Them Ol' Steem injines

[NW Mailing List]

On 8/17/2015 1:07 PM, NW Mailing List wrote:
> The Y-5, yes; the Y-3 and Y-4, no.  Being the same capacity as the 
> Y-6, the Y-5 got all the refinements and were interchangeable in 
> service as the Y-6.  The Y-3 and 4’s were used in the yards, mine runs 
> and other secondary work.  They developed their max power at 15 MPH 
> which was good for this type of service.

Bud,
     Any thoughts on if there was any performance difference on the 
Y3a's that were converted to the bridge pipes from the Y5's?

Jimmy Lisle