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67 wiper arm

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  • Randy R.
    Very Frequent User
    • March 1, 1983
    • 477

    67 wiper arm

    Which of these is correct for a 67? They are both brushed stainless steel.
    How can scratches in the brushed finish be removed?

    Thank you,

    Randy
  • Stephen L.
    Extremely Frequent Poster
    • May 31, 1984
    • 3151

    #2
    Re: 67 wiper arm

    Your images won't open. Try using COPY/PASTE to get the correct address into the message.

    Comment

    • Randy R.
      Very Frequent User
      • March 1, 1983
      • 477

      #3
      Re: 67 wiper arm

      Sorry about the error. I am a novice when it comes to this.
      Try this one.
      Randy

      Comment

      • Stephen L.
        Extremely Frequent Poster
        • May 31, 1984
        • 3151

        #4
        Re: 67 wiper arm

        I don't recognize either of these. Is this a partial photo of the bottom sides?

        The 67 wiper arms are brushed stainless and are adjustable by a screw to slightly alter the angle of the arm. The blade assy slides over the end of the arm and is held in place by a tab and spring clip.

        If you have a donor arm, try using some steel wool or 2000 grit sandpaper and experiment to see if you can duplicate the finish...

        Here are some photos of a 67...

        Comment

        • Peter L.
          Extremely Frequent Poster
          • May 31, 1983
          • 1930

          #5
          Re: 67 wiper arm

          Randy - The upper wiper arm, i.e rod assembly, appears to be the arm, if has the brushed finIsh, that I would expect to find on 1966 and early and mid 1967 Corvettes, i.e p/n 3888297 - 8. The lower arm because of the underside cover with the 4 notches appears to be p/n 3915861 - 2. I have some NOS SERVICE arm with the 3915861 and 3915862 part numbers that have that style underside cover. Interesting is that the 67 Corvette AIM shows a change date (UPC 1 ASM, SHEET D3) from p/ns 3888297-8 ROD ASM to p/ns 3915861-2 of 11-9-66. Interestingly, I have seen original 67s build in April and May of 1967 with the 3888397-8 wiper arms or at least the arms did not have the underside cover with the 4 notches.

          The underside covers differ not only by the 4 notches but also by the information stamped on the cover. The underside covers from 1963 production on Corvettes thru sometime in 1967 production read as follows:

          PATENTS 2511129, 2564819
          2804639, CAN. 1948 TRICO (larger outline letters)
          MADE IN U.S.A.

          Sometime in 1967 production it was changed to read as follows:

          ONE OR MORE PATENTS
          2584819, 3378674 TRICO (larger outline letters)
          MADE IN U.S.A.

          And also in 1967 prduction when the 4 notches were made in the underside cover, it the same as above, i.e.

          ONE OR MORE PATENTS
          2584819, 3378674 TRICO (larger outline letters)
          MADE IN U.S.A.

          The underside cover with the 4 notches is also found on the 1968 Corvette windshild wiper arm underside cover.

          Bottomline based on my observations is that if the wiper arms are on a later 1967 they might well be original to the car, but if they are on an early to mid production 67, I'd be curious about the lower one being original but it as far as form and function, it would be fine.

          Pete

          Comment

          • Rick S.
            Expired
            • January 1, 2003
            • 1203

            #6
            Re: 67 wiper arm

            Peter,
            What do you think about these wiper arms on my mid-June built 67? I am the 4th owner and have no idea if they are original to the car.

            Thanks,
            Rick




            Attached Files

            Comment

            • Rick S.
              Expired
              • January 1, 2003
              • 1203

              #7
              Re: 67 wiper arm

              Here is the top side




              Attached Files

              Comment

              • Peter L.
                Extremely Frequent Poster
                • May 31, 1983
                • 1930

                #8
                Re: 67 wiper arm

                Rick - Be glad to but would like a bit more info.

                Can you send a photo of the base or bottom end piece that attached to the wiper mechanism splined piece? There were a number of Chevrolet car wiper arms that used the same middle housing with the under cover plate that you show in you photo; but the Corvette used a base or bottom end piece that did not flare out as the base piece on the cars did. The sides of the Corvette wiper arm base were straight.

                Also, is the finish on your wiper arms brushed? It's difficult to tell in the photo?

                Pete

                Comment

                • Rick S.
                  Expired
                  • January 1, 2003
                  • 1203

                  #9
                  Re: 67 wiper arm

                  Pete,
                  I have a partial picture of the base but can take another picture tomorrow if needed. The finish is brushed. I should note that I had Parsgon put in a new pivot pin last year as it broke when I slightly lifted the blade to clean under the blade. I am not sure if this is the one that was repaired.




                  Attached Files

                  Comment

                  • Peter L.
                    Extremely Frequent Poster
                    • May 31, 1983
                    • 1930

                    #10
                    Re: 67 wiper arm

                    Rick - It has the kind of base piece configuration that was used on the 63-67 Corvette, so with the brushed finish, the adjusting screw in the side, and no info stamped/etched on the under side of the rod, it looks like a winner to me. I can see enough of the base to see that it's not the flared end base piece that was used on passenger car windshield wiper arms. Pete

                    Comment

                    • Rick S.
                      Expired
                      • January 1, 2003
                      • 1203

                      #11
                      Re: 67 wiper arm

                      Pete,
                      Thanks!!

                      Comment

                      • Peter L.
                        Extremely Frequent Poster
                        • May 31, 1983
                        • 1930

                        #12
                        Re: 67 wiper blade holder picture

                        Rick - The TRICO windshield wiper blade holder in the picture is not the configuration I would expect "originally" to have been on a mid-June 1967. The TRICO wiper blade holder shown has the rounded sides and flat section on the top, so there are 3 distinct features to the cross section, the 2 rounded sides and the flat top. The configuration I would expect for the TRICO windshield wiper blade holder used thru 1967 production would have been the inverted "V" configuration, i.e, 2 slightly rounded (almost straight) sides that came to a peak at the top (apex). On the top of the early to early mid 1967 year production, i.e Sept 66 to Jan/Feb 1967, TRICO wiper blade holders one would expect to see TRICO stamped on each end; while on later production cars one generally finds TRICO and in small letters under that MADE IN U.S.A. similar to what is shown on your picture. Hope this info helps. Pete

                        Comment

                        • Peter L.
                          Extremely Frequent Poster
                          • May 31, 1983
                          • 1930

                          #13
                          Re:The refill in the 67 wiper blade holder picture

                          Rick - You might also double check the refill in the 67 TRICO wiper blade holder in your picture. From the end I can see it does not appear to be a TRICO refill (I'm betting it's an ANCO refill for TRICO blades) and while it will function just fine, originally the manufacturers/suppliers, either TRICO or ANCO , supplied GM with windshield wiper blade assemblies, i.e. the holder and the refill, so the TRICO windshield wiper blades would come as an assembly and have TRICO holders and TRICO refills and like wise the ANCO assemblies would come with ANCO holders and ANCO refills. Pete

                          Comment

                          • Randy R.
                            Very Frequent User
                            • March 1, 1983
                            • 477

                            #14
                            Re:The refill in the 67 wiper blade holder picture

                            My car is a May 67 car. I am quite sure the 3888297-8 arms are the originals. I think the 3915861-2 were purchased years ago but I never got around to installing them in place of the scratched originals. I can't be sure. The lettering is as Pete described. I did obtain some arms from some other GM cars of approximately the same vintage and they have a flared splined hub.

                            Thank you,

                            Randy

                            Comment

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