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Thread: 84 200X oil pump screws. Any trick to removing them?

  1. #1
    Join Date
    Mar 2010
    Location
    North Alabama
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    2

    84 200X oil pump screws. Any trick to removing them?

    Hey I'm new to 3wheelerworld. I am in the process of repairing/restoring a 84' 200x I picked up this winter. I have got the frame and suspension cleaned painted and repaired like I want it and I am ready to go through the engine now. I have rebuilt several 4 stroke and 2 stroke atv and dirt bike engines, but none this old. Because this thing is so old, and because the cam and head looked like crap I want to inspect the oil pump for wear and replace the gaskets. I cannot get the 2 phillips head screws that hold the pump to the engine case out to save my life though. I broke the tip clean off a Snap-On #3 phillips trying. The screws are not stripped (yet). Is there some sort of trick to getting these things off? I can turn the oil pump rotor by hand and and hear it sucking and gurgling on what oil is still left in the oil passages, not to mention the head was full of oil when I removed it and leaked like a sieve so I think it may be ok but I want to know for sure. Any suggestions? Should these things be this tight, I mean seriously?

  2. #2
    Join Date
    Sep 2007
    Location
    100mi west of Chicago
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    3,582
    They are crazy tight. I ended up having to use my Dremel with a cut off wheel to turn them into a straight slot after I stripped the Phillips. Then I pounded a straight slot bit into the new slot. Then I used a ratchet to turn that lol.

    Rob

  3. #3
    Join Date
    Dec 2009
    Location
    Chicagoland
    --
    318
    I found that tearing my old Yamaha apart. I had to keep a pair of small needle nosed visegrips around for most of the screws! They don't work in tight spots, but they work!

  4. #4
    Join Date
    Jan 2010
    Location
    Vernon Wisconsin
    --
    188
    Did you try using a hand impact driver (one you hit with a ??) If there is room that might do it. Sears probably has it...
    http://www.thetoolwarehouse.net/p-3064-lisle-29200.aspx
    '79 Honda Odyssey
    '81 Kawasaki KLT 200 (highlighter)
    '85 Yamaha Tri-Z
    '82 Suzuki GS450L
    '05 Suzuki Eiger 400

  5. #5
    Join Date
    Mar 2010
    Location
    North Alabama
    --
    2
    Sounds like it's not unusual for them to be really tight. I should have a replacement screwdriver soon, I don't want to stick a cheapo in it and round the threads out. I thought I might try heating the case up a little with a propane torch in the area of the screws.

  6. #6
    Join Date
    Mar 2006
    Location
    PA
    --
    3,515
    I had a 200x back when they were new and those screws were PITA tight back then. The only easy way to get them out is use a impact screw driver like was said abouve.
    80s......185 atc, Yamaha tri-moto 200, 85 200x with tons of work
    90s......89 Suzuki quad racer 250 (raced 250 A class for 6 years, late 90s.. custom framed 250x with long travel shocks and a built 350x motor.... built Honda 110
    00s...... chomeoly framed 350 RX with all the goodies (thanks to my bro)
    2012.....Replaced the 350x motor for a 444cc YZ426
    WWW.HREATV.COM

  7. #7
    Join Date
    Feb 2008
    Location
    Berlin,CT
    --
    61
    Quote Originally Posted by WisconsinJohn View Post
    Did you try using a hand impact driver (one you hit with a ??) If there is room that might do it. Sears probably has it...
    http://www.thetoolwarehouse.net/p-3064-lisle-29200.aspx
    that would be the best way thats what i used
    85 200x-redone frame up,extened rear axel,clarke plastic gas tank,dg exaust system,ceet atc seat cover,and much more....
    86 klt 110 - stock in need of top end rebuild

  8. #8
    Join Date
    Feb 2010
    Location
    Maine
    --
    73
    i agree...i just made a post on another thread about using an impact driver on stuck bolts....sure beats stripping out phillips heads!!
    TRIKES....BADDD ASSS BIKES!!

    1986 200x
    1995 300ex
    2000 400ex
    1989 CR80
    1996 CR 250R
    1997 XR 70
    1977 YAMAHA XS500
    1989 KITTY CAT

  9. #9
    Join Date
    Jul 2007
    Location
    OHIO
    --
    2,857
    yes sir.....impact driver th only way.........or the best way I should say.
    HEY YOU WORM PICKERS..QUIT PICKIN' MY WORMS!
    Owner of the world' widest atc plow
    Builder of 3 wheeler accessories such as Big Red suspension sidecars,Big red's with full roofs, 3 wheeler elevators, and NOS powered 2 speed tri zingers

    "Hold my beer.......watch this sh@# !!!!!!

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