vintage c3 corvette 1974 shifter linkage kit, 4speed manual muncie transmission. Muncie speed transmissions manual transmission parts for sale. Muncie 4 speed transmission parts,gears,bearing kits,synchro rings and more. The muncie 4speed was gms answer to the t10, and by mid 1962 full working prototypes had been built. New roller pilot bearing manual transmission input 234 speed gm race 041719. Paul cangialosi has been involved in the manual transmission parts and rebuilding business since 1981.
Author paul cangialosi put three decades of history with the manual transmission into this muncie transmission rebuild book. Muncie 4speed, transmission mount shifter mount style. Discussion in the hokey ass message board started by ssk875, jan 18, 2012. Classic industries offers a wide selection of 1953 chevrolet truck parts, including 1953 chevrolet truck interior parts and soft trim, 1953 chevrolet truck exterior sheet metal, 1953 chevrolet truck moldings, 1953 chevrolet truck emblems, 1953 chevrolet truck weatherstrip and unique accessories, to nearly every nut and bolt needed for installation. Convert your power robbing slushmatic to a strong super muncie 4 speed.
The muncie was the top highperformance manual transmission general motors offered in its muscle cars of the 1960s and early 1970s. Forward gears the muncie 4 speed is a constantmesh transmission. I was given a 3 speed manual transmission that came out of a 69 or so chevy longhorn pickup, either a 34 or 1 ton and equipped with a smallblock. The key elements of the transmission are four synchronizers. To understand the evolution of the muncie 4speed you have to look at a series of engineering platforms that led to the final design of this transmission. Waiting on new input nut for those that want to point it out that cone is not on. Unfollow muncie 4 speed transmission to stop getting updates on. Muncie 3 speed transmission quality auto parts, new. After all, gm used different types of fourspeeds over the years. It was based on the t10 design, and i have been told that borgwarner engineers helped design it. Introduction to rebuilding gmmuncie 4speed transmissions. The new 8hp 8speed automatic transmission, which was designed to be more lightweight, sets new standards for flexibility, efficiency, and economy. Muncie manual transmission parts are getting harder to find.
Gm muncie 4speed decoding the muncie 4speed transmission was used with many different gm models and engine combinations from 1963 through 1974. Your trusted source for quality drivetrain parts and accessories. Muncie 4 speed transmission disassembly and reassembly by. We specialize in classic and current musclecar manual. It was a matter of economics when chevrolet needed a four speed manual transmission for the corvette in the mid1950s.
Gm muncie hurst manual four 4 speed transmission shifter. Oer 3934286 muncie shifter, 4 speed, 196768 camaro. Super pro roaddrag race muncie super case m22 rockcrusher. M21 m22 4 speed muncie manual transmission midwest. This is the gm muncie sm465 4 speed manual for gm trucks in production from 19681995. My truck is a 1970 chevrolet c20 dump truck, it is a super great truck, very easy to drive with this essentially 3 speed granny gear transmission. Muncie four speed manual transmissions came in many gm models of the 60s and 70s. The muncie 4 speed transmission from general motors is one of the most popular and widely used transmissions in the racing and rodding industry. Rally ii wheels, muncie 4speed transmission wide ratio. Paying finders fee for leads that turn into a purchase.
Jan 07, 2015 transmission clutch issues this feature is not available right now. Corvette oem 4speed transmission linkage 1st2nd shift rod clevis. It replaced the t10 in general motors cars, starting in february of 1963. Convert your power robbing slushmatic to a strong super muncie 4speed. According to cangialosi, gm took the basic t10 design and beefed it up to.
Details about gm muncie hurst manual four 4 speed transmission shifter rod spring clips 8pc nn. The muncie 4 speeds m20, m21, and m22 are some of the most popular manual transmissions ever made and continue to be incredibly popular. Muncie four speed manual transmission bearing support ebay. Mar 02, 2015 the muncie 4speed was gms answer to the t10, and by mid 1962 full working prototypes had been built. Muncie 4speed transmission parts instock with sameday shipping. The least expensive online catalog for all your muncie 4 speed transmission needs. Oct 21, 2014 successfully diagnosing transmission problems is directly related to how well you understand how this transmission works. Muncie 4 speed transmission parts rebuilt manual transmission. Manual transmission 4 speed muncie manufactured fits 6470 chevelle 549. Rally ii wheels, muncie 4 speed transmission wide ratio.
For close to eight decades, the company has produced quality power components and systems like the muncie 4speed transmissions m20, m21 and m22. This is a great shape remanufactured muncie main case center bearing support plate. The muncie was the top highperformance manual transmission general motors offered. These words are very similar for the m20 and t10 but with some slight ratio differences depending on model. Please expect some delays in shipping due to the coronavirus covid19. Muncie 4 speed transmissions 5speeds transmission home page.
Looking to buy muncie 4 speed transmissions, parts, pieces, whole, or rebuilt. You can get a lower first gear in the borg warner also. With such high usage of this transmission, the replacement and aftermarket. Gm manual transmissions muncie m21m22 also m20 and bw t10 gear vendors owes a lot to the muncie close ratio trans.
Find muncie 4 speed transmission from a vast selection of manual transmission parts. Richmond gear is the leading manufacturer of professional quality, highperformance drivetrain products. The automatic is sucking 18 to 22% of your horse power from getting to the road. We offer a variety of muncie 4 speed transmission for your automotive needs. Its easily one of the most popular manual transmissions on the market. Muncie 4 speed transmission oem, new and used auto parts. I took the time to research the patent number that is cast into most muncie main cases.
Gm 1963 to 1974 automatic to muncie 4speed complete. Muncie 4 speed transmission corvette camaro m20 m21 m22 ce 1969. No matter what youre driving, we have the right muncie 3 speed transmission for your automobile. Corvettes saw installation by may through june of 1963. His book on building and modifying manual transmissions is an amazon best seller. Muncie 4 speed transmission new and used car and truck. It has a granny low and so then just 3 normally usable ratios.
