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Old October 4th, 01:17 AM   #1 (permalink)
Mortisdeum
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Join Date: May 2005
Location: Riverside CA
Posts: 1,527
How to Polish the Rear Half of a 98, 98c, and 98 Pro

Reason : To reduce the friction between the Hammer and the body, this then increase the rate of fire(some what) and the performance of the gun
Notice:
  • Be sure to read and understand the instructions be for attempting this on your gun
  • Picts are from my 98c so Newer 98s will very slightly in the appearance of the shells and if yours has the ACT system be careful of the holes for the two small pins.
Tools/Supplies Needed
  • 320 Grit Sand Paper
  • 600 Grit Sand Paper
  • Machine Oil
  • Non-gell Tooth Paste (Optional)
  • Screwdriver ( IF you have the RT installed)
  • The Alen Keys that came with the gun or matching Sizes
  • Clean Rag (Things are going to get dirty)
Instructions
  1. Disassemble the gun and remove every thing from the body shells even the power tube and RT piston.
  2. With the rag clean out all dirt and paint from the shell halves
  3. Now before go on I will be using the right shell as an example for polishing the shells
  4. Here is the unpolished right shell

    Tippmann does a good job casting the shells but they are fairly rough.
  5. Now put a few drops of oil on the back half behind were the powertube would be.
  6. Take the 320 Grit paper and start to sand to remove most of the bige scratches

    You want to work on the area were the seer rests and the "trougth" that the hammer travels in.
  7. Wipe oil and grit off the shell
  8. Repeat Steps 6-7 with the 600 grit sand paper
  9. At this point the shell should look like this and feel smooth to the touch.
  10. This next step is optional
  11. Put some tooth paste on you finger and rub down the "trought" a few time and be sure to get all of the tooth paste cleaned out of the shell
  12. Now we will Polish the Hammer
  13. Remove the O-Ring from the Hammer and put it in a safe place (Safer then you pocket)
  14. Clean the hammer as you did the shells
  15. Put a few drops of oil on the hammer
  16. Lightly sand with the 320 grit paper
    Here is a comparison of a half sanded hammer (top has been sanded).
  17. Clean the Oil and grit off the hammer
  18. Repeat steps 15-17 with the 600 grit sand papper
  19. Optional: do a final Polish with the tooth paste like you did on the shells
  20. Clean the parts one more time to besure that all the grit and dirt has been removed
  21. Reasemble your 98 and enjoy your more efficient and better preforming gun

An other option that i did not show is how to polish the sides of the seer.

Feel free to post any improvments, questions, or comments that you may have.

EDIT:
Here is a good picture of when i finished mine withjust the sand paper.


Slight update 8/13/07
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Last edited by Mortisdeum : August 14th at 01:27 AM.
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