69 Chrysler 300 with 8 3/4, 2.76 Open Axle, 489 Third Member that was converted to a 3.23 Sure Grip. Four rebuilds in 2800 miles. I'm not sure which way to go at this point.
First rebuild
Convert the 2.76 open axle to a 3.23 Sure Grip. All the typical conversion parts from Dr. Diff.. A recommended muscle car shop did the rebuild. Car drove with slight gear whine, nothing bad. "Give it a couple hundred miles to wear in they said." While 400 miles from home on a Saturday, rear end starts...
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First rebuild
Convert the 2.76 open axle to a 3.23 Sure Grip. All the typical conversion parts from Dr. Diff.. A recommended muscle car shop did the rebuild. Car drove with slight gear whine, nothing bad. "Give it a couple hundred miles to wear in they said." While 400 miles from home on a Saturday, rear end starts...
Read more
