white bros mufflers



3 replies to this topic
  • elmo426yz

Posted September 25, 2001 - 07:17 AM

#1

Hey guys i have an 01 YZ426 with the stock head pipe and the pro meg muffler with 12 discs, i ride alot of enduro's i have the silencer core that white brothers sells, but no one seems to no what jets i should run. Hopefully you guys can help me out. Also i am looking for a head pipe for more low to mid range power. Thanks guys

  • Merfman

Posted September 25, 2001 - 10:17 AM

#2

If you're running the E-Series, the documentation says
that 7 discs is approximately the same size hole as the
stock silencer. Given that, you should no need to change
your jetting assuming it was correct with the stock unit.

Visit the ThumperTalk Store for the lowest prices on motorcycle / ATV parts and accessories - Guaranteed
  • #1_Hit-man

Posted September 25, 2001 - 01:37 PM

#3

elmo426yz, If you buy a new header pipe, will you sell me your 2001 stock header? THANX! ~Hit-man~ yz426f@msn.com

------------------
00'YZ426F 00'XR50R LATER DAYS!!!

[This message has been edited by #1 Hit-man (edited September 25, 2001).]

  • Bill

Posted September 25, 2001 - 03:32 PM

#4

For more low to mid, buy the tapered header. It's deisgn, is for what you ask.

------------------
99 WR400f, YZ timed, MX-Tech suspension, Scotts steering damper, White Bros E-Series (12 discs), tapered header and a/f. Kouba T-handle for the fuel screw. Works Connection billet throttle tube and frame guards. Cycra Pro-Bend, triple clamp mount handguards. Thumper Racing rad guards, Renthal Jimmy Button highs, YZ Tank and IMS seat, YZ number plate, odo removed, de-octopussed (Thanks Clark) EKP #4, 50PJ, 175MJ, 100PAJ and 65 SJ at 500-1000' Thanks James Dean!





Related Content

Forums
Photo

James Stewart back on a YZ450F by YamaLink


Dirt Bike   Special Interest Forums   Pro Racing
  • Hot  47 replies
Forums
Photo

Snake pit oct 30th by The Anvil


Dirt Bike   Dirt Bike Regional Discussion   California
  • Hot  293 replies
Forums
Photo
Supercross

Wilson the Blue Privateer by jetfuel


Dirt Bike   Special Interest Forums   Pro Racing
  • Hot  50 replies
Forums
Photo

BIGBORE FOR YZ450F 2006? by Taattie94


Dirt Bike   Make / Model Specific   Yamaha   YZ 400/426/450
  • 3 replies
Reviews

Yamaha YZ450F 2017 by Chris.GVS


Yamaha YZ450F 2017
  • * * * * *
  • 1 review
  • Last review by Tommyk_55
  • On January 15, 2017
 
x

Join Our Community!

Even if you don't want to post, registered members get access to tools that make finding & following the good stuff easier.

If you enjoyed reading about "" here in the ThumperTalk archive, you'll LOVE our community. Come join ThumperTalk today!

The views and opinions expressed on this page are strictly those of the author, and have not been reviewed or approved by ThumperTalk.