If they are stock Birfields just take them apart. It is not that hard and you can check the cage and the inside of the bell for cracks.


David Fritzsche
1990 Ex-Cab V-6,5-speed, with a few mods
04.5 CTD Dodge 2500 Ram--Tow Rig
Roseville, CA

"Serenity through Sobriety"