| Re: Orion 7NG #4144 (154087) | |||
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Re: Orion 7NG #4144 |
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Posted by GOLD_12th on Thu Jun 18 01:06:43 2009, in response to Re: Orion 7NG #4144, posted by 33rd Street on Thu Jun 18 00:51:37 2009. Probably the contributing factor of increasing life expediency is most of the 1990 RTS were repower from 6V92TA engines to Series 50 EGR because of EPA |