power

  1. B

    Rebuild Options For 50-75 More Horsepower?

    I need more power! 3.7L with 210K miles, but we live and drive at high altitude. Pulling my little boat over the Utah mountains isn't working. How can I get another 50 or 75 ponies? If this were a V-8 I'd rebuild it and get some better heads, a little bit of cam and make it flow. But, who...
  2. D

    Jeep lose power with the AC ON

    Hi guys, my jeep liberty 3.7 L 2005 lose power if i have the AC ON and at full power (4) or almost full power (3) it starts to accelerate slower and slower until it dosnt move, but if i just put it on 2 or 1 it recovers its power like nothing happened. Could this be related to a leak i have in...

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