jet change, i done messed up. help needed

Old Jul 6, 2017 | 08:05 PM
  #1  
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Default jet change, i done messed up. help needed

hey everyone,

first post and its a good one

i have an 07 klx 250 and so far i have done the KDX snorkel (bike came with K&N filter) a 2 brothers slip on and i have a power bomb header that i hadn't installed yet because i was worried about running lean with stock jets (i did put it on and ran lidless on a quick ride just to see how it felt and the bike ran pretty crappy and starved for fuel above 6k rpm so i put the lid back on and stock header)

last night i attempted to do the jets and all was going well until put a hole in the float bowl, obviously drilling in the wrong spot for the epa plug

knowing this probably wouldn't work and was a horrible idea i plugged the hole with some of the high temp silicone that i was using for the 2 brothers slip on/FMF header... this is probably a terrible idea, right? even if the silicone dries i have concerns with gas eating it away and taking chunks of silicon into the carb (the whole is about an 1/8 inch).

second, i didn't take my gas tank fully off to get to the top of the carb and ended up tearing the main fuel hose. with that being said, the carb is still dry and no fuel has run into the bowl with my plug in.

the dyno jet kit that i got did not come with a new needle so i added the 2 shims to the stock needle and swapped the #35 main jet. i was not able to get my screw driver into the pilot jet hole so i left that stock (for now) and i did eventually succeed with the mixer screw under the "real" plug.

so long story short, just looking for confirmation my plug job is a horrible idea or if it should hold up and if i'm going to absolutely need to go back and change the pilot jet? looks like i can't order just a new float bowl so i'm trying to avoid having to buy a total assembly.

elevation is maybe 500 ft FYI.

Kevin
 
Old Jul 6, 2017 | 08:30 PM
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At least JB Weld or PC7 if they will resist the gas. Still I'd find a used float bowl or a used carb, whichever is cheaper. You might be able to buy a float bowl from a source like Jets-R-Us, but I don't know for sure.

As for Dyno Jet, KLXter is definitely the go to person for that.
 
Old Jul 6, 2017 | 10:16 PM
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Or why not just solder the hole closed after drying it out?
 
Old Jul 6, 2017 | 11:32 PM
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^what these guys said.

What dynojet kit does not come with a new needle? Not much in the line of good results reported from shimming the stock needle.
 
Old Jul 7, 2017 | 02:54 AM
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If you wanted you could try to tap the hole for a small screw as a plug?
 
Old Jul 7, 2017 | 04:23 PM
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Originally Posted by IDRIDR
^what these guys said.

What dynojet kit does not come with a new needle? Not much in the line of good results reported from shimming the stock needle.
i got a kit off ebay, stage 1-3 jet kit. this i what it includes and here's the link

Kit Includes
  • Main Jets
  • Pilot Jet
  • Needle Adjusters
  • Nylon Needle Spacers
  • Slide Spring Modification
  • Drill Bits for
  • Slide Hole Modification (optional)
  • Idle Mixture Mod
  • Intake Airbox Modification
  • Exhaust Modification
  • Tuning Tech
  • Bike Specs
  • Carb Schematic
  • Carb Synchronizer Tool (how to build for $5)
  • Step by step instructions with photos for ease of installation.
  • Installation Support - If you need assistance we are there for you.
 
Old Jul 7, 2017 | 05:03 PM
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That's not a Dynajet kit.
 
Old Jul 7, 2017 | 05:17 PM
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Originally Posted by lj-rubi
That's not a Dynajet kit.
well ****. Looks like i'm an even bigger idiot than I thought.
 
Old Jul 7, 2017 | 05:20 PM
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It's all learning!

You may have wanted #2152 on this page:
Jet Kit Products for KAWASAKI MOTORCYCLES

The needle is really the prime element of the dynojet kit that you're paying for. You can get larger main and pilot jets for a few bucks from ma Kawi and drill bits from the big orange place to remove the fuel screw cover. I recall just a few members (if that) here who've done the Sigma kit and I don't recall what they said about performance gains.
 

Last edited by IDRIDR; Jul 7, 2017 at 05:26 PM.
Old Jul 7, 2017 | 06:30 PM
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You can buy the N1TC needle from Kawasaki so you dont have to buy another kit
 

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