Automatic to muncie 4speed swap kit for gm 63 to 74 camaro, corvette, nova, chevelle, gto, firebird and many more. Even in this era of five and sixspeed conversion swaps, muncie fourspeeds especially m22s command top dollar today. The letter m was used to id the muncie plant for the muncie 3 speed, so p was the next logical letter. See our selection of chevy, ford, and dodge manual transmissions and transmission parts and rebuild options here at. Muncie 4 speed transmission disassembly and reassembly by gary howard dba garys gearbox since 1982 9374463265 march 2003 the following article is intended to help the owner of a muncie 4 speed transmission to disassemble, checkout. His new muncie book, due out in october of 2014, explores muncie rebuilding, performance tips, and history. Muncie speed transmissions manual transmission parts for. They demonstrated their threespeed transmission in 1894 and the basic design is still the starting point for most. Having issues diagnosing problems with your m21 m22 4 speed muncie manual transmission. The 7mt is responsible for the new, fast gear shifting characteristics.
Tell us about your vehicle to find the right parts faster. Milder gm cars used saginaw or borgwarner fourspeeds. This means that all the gears in the transmission, except for reverse, are always meshed together and spinning, even in neutral. We offer a plethora of muncie 3 speed transmission for your vehicle needs. It was created based on the 7speed dual clutch transmission by zf. Muncie takes its name from its home headquarters in indiana. How to disassemble, clean, and rebuild a muncie 4speed. Gm chevy muncie 4 speed transmission side cover gasket m20 m21 m22.
New and used automotive parts and accessories on sale. Several things are needed to identify a muncie fourspeed transmission correctly. Shop for discount 4 speed muncie transmission here. One of the best ways to identify a muncie is the casting numbers on the external components of the transmission. Cobra transmission is designated as an essential business by florida and thus open and shipping product.
Muncie 4 speed transmission new and used automotive parts. General motors 19631974 general motors high performance auto gear equipment 530 state fair boulevard, syracuse, new york 204 800 6343001, inside new york. Beta gm muncie sm465 4 speed manual transmission for d. Guide to muncie m20, m21, and m22 fourspeed transmissions. A muncie transmission differs from a saginaw transmission in that its reverse lever is in the tail. From short tracks to drag strips and car shows to museums, the muncie transmission can be found in a variety of vehicles. The transmission has an iron case, a 10spline input shaft, and the case casting number is 3987948. Once all that has been done it is ready for the assembly into your transmission. Shop for discount muncie 4 speed transmission here. I am planning to disassemble my spare four speed to replace a bad bearing. Gm muncie 4 speed decoding the muncie 4 speed transmission was used with many different gm models and engine combinations from 1963 through 1974. Oct 07, 2014 even in this era of five and six speed conversion swaps, muncie fourspeeds especially m22s command top dollar today. Muncie 4speed manual transmission auto gear equipment.
Rebuild mopar chrysler a833 new process four 4 speed transmission book manual. Why should you purchase a new muncie 4 speed from us. All m2122 have the same 22% upshift and 28% downshift spread as the gear vendors. For some reason when it comes to rebuilding a manual transmission the concept of a complete rebuild seems to get lost. Since 1960, the socalled 1 transmission had a four speed fullsynchronization and a onepiece magnesium housing. The 4speed design of the t10 and muncie is a very forward design. Muncie fourspeed manual transmissions came in many gm models of the 60s and 70s. Youll likely find the task of chevy 4 speed manual transmission identification a challenge. Muncie 4 speed transmission disassembly and reassembly by gary howard dba garys gearbox since 1982 9374463265 march 2003 the following article is intended to help the owner of a muncie 4 speed transmission to disassemble, checkout, repair, and properly reassemble his transmission at home. Muncie 4 speed transmission new and used automotive. The letter o would add confusion since it resembles zero. Ram 88764hdx gm performance clutch set, 11 x 118 inch26. Unfollow muncie 4 speed transmission to stop getting updates on your ebay feed. Muncie general motors 4speed longitudinal transmissions were developed in three distinct models the muncie m20 wide ratio manual transmission, the muncie m21 close ratio manual transmission and the muncie m22 heavyduty close ratio manual transmission.
Not for passenger car as some self proclaimed specialists may think. See final drive ratios and notice continue reading gm truck manual. Nov 28, 2014 6 thoughts on how to disassemble, clean, and rebuild a muncie 4speed transmission scott liggett november 28, 2014 at 6. Jan 18, 2012 dont rule out the late 70s borg warner super t10 transmission too. Jun 22, 2016 several things are needed to identify a muncie four speed transmission correctly. Whether it was a series of lucky choices, or happy accidents, the 1957 design allowed for improvements.
The muncie 4speeds m20, m21, and m22 are some of the most popular manual transmissions ever made and continue to be incredibly popular. Serial numbers for muncie 4 speeds always begin with the letter p. The close ratio gear box,gives you a fairly high first gear,with the rest of the gears fairly close together,for less rpm drop on your top end. Will also consider borg warner t10 super t10, ford top loader, and gm chevrolet turbo 400 automatics 6774. Because general motors ceased installation of muncie 4 speeds by 1974, a muncie transmission is at least 40 years old by the time this book goes into print. Automatic to muncie 4 speed swap kit for gm 63 to 74 camaro, corvette, nova, chevelle, gto, firebird and many more. The total weight of the 4speed automatic with a torque converter is significantly higher than that for the 5speed manual transmission. We are closely monitoring all updates and taking precautions. Successfully diagnosing transmission problems is directly related to how well you understand how this transmission works.
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