We're talking about a 51 YO differential with un-told miles that's probably never had the grease changed. It probably has worn out bearings and an inch of slop. I'd say it will last until the first time you dump the clutch.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.