Install the metal roller spacer tube inside the counter gear. Note: If you don't have many miles on the tranny and are fixing another problem you can leave the washers and needle bearings in place but you'll need to cut off a broomstick to the same length as the counter gear and press it in place while the steel shaft is coming out so all the needle bearings don't fall out. So manuever it down on a slight angle to get around the abstruction. You have to shorten the driveshaft; of course, you also have to change the clutch disc and driveshaft yoke. All Muncie transmission cases are made of aluminum, and the identifying casting numbers are prominently stamped in the passenger side of the transmission case. Note that a Muncie dated with a September to December build date was actually built the prior calendar year.
Manually lock-up transmission place into two gears. On the clutch hub, install tension springs, and retain keys with petroleum jelly. Muncie 4-speed Transmission Group 4. Drain the oil into a container. BorgWarner sold the T10 to Doug Nash in the early 1980s, which then sold it to Richmond Gear.
General Motors optioned cars with either the M20 or M21 ratios based on engine types and axle ratios. Everything is included to reseal a leaking transmission. Replace the thrust washers part 3864860 at each end. We require a new idea for it and one of these is muncie transmission diagram. As a result, it may be necessary to use a press to separate the assemblies involved. The rectangular drive portion of the shifter shaft was also increased in length from.
Use heavy grease to hold the bearings in place while you lay then in a row all the way around the broomstick. It was a very logical decision: Tooling costs would be minimal because hobs, castings, and certain components could be used from the T85 platform. Install the fourth speed synchronizing ring on main into position with a soft hammer. The Super T10 was a later-version design of the T10. Saginaw transmission diagram library wiring diagram 1966 72 pontiac 4 spd saginaw illustrated parts break down muncie 4 speed transmission diagram saginaw.
Place the keys in position and, holding them in place, slide the hub into the sleeve. See photo of what I used to force the ball down while pushing the arm towards the case. Use a plastic hammer and tap retainer on to case surface. Some switches have a bayonet end shown , and later ones have a pin-type male connector. Muncie parts diagram wiring diagram schema muncie diagram drawing chevrolet transmission repair parts tulsa winch parts diagram muncie diagram drawing. Putting a later linkage arm on a pre-1969 shaft can cause the linkage to become loose and out of alignment.
With the aid of tool J22246, align countergear and install its shaft. Install detent cams retaining E ring. In 2012, Motive Gear acquired Richmond Gear and they are still manufacturing the Super T10 today. The larger the shaft, the more surface area the case has to support it. Main drive gear overhaul Input Shaft 4th Gear : Remove 17 needle roller bearings and cage from gear bearing boss.
Torque upper 3 bolts and lower 3 bolts to specification. For some reason, Pontiac kept the driver-side speedo while Chevrolet and Oldsmobile did not. One of these vehicles is where you are most likely to find a Muncie four-speed. Remove reverse gear and note which is facing the top for reassembly. The upper tube has no seam but the lower one does. Do not replace the entire assembly because of failure of any of these parts. It will stop when you reach it's end of travel.
Because the needle bearings ride against the seam, extra spacer rings are needed to cover the seam. Press fit rear bearing into its proper location on the mainshaft. Sm465 parts diagram wiring diagram sm465 parts diagram. There seems to be no specific time when this change took place. With 1 finger, push the broom stick and steel spacer tube up a bit and insert the 1st washer. A rollerized 1st gear is a must in high load and high speed applications, such as road racing or circle track racing. It has flats ground into it to promote better oiling so that first gear does not seize to it.
These M22 units are highly sought-after for performance applications. The reduction in the angle with the M22 is quite substantial. You have to purchase Hurst shifters intended for the make and model car that these gearboxes came in. Install the main drive gear bearing retainer, gasket, transmission case. It can be used as an adapter-bearing retainer. Damaging the nut is ok since your going to replace it with a new one. Some people heat it up to expand.