Yamaha Discussions about Yamaha ATVs.

Post Jetting Here

Thread Tools
 
Search this Thread
 
  #1  
Old 11-03-2003, 07:16 AM
XxDumontRaptorxX's Avatar
Pro Rider
Thread Starter
Join Date: Jan 2003
Posts: 1,064
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

195:190 dyno jets and needles
pro flow, no lid
web cam (high lift/rev)
titanium springs
11:1 weisco
full big gun exhaust

Just wondering what everyones mods/jetting is so people can have something to refer to if anyone has jetting problems. Post em up guys
 
  #2  
Old 11-03-2003, 07:42 AM
XTraptor's Avatar
Trailblazer
Join Date: Oct 2003
Posts: 60
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

150/155 stock needles
pro filter
FMF power core pipe
 
  #3  
Old 11-03-2003, 09:50 AM
Starky's Avatar
Pro Rider
Join Date: Dec 2002
Posts: 1,940
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

GYTR jet kit with 160/165 and needles from the kit
Pro Flow Foam filter air box lid removed
White Brothers R4 slip-on
 
  #4  
Old 11-03-2003, 11:00 AM
UBETRUN's Avatar
Pro Rider
Join Date: Jan 2003
Posts: 1,862
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

Craycraft porting/coating
Craycraft-spec 686 JE 12:1
Hotcams Stage 2, Kibblewhite springs
Ported UPP boots
Yoshi full comp
K&N, no lid
35mm FCRs - OCGMR 3rd groove from top, 142/145 (a touch rich)
VP c12 at sea level
 
  #5  
Old 11-03-2003, 11:09 AM
WallStreet's Avatar
Pro Rider
Join Date: Apr 2003
Posts: 1,255
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

148/150 Dynojets & Needles ('lil bit rich)
No lid w/ pro flow
Full Yosh
Stock Engine
20 Shot NX
91 octane pump gas
 
  #6  
Old 11-03-2003, 11:28 AM
sixsixT's Avatar
Extreme Pro Rider
Join Date: May 2002
Posts: 3,286
Likes: 0
Received 1 Like on 1 Post
Default Post Jetting Here

With stock engine
Yosh comp
GYT-R foam filter no lid
GYT-R needles
165/170, 25 pilots, 3rd groove, 2 3/4 turns on the screws

With my adapter
Same as above but with 170/175 mains

With stage 1 hotcam 172.5/177.5 mains
 
  #7  
Old 11-03-2003, 11:50 AM
garyc660R's Avatar
Elite Pro Rider
Join Date: Jan 2000
Posts: 6,996
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

192.5-195 Mikuni Mains /w DJ needles with clip 2 notches from bottom
FMF P-bomb header /w an E-series /w no end cap
10.75/1 JE piston and a stage 1 hotcam
port matched intake boots
27.5 pilots and I forget how many turns out
Pro-flo with no lid and rear of box open as well
14/40 gearing with 22" tall Shredders. NO SECOND GEAR
 
  #8  
Old 11-03-2003, 05:11 PM
XTraptor's Avatar
Trailblazer
Join Date: Oct 2003
Posts: 60
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

I know there are a lot of people here with 686, let's see your jetting.
 
  #9  
Old 11-03-2003, 09:03 PM
Raptor660Fam's Avatar
Pro Rider
Join Date: Mar 2003
Posts: 1,189
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

CR686 w/FCR 35mm - 7500ft elevation @ 140/145 sea level @ 148/150

Sparks 690 w/FCR 35mm - 7500ft elevation @ 140/145 sea level @ 142/148
 
  #10  
Old 11-05-2003, 02:37 AM
XxDumontRaptorxX's Avatar
Pro Rider
Thread Starter
Join Date: Jan 2003
Posts: 1,064
Likes: 0
Received 0 Likes on 0 Posts
Default Post Jetting Here

I hope we can get some more, would make good reference for people who need jetting advice

***BUMP***
 


Quick Reply: Post Jetting Here



All times are GMT -5. The time now is 04:05 PM.