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CRF100f Power mods


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gwht



Joined: 08 Mar 2007
Posts: 3



PostPosted: Sun Mar 11, 2007 10:53 pm    Post subject: CRF100f Power mods Reply with quote

2006 100f. Average elevation 1500 feet.
Does any body have any jetting suggestion and/or airbox mods.
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rideredcrf100



Joined: 18 May 2006
Posts: 85
Location: Salt Lake City,Utah

2006 Honda CRF100F

PostPosted: Mon Mar 12, 2007 8:12 pm    Post subject: Reply with quote

106-110 main,pull the snorkel.
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rocketman



Joined: 16 May 2007
Posts: 667
Location: SONORA CA

2004 Honda CRF250X

PostPosted: Tue May 22, 2007 11:48 am    Post subject: Reply with quote

We put a pipe on my sons 2003 xr100 102.5 main jet 38 piolet jet raised the needle one and put some of the airbox vents from the crf only web site. worked real good!
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Billys2006CRF100F



Joined: 02 May 2007
Posts: 62


2006 Honda CRF100F

PostPosted: Wed May 23, 2007 6:35 am    Post subject: Reply with quote

Where can I buy a #38 pilot jet. Is there a website you can point me to? My bike still has the stock #35 installed. I've got the pilot screw (fuel screw) 3 turns out, but really need to bump the pilot jet up a size.
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Billys2006CRF100F



Joined: 02 May 2007
Posts: 62


2006 Honda CRF100F

PostPosted: Wed May 23, 2007 6:38 am    Post subject: Reply with quote

I went with a UNI filter, removed the snorkel and cut a couple large holes in the top of the air box. The bikes getting a lot more air now.
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rocketman



Joined: 16 May 2007
Posts: 667
Location: SONORA CA

2004 Honda CRF250X

PostPosted: Wed May 23, 2007 1:02 pm    Post subject: Reply with quote

recommended with a pipe 1 1/2 turns out on fuel mixture, move needle up one click,38 piolet jet i bought from dealer $7 ouch! Again that is with a pipe!
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rocketman



Joined: 16 May 2007
Posts: 667
Location: SONORA CA

2004 Honda CRF250X

PostPosted: Wed May 23, 2007 4:08 pm    Post subject: Reply with quote

do you still have stock main jet? 98? be sure to check your plug too. you might get a couple main jets to play with 100,102.5,105 see what works best!
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Billys2006CRF100F



Joined: 02 May 2007
Posts: 62


2006 Honda CRF100F

PostPosted: Wed May 23, 2007 5:41 pm    Post subject: Reply with quote

It has a 102.5 in it now. I will plug check it soon. I had no problem finding main jets (98 to 110). Right now, I need to find/install a #38 pilot jet. My local Honda dealer is 40 miles away. I'd rather buy it online if you know of a good website, please let me know.
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