Thread: Odd problem
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Old 03-06-2009, 07:56 AM
pmckechnie pmckechnie is offline
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Join Date: Jan 2003
Location: Matthews, NC
Posts: 1,356
Is it possible the transmission is not shifting into 4th? Try the good 420 in 3rd gear at 60 mph and see what RPM it is at. To the best of my knowledge, all 420's have the same rearend, but yes, it could have been changed but why would anyone want to do that to such a fine car?
Paul
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