Has case casting number T16-1X. Chevrolet transmissions can be manual or automatic. I'm pulling a horse trailer. The cluster gear is supported on both ends by cylindrical roller bearings. Was told I could pull up to 8K lbs with this truck,,, 5. Heck I was just about to junk it out for scrap metal. The shift action is slower and clumsier because the Saginaw has so much less surface area on the blocker rings - probably like half as much.
Cast iron case with cast iron top cover. Similar physical appearance and is best to remove the top cover in order to distinguish between the two. They start with the letter M. The side cover has 7 bolts and 3 shifter cams. In 1996, a bolt-on was phased in along with a six-bolt tailhousing for S-10 Trucks and S-10 Blazers and beginning in 1998 for all other applications.
Information is provided for General Motors , , and manual transmissions. I even have a one year only 1970 positraction 12 bolt original camaro rear end that would probably work well in it. Wanna bet there isn't some dufus after-market shop out there making Hydramatic pans with Allison logos on them so that posers can feel good about their 6. Provide the parts to your mechanic and save money! Author: David Fuller is OnAllCylinders' managing editor. Using these clues and the diagrams above, you can narrow down the identity of your manual transmission. Its been sitting on a piece of my property in the boonies rusting now for about 6 years.
But, after I saw a couple muncies bring over 15 hundred bucks I quickly changed my mind. I have a 2001 Chevy Silverado 5. During his 20-year career in the auto industry, he has covered a variety of races, shows, and industry events and has authored articles for multiple magazines. So now I have 2 pick-ups and 2 trannys in my driveway. Wanna bet there isn't some dufus after-market shop out there making Hydramatic pans with Allison logos on them so that posers can feel good about their 6. After locating correct unit a link is supplied to provide detailed information on specific kit and parts that are available for your unit. The main case is open at both ends, the bell housing.
All of these units are 3 speeds with Overdrive. I was wondering what kind of Transmission do I have. Some of the early units, found mostly in Corvettes, have a front nut like the Muncie M21. Provide the code and we can look it up. The two transmissions are differentiated quickly by the 6 or 7 bolt bell housings.
Are there mounting studs protruding from the side case or are the selector arms secured with a bolt instead? The main bearing in this unit is comprised of caged needles in shell races. You won't be able to determine what engine was ahead of the tranny unless you still have the car. The new silverado I test drove had it and it was wonderful. The side cover is 6261886 There is a J101 Which I believe is a date code but not sure And a 172109821 that I believe is a vin number but does not match the camaro vin. Gear ratios: 1 2 3 4 R 3. In 2012, he helped establish OnAllCylinders, where he enjoys covering all facets of hot rodding and racing. Reverse shift lever is located in the extension housing, along with main shaft reverse which is a straight cut gear.
The cluster gear is solid and is supported on each end by cylindrical roller bearings located in the case. Transmissions are marked and identified by: - Casting numbers on the case, extention housing and side cover on manual trans. They are easy to find on the muncies and do help in figuring out whats what on them. The Isuzu logo is cast into the left side of the case. To undertake either method will require you to look under the vehicle. If youve ever driven a car with an automatic with overdrive, you know how nice it is to cruise down the freeway at 70 mph with the tach just nudging 2000 rpm as opposed to a screaming 3500 rpm or more.
Reverse gears are helical cut and are located in the extension housing. Automatic Transmissions Some transmissions may have a code stamped into their case or a tag riveted to them. Any how thanks for your input its appreciated Ed If the tranny came from a 6 cylinder car, it was not a Z28. I do know for sure its a 4 speed saginaw by the photos on a couple different web sites. Please join in the discussion by. Every one of them have nice gear sets in them and several probaly only need the rear seal and grease changed and could go right back on the road. M31 or M38 would designate a T-250.
Thank You for that info as it will be helpful when I start selling off my Muncies. The 6 cyl would definitly make it a ralley sport car if there were no z28 cars with a 6 cyl. But, I had my wife dig out the title and it is actually a 1980 2nd generation camaro. It has a four step cluster and all the gears are helical cut. Other things to consider: On the main case, where is the inspection cover…is it a side cover or a top cover? It should look something like the item below, where I have circled M30 - which is the trans I have. The front and rear countershaft bearings are both 25x62x17. My saginaws I know does not hold the value of the muncies.
I purchased my used 2010, 5. Right now it is shifting O. I wanted the same one. Find your pan shape—and ultimately your automatic transmission—in the images below: Another way to determine your transmission is by measuring the overall dimensions. I have every year from 1964 to 1970 covered in the muncies.