What does the p stand for on a 4 speed transmission?
What does the p stand for on a 4 speed transmission? Serial numbers for Muncie 4-speeds always begin with the letter “P,” which stands for Muncie plant. (Because the Muncie 3-speed used the M-designator, the letter P was used to identify 4-speed transmissions assembled in the Muncie plant). P does not mean passenger car. How to rebuild a Muncie 4 speed transmission? We use and offer a complete line of high quality new parts in our transmissions and for sale to the do it yourself re-builder. Contact us for any of your Muncie 4 speed needs. Only one pair of...