How does a Muncie 4 speed work?
The Muncie 4-speed is a constant-mesh transmission. This means that all the gears in the transmission, except for reverse, are always meshed together and spinning, even in neutral. These detents function as interlocks, preventing any two forward-speed gears from being shifted at the same time.
How much HP can a Muncie M22 handle?
With the proper rear end gear a new M22 can handle close to 700HP!
Are Muncie 4 Speeds good?
The Muncie four-speeds are a very popular transmission with Chevrolet muscle car enthusiasts, and are easily adaptable for a wide range of GM and other non-GM vehicles.
How much does it cost to rebuild a Muncie 4 speed?
A good rebuild kit is just under $200 and a set of Torq-Lock sliders is $75.
How do you tell a Muncie transmission apart?
There is another way to quickly identify Muncie transmissions. All Muncie transmissions have a ring groove on the input shaft and counter gear. These grooves were cut into the input shaft so the Muncie assembly line worker could easily identify which input shaft should be installed in a particular unit.
Do all Muncie 4 Speeds whine?
Actually, the whine is in every gear. It gets progressively louder as you get faster. However, it only makes the noise (which is quite loud) when the engine is under a load.
How much torque can a Muncie handle?
The muncies have better cases & handle up to 500-600 lbs-ft of torque. I know my muncie m20 & my friend’s m20 handle our cars at over 500 lbs-ft of torque.
How much does it cost to rebuild a Muncie 4 Speed?
Why is it called a Muncie 4 Speed?
Therefore, the Muncie patent is basically a design for the layout of a 4-speed transmission. This “layout” is a 4-speed transmission with four forward gear ratios in the main case, a midplate bearing support, and a reverse gearset in the extension housing.
What cars came with a Muncie 4 Speed?
10-spline units came in these vehicles: 1964-70 Chevy Corvettes and Pontiac Tempest 1967-70 Buick Special, Firebird and Camaro 1969-70 Grand Prix 1963-69 Impala 1965-70 Nova and Olds Cutlass/F-85 and Chevelle (except 1970 w/454-cu.in.
Where can I get Muncie 4 speed transmission parts?
We carry a large selection of Muncie 4 Speed Transmission Parts, Complete Muncie Transmission Units, and Cases. We also offer Transmission Rebuild Service and Case Repair. If you don’t see what you need, call us toll-free at 1-877-614-4327.
When did GM stop using the Muncie transmission?
The Muncie 4-speed transmission was used with many different GM models and engine combinations from 1963-1974. The basic design and operation theory of the gearbox changed little during that time, though several design upgrades and modifications were made during the total production run.
How much does a Muncie 4 speed case cost?
Street and strip applications requiring improved strength. To make “new” Muncie 4 speeds with new M20, M21, and M22 gear sets that are now available. Price per case kit is $269.95. Now in Stock!
What was the production number on a Muncie 4 speed?
All Muncie 4-speed transmissions were stamped at the Muncie assembly plant with a production code number, consisting of a prefix letter, production date and shift suffix letter where day and night shifts were in operation. The year of production was not coded on these transmissions.