what gear lube??

Discussion in 'The Garage' started by trav_19, Jul 9, 2007.

  1. trav_19

    trav_19 Legend

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    what weight lube do i need for the rear end 80-90 or 75-140?? and i heard that royal purple already has the friction modifier in it ...i still added it to the 93 but wondering if i need to for this car...and i cant remember what weight gear lube i used...help :help2:
     
  2. trav_19

    trav_19 Legend

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    ok gears are going in wed. night right after work what weight do i need guys?? :help2:
     
  3. NYC94GT

    NYC94GT Active Member

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    80/90 weight synthetic. Make SURE U RUN the additive!! You can get it from Ford Motorsports!
     
  4. trav_19

    trav_19 Legend

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    i got royal purple 80-140 and it has the additive already in it....