Thread: Pretty Bus
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Old 02-10-2020
ChrisN ChrisN is offline
Join Date: Apr 2016
Location: Pittsburgh
Posts: 62

All PD4501's equipped with twin 4-71 engines were later converted to a single 8v71/4 speed Spicer as a result of GM being sued by Greyhound. I believe Marmon Herrington did the conversion.
Chris Nicklow
Pittsburgh, PA
1986 PT38 8V92
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