2000 426 info needed-(400 head)


2 replies to this topic
  • j-rod426

Posted November 29, 2011 - 10:28 PM

#1

soo i ordered a head off ebay and it shows up and the cylinder reads 399cc and im sure its a 400 head aswell..now will the 400 head be a down grade in power on my 426????and the nipple on the side of the intake????? i never noticed it on my 426 head witch i tossed cause somthin very bad happined lol..can anyone give me any and all info for this set up? as far as gaskets and if diffrent size cam chain is needed? thanks guys

Visit the ThumperTalk Store for the lowest prices on motorcycle / ATV parts and accessories - Guaranteed
  • RasmusDK

Posted November 29, 2011 - 11:00 PM

#2

The nipple next to the intake is for the old 400s hotstart valve. Just block it if the rest fits :lol: dont know what was made around on the two engines other the clutch, carb and the bigger jug..

  • MotoRoku

Posted December 01, 2011 - 07:56 AM

#3

I thought the small end of the rod was different on the 400 vs 426? Hopefullly it fits.

Edited by MotoRoku, December 01, 2011 - 08:18 AM.






Related Content

Forums
Photo

2016 YZ450 by CaptainKnobby


Dirt Bike   Dirt Bike Technical Forums   Suspension
  • Hot  59 replies
Forums
Photo

Snake pit oct 30th by The Anvil


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

YZ450F 03 Sparks driving me crazy by SirAttard


Dirt Bike   Make / Model Specific   Yamaha   YZ 400/426/450
  • 5 replies
Forums
Photo

Megabomb Fitment by 288yz450


Dirt Bike   Make / Model Specific   Yamaha   YZ 400/426/450
  • 1 reply
Forums
Photo

yz250x vs 450 4t comparisons (preferably desert riding) needed by JakeNorthrupYZ450F


Dirt Bike   Make / Model Specific   Yamaha   Yamaha 2-Stroke
  • 9 replies
 
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.