Quote:
Originally Posted by comptiger5000
If the larger tires helped significantly, that means the vehicle was over-geared greatly. Typically, the aero hit from larger tires and a lift would more than offset the gains from the taller gearing.
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these are overgeared pretty high.
my 98 outback w/ manual was a steady 3300rpm at our hwy speeds of 70mph.
the engine in the OB (2.5L boxster) could easily handle much lower rpm.