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



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  1. Little Update (2 replies)
  2. 400ex gussets (15 replies)
  3. Got my stolen 440 back!!! (20 replies)
  4. What +2 axle? (10 replies)
  5. new cam choices (13 replies)
  6. how often does a crank go out on a 400 (17 replies)
  7. Couple Questions (3 replies)
  8. Can anyone give input on alba a arms? (13 replies)
  9. What to use Gasket Sealer On? (10 replies)
  10. Brushy Ridge Motosports Illinois (5 replies)
  11. Second Gear Tick (0 replies)
  12. 400ex motor needs a rebuild i need help deciding!!!! (23 replies)
  13. Piston Compression Discussion (12 replies)
  14. swtching mufflers (1 replies)
  15. Observations on CDI's (22 replies)
  16. Tire Balls? (5 replies)
  17. Build my 400!! (80 replies)
  18. i need some help with my 400ex (5 replies)
  19. Cjm! (10 replies)
  20. brake system (2 replies)
  21. project slow going (164 replies)
  22. New rider, new bike! (13 replies)
  23. 05+ Shaved Fenders (3 replies)
  24. The best way to shave front fenders? (7 replies)
  25. Suggestion Box; Graphics, etc.. (2 replies)
  26. Jumps when I put in first gear? (9 replies)
  27. my little side project. (5 replies)
  28. plastics???? (6 replies)
  29. Teixeira TRX 400EX Build (118 replies)
  30. 440ex jetting...lol (2 replies)
  31. 400ex starter question (1 replies)
  32. main jet no power (2 replies)
  33. Engine Temps! (6 replies)
  34. Plastics Compatibility (4 replies)
  35. First 400ex Rebuild Questions (3 replies)
  36. Sedona Tires (1 replies)
  37. New Brake switch (3 replies)
  38. preload adjustment question (7 replies)
  39. CowboyJ's Intro/Build thread (3 replies)
  40. clutch question (21 replies)
  41. replacing valve guides (15 replies)
  42. 172 Main Jet? (14 replies)
  43. Weak Fire To Spark Plug (4 replies)
  44. axle nut ??? (2 replies)
  45. Ambush Tires (13 replies)
  46. A-Arms (18 replies)
  47. E-85 Engine Pictures (8 replies)
  48. airbox lid (6 replies)
  49. Are hd studs needed for a 416 bb kit? (15 replies)
  50. harescramble (16 replies)
  51. the mammoth GNCC (5 replies)
  52. thinking of going 416? (16 replies)
  53. parts forum (2 replies)
  54. little help ? or suggestions on Z400 (7 replies)
  55. Help! Header leaking oil from head! (14 replies)
  56. ...Cracked Frame... (4 replies)
  57. extra 400ex? (0 replies)
  58. The Finished Hybrid! (14 replies)
  59. 400ex battery (6 replies)
  60. Brand New 450r shocks! (2 replies)
  61. Uh oh what happened? (11 replies)
  62. Ohio-Thunder on the Hill or AWRCS Wellsville? May 19 (4 replies)
  63. AV gas or Race fuel? (7 replies)
  64. jetting help with airbox lid put back on (5 replies)
  65. i went swimming with my atv :(( (5 replies)
  66. 400ex popping and backfiring at startup (8 replies)
  67. ARMADILLO Swing arm plate help? (5 replies)
  68. Tomorrow is the day! (5 replies)
  69. Time for some new nerfs.... (15 replies)
  70. riding areas (0 replies)
  71. Jetting w/ race fuel (14 replies)
  72. Metal militia graphics (7 replies)
  73. key switch, plastic shroud removal (3 replies)
  74. 400ex Start of MX ready!! (6 replies)
  75. 8 Plate Clutch (10 replies)
  76. Crank/Rod Question (1 replies)
  77. HMF Slip on and Jetting advice/help (6 replies)
  78. 400ex front end questions (2 replies)
  79. 1.5" primaries? (2 replies)
  80. I need a Swing Arm (10 replies)
  81. I got a little stuck (15 replies)
  82. 3rd gear actin up (25 replies)
  83. xc link (9 replies)
