[TR] TR3a

[TeriAnn J. Wakeman]

On 5/12/25 8:38 AM, Greg Lemon wrote:
> I don't have real expert advice, just shade tree mechanic.  If gear 
> oil was kept in it, or more importantly water out, and it spins freely 
> I would put new seals on it, fill it up with fresh oil, and see how it 
> goes.

I suggest draining the oil & pass a magnet through it looking for metal 
slivers, then pulling the diff back plate to look for wear in the R&P 
gears. If the ring and/or pinion gears are sharp pointed replace them.

TeriAnn
Who once replaced a TR3 gearbox because the R&P gears were screaming. On 
the positive side the replacement box was a fresh rebuilt TR4 overdrive box.