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jacking

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  • Jeffrey G.
    Infrequent User
    • April 22, 2016
    • 19

    jacking

    Using a floor jack is it OK to raise the back of my 64 by the diff. and the front by the forward frame cross member?
  • Mike E.
    Extremely Frequent Poster
    • February 28, 1975
    • 5134

    #2
    Re: jacking

    Better in the front to jack on the lower a-arm. The crossmember will dent if you jack under it.

    Comment

    • Edward J.
      Extremely Frequent Poster
      • September 15, 2008
      • 6940

      #3
      Re: jacking

      Jeff I have jacked the rear of the corvette on the leaf spring pad, and then install jack stands on the frame.Be careful of the fiberglass spare tire tub.
      New England chapter member, 63 Convert. 327/340- Chapter/Regional/national Top Flight, 72 coupe- chapter and regional Top Flight.

      Comment

      • Joe L.
        Beyond Control Poster
        • February 1, 1988
        • 43193

        #4
        Re: jacking

        Originally posted by Jeffrey Gordon (62360)
        Using a floor jack is it OK to raise the back of my 64 by the diff. and the front by the forward frame cross member?
        Jeffrey------


        You can use a jack on the front crossmember IF you jack against a thick board that spans the width of the crossmember.
        In Appreciation of John Hinckley

        Comment

        • Michael F.
          Very Frequent User
          • January 1, 1993
          • 745

          #5
          Re: jacking

          Joe is 100% right I have been doing this on c2 and c3 since 1970 and have NEVER dented the cross member or damaged rear pad
          Michael


          70 Mulsanne Blue LT-1
          03 Electron Blue Z06

          Comment

          • Duke W.
            Beyond Control Poster
            • January 1, 1993
            • 15610

            #6
            Re: jacking

            I never done any damage raising the back of my SWC with a small floor jack by the strut rod bracket with a short piece of 2 x 4 between the bracket and jack puck. Same with the front cross member. Place the jack near the forward end of the member so the load is picked up the front vertical section.

            Duke

            Comment

            • William F.
              Extremely Frequent Poster
              • June 9, 2009
              • 1354

              #7
              Re: jacking

              All those methods may be OK, But Chevy Chassis Service manual doesn't recommend them. There's a diagram showing suggested jacking locations near front of manual.

              Comment

              • Joe L.
                Beyond Control Poster
                • February 1, 1988
                • 43193

                #8
                Re: jacking

                Originally posted by William Ford (50517)
                All those methods may be OK, But Chevy Chassis Service manual doesn't recommend them. There's a diagram showing suggested jacking locations near front of manual.
                William------


                Yes, the service manual jacking locations are definitely the best locations. If raising one corner of the car is all that one wants to do, they are definitely the way to go. However, if one wants to raise either the complete front end or rear end, then using the recommended locations requires the use of multiple jacks. That's the problem. In addition, if jack(s) are used at the recommended locations, then those locations are thus not available for jack stands which should always be used when the car is raised.
                In Appreciation of John Hinckley

                Comment

                • Frank D.
                  Expired
                  • December 27, 2007
                  • 2703

                  #9
                  Re: jacking

                  Jacking the rear to raise both wheels works just fine...avoid the jack saddle cracking the spare tire tub, chock the front wheels as the parking brake is ineffectual with the rear wheels in the air and avoid running the engine in gear with the rear wheels raised and the half shafts over-extended...

                  Comment

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