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gear ratio

  1. Higher rear gear ratio

    smart Modifications
    Has anyone changed the rear gear ratio? Almost all of my driving is on the freeway and I would love to have the car running at 2,000rpm on the freeway instead of 3,000 or 3,500rpm. That alone should improve the gas mileage and lengthen the life of the engine. Yes, I might have to downshift into...
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