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View Full Version : Honda TRX 400EX & 400X ATV Info



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  1. 400ex clutch adjustment
  2. suspensin question
  3. jetting question
  4. new pics of 400ex
  5. 450r/400ex converstion plastic
  6. Please Help... Crank Case Gasket same as Valve Cover Gasket?
  7. new valves. must replace guides or not?
  8. clutch vs. netural
  9. Help!
  10. Anyone have an extra headlight housing?
  11. Swing-Arm Question
  12. 2008 changes?
  13. cant adjust my chain
  14. amr rev box and coil
  15. 14t sproket
  16. twist throttle vs thump
  17. Bearing carrier question
  18. Air Box Snorkel
  19. Competiton at the pits
  20. 450r carb trouble
  21. 400ex no lights
  22. 400ex lonestar a-arms install question
  23. self photo gallery from live oak and lakeland mx tracks
  24. Future QOTM 400EX?
  25. What's the first engine mod to get
  26. wakeing up the 400
  27. bearing carrrier?
  28. Front brake help
  29. 06 450r carb
  30. +1 lonestar swingarm on ebay right now bidding $100
  31. Chains...
  32. Mwuhahaha!
  33. Question About My Oil...
  34. o-ring compared 2 non o-ring? wut should i get
  35. Decompressor sticking?
  36. Hard decision, but I made up my mind
  37. New wheels/Tires
  38. thoes of you who ground down the header welds
  39. Gussets 400ex Frame Locations
  40. powder coating frame ?
  41. jet kits???
  42. Help Diagnois Problem
  43. wanna go faster
  44. can't find wheels!!!
  45. camber and toe 400ex?
  46. need help jetting
  47. Delrin a arm bushings
  48. trade my race cuts for your full fenders?
  49. Just got new Pro Armor Fat Peg nerfs!
  50. striped the oil filter screw
  51. wat do you all use??
  52. Pro Taper SE bars
  53. Rear swingarm the 4 bolts
  54. I'd love some jetting advice!
  55. valve cover wont budge! need to adjust!
  56. crf450ex on the way..
  57. A Arms
  58. Show Your Xc 400ex!!
  59. Hub Help
  60. hop up tricks
  61. what year did 400ex's change??
  62. hotcam valve clearance.
  63. carb questions
  64. possible part out?
  65. Tether kill switches
  66. Trail Tech vapor computer
  67. Hot cams stage I
  68. maier plastics
  69. tie rod end help
  70. Pro Taper Se or Renthal Twinwall?
  71. A Arm/ Knuckle help
  72. Question
  73. 2009 400ex
  74. clutch arm
  75. 400ex bombs on YFZ!
  76. so my eichner edelbrock arrived
  77. Help! 400ex problem
  78. 440 kit what to buy?
  79. royal purple??
  80. axle question
  81. awsome porting
  82. stock carb boring?
  83. Help Please.......
  84. is this a good deal ?
  85. Torque Specs for Rear Hubs
  86. How to get AMA Card???
  87. White Bros E-Series Revits?
  88. Changing break pads help
  89. 440 ex or preditor 500 ?
  90. bypassing key
  91. Graphics Kit
  92. a little thought
  93. Air box lid
  94. testing the waters..
  95. 400 exhaust
  96. Help Oil Filter Backwards
  97. Cleaning Advice...
  98. ex wont start
  99. finally! almost all mods and paint done. your opinions?
  100. Hot cam stage 2, Hmf Jetting.
  101. +2 A-arm screw replacement?
  102. Beat a 750 on my 400 this weekend (1/4 mile sand drag)
  103. HELP! 400ex wont start
  104. 450r exhaust on 400ex
  105. aftermarket carbs
  106. 01' 400ex, how do I adjust my chain??
  107. swingarm pinch bolts stripped...helicoil?
  108. Stock head gasket on 426 bore?
  109. crf cam chain problem
  110. Damaged camshaft race
  111. Anyone going to Wayne National Forest sunday?
  112. Clutch problem?
  113. Wat should My Jetting Be?
  114. Jetting
  115. Choke Plate Removal
  116. carbs
  117. i need help with the brakes
  118. swing arm bolt question
  119. see if you can diagnose this sound
  120. Cant find the prob
  121. need some ideas
  122. Need help with modds for my 2002 400ex
  123. Show your Dune pics
  124. bike no turn over just click from starter magnetic?????
  125. CRF450R BUILD: Possible QOTM
  126. need help with modds
  127. lightend flywheel help!!!!!!
