LG5 timing chain rubs 3400 cover

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  • 3XTurboAgain
    • Jun 2007
    • 222

    #1

    LG5 timing chain rubs 3400 cover

    Hey guys just wondering if anyones had this happen. Its a 1990 LG5 block with 01 3100 heads intake and 99 3400 timing cover. The timing chain is rubbing the cover pretty good ... is there a clearance issue i dont know about? Thanks!
  • IsaacHayes
    Mr. Orange.
    • Apr 2006
    • 6030

    #2
    Is the chain old and stretched?
    sigpic New 2010 project (click image)
    1994 3100 BERETTA. 200,000+ miles
    16.0 1/4 mile when stock. Now ???
    Original L82 Longblock
    with LA1, LX9, LX5 parts
    Manifold-back 2.5" SS Mandrel Exhaust. Hardware is SS too.

    Comment

    • 3XTurboAgain
      • Jun 2007
      • 222

      #3
      No it was brand new, i havnt seen it for myself yet, the motors at the machine shop so im going to take a few pics and see for myself...

      Comment

      • Superdave
        Been there, Built that.
        • Sep 2004
        • 5850

        #4
        is it a double roller chain?
        Past Builds;
        1991 Z24, 3500/5 Spd. 275WHP/259WTQ 13.07@108 MPH
        1989 Camaro RS, ITB-3500/700R4. 263WHP/263WTQ 13.52@99.2 MPH
        Current Project;
        1972 Nova 12.73@105.7 MPH

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        • 3XTurboAgain
          • Jun 2007
          • 222

          #5
          im not sure, i thought i got a stock replacement but i dont remember what the original one looked like either... I didnt know they made different ones beceuase i bought it at napa and i figured it was right...

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          • 3XTurboAgain
            • Jun 2007
            • 222

            #6
            Ok yea i think it is doulbe roller, so why would they make these if they dont fit under the cover? What one should i use? thanks for the help

            Comment

            • SappySE107
              WOT-Tech
              • Oct 2003
              • 13513

              #7
              They were for the RWD engines. Get the non roller chain, which is what the stocker is.
              Ben
              60DegreeV6.com
              WOT-Tech.com

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              • 3XTurboAgain
                • Jun 2007
                • 222

                #8
                OK thanks A LOT!!!! WILL DO - I dont know why Napa would give me that when i clearly said 1990 3.1 BLOCK!

                Comment

                • bszopi
                  Site Coder
                  • Apr 2000
                  • 9185

                  #9
                  Umm, because there was a RWD 1990 3.1? If you don't specify exactly what you want, 90% of the time you will get the wrong part.
                  -Brad-
                  89 Mustang : Future 60V6 Power

                  Follow the build -> http://www.3x00swap.com/index.php?page=mustang-blog

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