Red line on a 420
08-05-2003, 10:24 PM
#3
Charter Member # 55
Charter Member
The cam is the same as my 525SC and my WOT operating range is 4800-5200. The rev limiter is just past 5300.
The 525SC and 420 have very similar specs and good internals. I would not be afraid to turn it 5400.
The 525SC and 420 have very similar specs and good internals. I would not be afraid to turn it 5400.
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