  128. post some riding pics please
  129. ? about porting HELP
  130. 2007-2008 Honda 400ex plastics question... any help would be great
  131. Bore Help
  132. HOT cams ?
  133. Front Sprocket & Chain - Guard
  134. what else can i do ? HELP please
  135. intro and question :D
  136. Curtis Sparks
  137. Maier Rear Plastics
  138. Does the tank cover do anything
  139. my sound clip is finally on youtube! motoworks sr4
  140. basic maint., what lubricants and where??
  141. How to: rear axle bearings
  142. A good Deal?
  143. XR 400 Motor Ideas (dont bash, Its the same motor)
  144. Running a little hotter
  145. how should i start out my rebuild ? give me opionis on wut 2 get done
  146. what gearing
  147. Need some help...
  148. Dynatek FS whit HC stage1???
  149. Clutch
  150. Rear sprocket questions
  151. Fox Floats?
  152. Exhaust clip
  153. anyone know anybody who does port/polish?
  154. has any one put a supercharger on a 400ex?
  155. 440 and sparks key?
  156. whats the difference between big bore and stroker
  157. Help Plaese Asap !
  158. Please Help Now!!!!
  159. I Think I'm Screwed!!
  160. Rear brakes
  161. My 2005 400EX
  162. Hated to see it go!
  163. Electrical short on Headlight switch??
  164. HC stage 1 vs stage2??
  165. Help please
  166. Bad day for the 400ex
  167. 10:1 or 11:1
  168. best pips for a 400ex?
  169. Mobil 1 Oil Filter
  170. Need opinions for riding gear
  171. Timing Chain??
  172. In need of a hood.
  173. wat carrier>?
  174. cam chain broken?
  175. my 440
  176. 2nd gear clicking
  177. cant find honda part number
  178. motor rebuild?
  179. 400 EX Questions
  180. how much HP
  181. need a couple pics - Pro Armor Race Fat Peg
  182. 400ex leaks oil at front sprocket
  183. YFZ450 Plastics?
  184. Plz Help Me Please Im New In The Racing World!!!
  185. 2005 hubs and spindles versus 2006 hubs and spindles on a 400ex
  186. CBR600RR oil cooler on 400ex
  187. 18" or 20" holeshots?
  188. modd ?
  189. I Have A Question!?!?!
  190. brake problem.....out of ideas.....
  191. somebody help me.. its easy..
  192. this sucks, any ideas ??
  193. 400ex speed
  194. Just Got 440 Put Together
  195. 400ex kill switch ! Help ??
  196. What are the stock gearing of the 99ยด400?
  197. XR400 headgasket in a 400ex?
  198. bad day
  199. My 400
  200. Blown Head Gasket Sypmtoms
  201. Wheel Alignment
  202. Silonoid/ electrical problem
  203. Wheel Wobble
  204. Hot Cam Valve Clearence
  205. 450r swingarm on a 400ex
  206. 1999 valves hitting piston (smoking)
  207. front and rear gears
  208. 440 cylinder
  209. Anyone have a oil temp gauge?
  210. how easy is it 2 send out your cylinder2 get studs?
  211. '08 plastic on an '01?
  212. Timing
  213. adjusting throttle play
  214. Newb question here so go easy on me
  215. How To Remove Your Choke And What To Do After That To Start It
  216. Help Me Asap Plz
  217. there might be a problem
  218. twist vs thump throttle part 2
  219. wheeler wont move
  220. can i get a stage 3 cam in a 440
  221. Got any ideas?
  222. any kind of yz400f or wr motor in ex ? or a 440x motor?
  223. 400ex won't start electrical problem
  224. Need to find frame paint
  225. Help!
  226. carb bogging out
  227. How can I tell??
  228. Weird question
  229. so my 400 is dead and i got the new
  230. Maitence help
  231. Will this fan work?
  232. lighter throttle spring?
  233. ex riders in the billerica. boston area!
  234. airing up tires
  235. What to buy?
  236. NEWB Question about Tie Rod Length
  237. DMC alien exhaust....or other?
  238. mac_ando
  239. Part out or sell complete
  240. time for a rebuild
  241. Is this a good exhaust
  242. carb question plz help
  243. Exhuast
  244. is it 94 links counting the master
  245. 07 Carb
  246. need some suggestions
  247. timed and now a question
  248. 400ex plastics question
  249. gas tank help
  250. white brothers e-series