Probably a stupid question being i have never pulled a trans apart but i assume the whole trans needs to be torn down to geth to the sprag?
Yes, it is in the very back of the inside of the case.
'63 Dodge 330 11.19 @ 121 mph Pump gas, n/a, through the mufflers on street tires with 3.54's. 3,600 lbs. 10.01 @ 133mph with a 250 shot of nitrous an a splash of race gas. 1.36 60 ft. 3,700 lbs.