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Harley Oil for Primary and Transmission or can i go with something else

Discussion in 'Motorcycle Tech Talk' started by Drifter, Jun 1, 2009.

  1. Drifter

    Drifter New Member

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    I was wandering if i have to use the formula + oil from Harley or can i put in Royal Purple gear oil for the tranny and primary or is there other products that i can use for the 2009 Fat Bob i have?:fight:
    Drifter, Jun 1, 2009
    #1
  3. chucktx

    chucktx Moderator Staff Member

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    if you use the search feature at the top of the page, there is a plethora of info on the different oils for the different applications.....hope this helps a bit....have fun and stay safe!
    chucktx, Jun 1, 2009
    #2
  4. cowboy

    cowboy Moderator Staff Member

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    yep what chuck said , there's many a oil chat here & what different brands people choose for there bikes :D
    cowboy, Jun 1, 2009
    #3
  5. grandpa tom

    grandpa tom New Member

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    Re: Harley Oil for Primary and Transmission or can i go with something e

    I Have found the Formula+ pretty good, and at last change went with belray 75-140, its a little better than the + but also feels a little stiff till good and warm..

    have heard that the spectro for 6 speeds is really good..but $$$
    grandpa tom, Jun 26, 2009
    #4

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