There are several versions of the Muncie 4 Speed, Muncie M21 & M22 the SM465's and the SM420's. The SM465's for example were used in 1968-1991 General Motor Trucks Fluid Capacities should be in the 8.4 pints area from what I can find. Hope This Helps.
8 pints
80-90wt gear oil GL-4
There is a fill plug on the right side. Fill to the bottom of the hole
80-90 wt GL-4 gear lube. It needs to be a GL4 rated oil, not GL5 rated.
how much oil does a kia sportage hold 2001 when you change the oil
How much oil does a 2001 Yamaha TTR 125 hold? How much oil does a 2001 Yamaha TTR 125 hold? How much oil does a 2001 Yamaha TTR 125 hold?
3.5
how much oil does a 2002pontiacgrand am 2.2 require
The Yamaha Breeze will hold 1.2 quarts of motor oil in it. You need to be careful to not overfill the motorcycle with too much oil in it.
It will hold 3.1 quarts of oil when you change the filter and it is completely empty. You should test how much oil is in the vehicle before pouring that much in.
80w-90 gear oil will work best for this transmission.
your 2.5 should hold 3.5 qts oil with filter