  84. I'm on RacerTV!!! (5 replies)
  85. Best place to buy trans gears? (5 replies)
  86. new 400ex (28 replies)
  87. custom exhaust quaestion (6 replies)
  88. 250r (5 replies)
  89. Is the CCP stabilizer worth it?? (7 replies)
  90. tires and rims questions (3 replies)
  91. 400EX Replacement Shocks? (2 replies)
  92. i just bought a new/hevaly used 2004 400ex (1 replies)
  93. Lets Talk Engine Case Savers... (7 replies)
  94. whining noise from lower end? (4 replies)
  95. Clutch slipping?? (20 replies)
  96. dual exhaust (4 replies)
  97. Custom widened a-arms (7 replies)
  98. my 400 runs on reserve, not switched to on (3 replies)
  99. 400ex Cylinder (3 replies)
  100. pep front shocks (3 replies)
  101. hotcam or piston (28 replies)
  102. axle question (2 replies)
  103. artrax tires? (2 replies)
  104. Starting Quicker (4 replies)
  105. Burnout video (7 replies)
  106. Hotcam (20 replies)
  107. 426ex build (4 replies)
  108. I wanna try a different build (5 replies)
  109. Just picked up a new 440ex project (16 replies)
  110. should i get a 400ex? (21 replies)
  111. Dominator axle ???? Help!! (0 replies)
  112. Whats it worth, 416 complete motor (7 replies)
  113. significant difference? (3 replies)
  114. budget suspension and axle opinions (9 replies)
  115. 450r carb jeting, your opinion (2 replies)
  116. Another Jetting Thread (3 replies)
  117. Need A Rear Caliper (2 replies)
  118. sprockets (9 replies)
  119. Second and third gear (1 replies)
  120. Choke removal (18 replies)
  121. Can't believe there's not a thread.... (10 replies)
  122. Good Bumpers (30 replies)
  123. Synthetic Oil? (10 replies)
  124. Burning (26 replies)
  125. Lectron carb (4 replies)
  126. Sweet Exhaust Smell (15 replies)
  127. anyone wanna trade cams? (0 replies)
  128. FMF megamax jetting? (18 replies)
  129. wrong jets or dirty carb (7 replies)
  130. Viton Performance valve seals? (6 replies)
  131. play in rear axle (11 replies)
  132. jet kits (3 replies)
  133. What cheap, shorter shock for flat track/TT? (14 replies)
  134. misfire at full throttle (19 replies)
  135. help please (14 replies)
  136. Rims (5 replies)
  137. 450r spindles (4 replies)
  138. Specific jetting question (7 replies)
  139. 02 400ex (1 replies)
  140. header welds (28 replies)
  141. Ran down the asphalt 1/8 drags (6 replies)
  142. Chain guard/cover (7 replies)
  143. anyone have a FMF mega max they wanna sell? (1 replies)
  144. give me some ideas (18 replies)
  145. 400ex bore sizes (3 replies)
  146. Best repair manual (14 replies)
  147. 12.5:1 vs 11:1 (9 replies)
  148. Stage 2 hotcam on stock piston/compression? (5 replies)
  149. buying 400ex (14 replies)
  150. rear shock set up (12 replies)
  151. Cold Start and Brake Light Kit (7 replies)
  152. HMF exhaust making weird noise (13 replies)
  153. 2002 Honda TRX400EX Starting Problem! (13 replies)
  154. Swingarm bolt (20 replies)
  155. smoking... sometimes... (9 replies)
  156. Couple Questions (8 replies)
  157. first mod question (5 replies)
  158. Are all 400ex rear shocks the same? (1 replies)
  159. shift lever (6 replies)
  160. stock shocks need to go... (4 replies)
  161. 450r carb jetting question (8 replies)
  162. Getting started in TT (4 replies)
  163. smoking in top gear (9 replies)
  164. a arm question (8 replies)
  165. Sparks Rev Box Review (8 replies)
  166. Rear shock help (7 replies)
  167. Axle bearings (3 replies)
  168. First trail ride after pie filter and jetting. (2 replies)
