Motor Mount Clearance Measurement

Discussion in '1947-1954' started by cmkruse, Jul 27, 2011.

  1. cmkruse

    cmkruse Member

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    Well I need some expert help on getting the front motor mount measurement right on my 235. Figure 20 in the manual shows where to measure the clearance but the text isn't all that clear to me. It says the clearance is 3/64 to 5/64. Well that converts to .0003/.0005 and I don't have any feeler gauges that small. Is the measurement that critical? I have a new rubber mount and the top and bottom plates have been cleaned and primered. I can put it all together and squeeze it together and the top plate doesn't hit the lower retainer/plate so is that enough or is there some way to get a good measurement? the manual says to measure it without putting a load on it so I'm not sure how to really check it out.

    Thanks for any recommendations :confused:
     
  2. ol' chebby

    ol' chebby Member

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    These things were farm tech, I don't think anything outside the engine was that critical.
     
  3. bigtimjamestown

    bigtimjamestown Member

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    Your conversions have been mis calculated, 3/64=.046875 or just under 47 thousands and 5/64=.078125 or just over 78 thousands. Or in other words 1/16" plus or minus 1/64" or .015625 for both numbers. The best thing to do though is just put the fu#$in bolts in and go with it....Lol....Big Tim
     
    Last edited: Jul 28, 2011
  4. cmkruse

    cmkruse Member

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    Fuzzy Math

    I can't do fancy math so I got the numbers off a conversion chart and I probably read lthe metric side or somethin. I got the message though - I'll bolt it and go with it. Now all I have to do is find fine thread carrage bolts that they don't seem to make anymore. At least grainger and MSC and the other bolt places don't have a listing for them. I'll just use the ole buggered up ones.:D

    Thanks guys
     
  5. bigtimjamestown

    bigtimjamestown Member

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    Course thread bolts, flat washers and nylock nuts would probably work just fine....
     
  6. vwnate1

    vwnate1 Member

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    ' Old Buggered Up Bolts '

    ...Can usually be brought back by application of wire brushing & chasing the threads .......

    A Few rust pits won't cause any problems .
     
  7. cmkruse

    cmkruse Member

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    Buggered up bolts

    Nate, et al... I did just that. wire brushed em chased the threads put some ospho on the pits and they look pretty good. Found some new castle nuts at the local hardware so I'm good to go on this one. Now if the rebuilder wil give me my engine back I could get some more progress done!!!:D
     

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