Don't throw that old Keihin carb away!

Have you ever picked up an old CB750 or bought carbs online, only to find that the cast in the bowl where the main jet screws in is FUBAR?

I stumbled onto a quick and easy way to fix that. Here is a list of the parts you will need:
  1. .45 cal ACP pistol, loaded
  2. one cat, irritating
  3. old style carb, with splitting at main jet holder
  4. metal cutting tool (hacksaw)
  5. small, fine round file
  6. a tube with about 3/8" ID and 1/2" OD thats about an inch long, you can probably find a spacer in your local Lowes/Depot hardware bins that will work.

Step 1: clean the carb on the tower where the main jet holder goes in.
Step 2: shoot the pistol at something, irritating cats are fairly gratifying.
Step 3: retrieve the spent casing and take it in your shop/garage, toss the remains of your neighbors irritating cat into the dog lot of another neighbor you don't like. Phone call to cat neighbor optional.
Step 4: cut the primer section off the casing leaving about 9/16".
Step 5: pinch all the cracked pieces down on the tip of the main jet tower and gently get your main jet holder nut started.
Step 6: slide and then gently tap the shell casing down onto the main jet holder tower with the spacer tube until it is tight.
Step 7: tighten main jet holder, reinstall main and idle jets, reassemble carb and ride.
Max (USA)
! Important Disclaimer
Advice given in this section may or may not be accurate, safe or wise. Always use common sense and when in doubt assume that any advice given herein is incorrect and liable to end in terminal engine or part failure and possible injury or death. www.ratbike.org and its contributors can accept no responsibility for anything, anywhere, regardless of cause.


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