  169. 05 450R Carb Needle (4 replies)
  170. Starting problems (5 replies)
  171. Buying a 450r carb (1 replies)
  172. Brake Pads (14 replies)
  173. How can i widen my front? (19 replies)
  174. hardkor hub numbers (0 replies)
  175. Jetting help for ehs airbox lid (12 replies)
  176. Changing clutch help (2 replies)
  177. → quick stupid question ← Will they fit on my trailer fine? (3 replies)
  178. Master for yfz calipers (4 replies)
  179. Stabilizer questions (1 replies)
  180. Gt ? (1 replies)
  181. Shock Help! (8 replies)
  182. blue 400ex (8 replies)
  183. Backfire in carb? (42 replies)
  184. Bearing replacement on Lonestar twin row bearing carrier (5 replies)
  185. Rear preload adjustment (5 replies)
  186. Sway Bars? Am I the only one who doesn't understand this? (4 replies)
  187. how do you adjust th valves? (2 replies)
  188. Tire Mounting (17 replies)
  189. sparks timing key?? (5 replies)
  190. Best filter/snorkel setup for creek riding (19 replies)
  191. 400ex frame mods (6 replies)
  192. maintenance and performance difference between uni and k&n filter (13 replies)
  193. Guess who's back on a Honda! (80 replies)
  194. smoking? (14 replies)
  195. 400ex front suspension mx set up (14 replies)
  196. horsepower gain? (12 replies)
  197. 400ex Aluminum shrouds (12 replies)
  198. 450r carb upgrade (18 replies)
  199. brake upgrade (7 replies)
  200. New 440 ex wont start (14 replies)
  201. 416 valve settings (14 replies)
  202. Done jetting now a few more????? (9 replies)
  203. 400ex frame color?? (1 replies)
  204. Stuttering (7 replies)
  205. 2003 400ex needs jetting? (25 replies)
  206. 440 with FCR will not start (10 replies)
  207. A/f mixture 2007 400ex (10 replies)
  208. nerf question (6 replies)
  209. clutch/stator case paint wear ideas (5 replies)
  210. Noobie carb question (3 replies)
  211. Shock & A-Arm question (5 replies)
  212. 400ex Jetting (3 replies)
  213. axle carrier (33 replies)
  214. trx250r steering stem on 04 400ex (2 replies)
  215. maier plastics (4 replies)
  216. 450r carb questions (3 replies)
  217. 400ex suspension linkage (9 replies)
  218. Oil Line Blew (25 replies)
  219. 06 400ex cut plastics (3 replies)
  220. clutch perch ? (9 replies)
  221. 400ex mx tires? (20 replies)
  222. 400ex gearing (20 replies)
  223. ex wont run NEED HELP ASAP (12 replies)
  224. carb question (4 replies)
  225. xc suspension (7 replies)
  226. Rock Beadlocks? (19 replies)
  227. 400ex axle in a 300ex (4 replies)
  228. 05 400ex jetting problem (3 replies)
  229. elka stage 1 shocks (25 replies)
  230. 05-07 plastics on 03 (18 replies)
  231. skid plate problems (3 replies)
  232. Will A 08 400ex A Arm Fit A 05? (14 replies)
  233. rear brake lever <--thats right, wide shifter (12 replies)
  234. jetting (14 replies)
  235. help guessing what jets to order (15 replies)
  236. Jet Suspension (17 replies)
  237. Magura Handlebars (6 replies)
  238. anyone tried running a 45 pilot in their 400 (6 replies)
  239. Jetting for a worked motor (10 replies)
  240. Neck brace (10 replies)
  241. check this out.. super bummed (12 replies)
  242. Trans Problems (1 replies)
  243. Brimstone atv huntsville tennesee. (12 replies)
  244. What would you guys do? (20 replies)
  245. what are some good rev limiters (12 replies)
  246. How To: PEP ZPS Shocks (20 replies)
  247. I need help!! (8 replies)
  248. Pics of my last rebuild. (6 replies)
  249. Confusion About Proper Head Stud Torque (1 replies)
  250. Fcr jets? (14 replies)