The transmissions included automatic models 4L60 and 4L80, the Borg Warner T5 manual and New Venture manual models 3500 and 4500. Engine Type/Size Gm Trans Pans Chevy Transmission Gm Transmissions Custom . If you find 3 letters, the transmission is made between 1986-1993.. Look up a trasnmission by model number and view vehicle applications and compatibility; or search for a vehicle by make and model to display applicable transmission(s). Model. use ctrl-f to search . Pre-1969 Muncies use a stud and nut at the indicated attachment point, while 1969 and later Muncies use a bolt as illustrated on the right. The last way to identify if it’s a 4L60 or a 700r4 is to look at the rear of the transmission … The T10 front bearing size was reduced in diameter in 1963 only. 700R4 Identification- With the Identification Tag: Lets say that you have found a transmission at a swap meet, on Craigslist, or at the salvage yard. CHART 5-SPEED TRANSMISSION I.D. 4-SPEED TRANSMISSION I.D. Many people want to know exactly what year the transmission came from, and what vehicle it was in. Years. This meant that the transmission’s front bearing retainer and register bore of the bellhousing were also smaller in diameter. It is not intuitive. The next 2 or 3 letters identify the model of the transmission.These numbers tell us the application, engine size, wiring type, and solenoids. rear wheel drive. Muncie (left) Saginaw (center) Borg Warner (right) To quickly finger what you have, notice in the above picture: The muncie reverse lever is in the extention housing, and the cover has 7 bolts. The Muncie case (3831704) replaced the T10 4-speed in the 1963 Chevrolet Bel Air and Corvette by mid-May of that year. A variety of transmissions were used on 1994 Chevrolet trucks. If you find 2 letters, the transmission is made between 1982-1985.. Use the following information to compare physical description of your Chevrolet or GMC manual transmission in order to identify what model transmission is in your vehicle. 4l80e 17 bolts: 200-4r 16 bolts: 250 - 350 13 bolts: 375/400/475/3l80 13 bolts: 700-r4 4l60/e 16 bolts: gm 4l30e 13 bolts Transmission Type. Chevy Transmission Code Identification Chart 4l60e 4l65e . CHART *MUNCIE Shaft Identification: Muncie 4-speed transmissions can be distinguishedvfthe rom style of the transmission arm attachment. The M20 and M21 transmissions produced from 1963-'74 are easy to identify in both wide- and close-ratio units. GM Transmission Identification: Manual Transmissions As mentioned above, modern 5-speed and 6-speed manual transmissions are easy to identify, but older 4-speed transmissions have more variety. The first digit of the Identification Tag will be the model number. 77 Precise 4l60e Identification Numbers . Use The Transmission Cross Reference and Interchange Chart To Find Transmission Compatibility. We offer quality rebuilt manual transmission, parts and rebuild parts kits that are designed to be top of the line. Go here for info on Chevy Automatic Transmission Identification. ACURA. The Saginaw reverse shift lever is on the cover, and the cover has 7 bolts. Automatic Transmission Application Guide .