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  1. WD-40 on Air Filter? (10 replies)
  2. 416ex jetting (6 replies)
  3. 12:1 416 or 11:1 426 (6 replies)
  4. Jetting on 440 (0 replies)
  5. fuse pops when lights are on (7 replies)
  6. pics of my 400ex (2 replies)
  7. 300ex? (1 replies)
  8. bad tickin? (4 replies)
  9. How do I get the gear off of the back of the stock clutch basket??? (9 replies)
  10. How much HP do you think it has? (7 replies)
  11. Help, which one???? (4 replies)
  12. help with ex (11 replies)
  13. blown motor (4 replies)
  14. jetin? (7 replies)
  15. FCR carb on KFX400 z400 (8 replies)
  16. how many discs on e-series? (14 replies)
  17. Carb trouble (10 replies)
  18. jetting (10 replies)
  19. New clutch for 350X (1 replies)
  20. i need someone who knows about a 400ex carb !!! (10 replies)
  21. Just how tuff IS Honda? (4 replies)
  22. idle screw doesnt work (2 replies)
  23. 250ex (1 replies)
  24. porting (1 replies)
  25. axle specs? (0 replies)
  26. 450R pipe? (5 replies)
  27. Faster 250 (2 replies)
  28. have questions about installing hotcam??? (3 replies)
  29. 400ex engine noise (1 replies)
  30. Pulse Charger Exhaust (4 replies)
  31. Before buying a used 400 some ?'s (5 replies)
  32. Best cam and prices on it? (6 replies)
  33. 330? (14 replies)
  34. Weak 440 (13 replies)
  35. who builds the best 416 (stroker) motor?!? (6 replies)
  36. Power Tip (4 replies)
  37. How many 3 & 4-wheelers have you owned? (35 replies)
  38. 400EX can't rev high? Why? (5 replies)
  39. 05 400ex or 05 Z400 (22 replies)
  40. What motor option to go with?! (6 replies)
  41. pinging noise (2 replies)
  42. how do i time a 400ex? (1 replies)
  43. curtis sparks rev limiter (1 replies)
  44. jet for carb? (6 replies)
  45. jetting? (2 replies)
  46. lights????? (1 replies)
  47. Will it fit? (2 replies)
  48. Tc 425???? (7 replies)
  49. Jet sizes with 39 FCR and 440 motor.. (3 replies)
  50. Which pipe (20 replies)
  51. How much more (1 replies)
  52. aaarrrrgggghhhhh.please help! (6 replies)
  53. valves (1 replies)
  54. Looney Toons Exhaust (32 replies)
  55. Primary Drive (9 replies)
  56. clutch problems (6 replies)
  57. stroker (2 replies)
  58. starting problem (8 replies)
  59. 440 Finally Done.. (14 replies)
  60. crf450 n 400ex? (4 replies)
  61. bore and stroke (3 replies)
  62. 440 overuse (5 replies)
  63. Blue Smoke from Packing? (8 replies)
  64. Foam Filter (7 replies)
  65. Breaking in New Topend (2 replies)
  66. Head gasket (3 replies)
  67. 416,426,or 440 kit? (14 replies)
  68. making some upgrades on the ol 300ex (5 replies)
  69. my 400exs piston (0 replies)
  70. Strange clutch problem (1 replies)
  71. putting the 400ex back together (12 replies)
  72. Riding with bent axle (10 replies)
  73. Throttle sticking (3 replies)
  74. lubing parts when rebuilding? (2 replies)
  75. Timing with degree key (2 replies)
  76. hmmm....outerwears? (2 replies)
  77. my new 416 has no power..help? (5 replies)
  78. check out this exhaust (2 replies)
  79. Rincon front locker (0 replies)
  80. Will I hurt anything (5 replies)
  81. Gaskets (1 replies)
  82. Indiana guys (I need some help) (10 replies)
  83. quick rebuild question. (2 replies)
  84. Valve ? on a 400EX (10 replies)
  85. porting questions (3 replies)
  86. run it like this? (8 replies)
  87. kx 125 seized? (3 replies)
  88. which fuel for a 440ex (2 replies)
  89. Muffler (3 replies)
  90. Flywheel? (3 replies)
  91. rebuilding 300 question (3 replies)
  92. g-force axles (5 replies)
  93. supercharger (7 replies)
  94. Main Jet Holder (5 replies)
  95. 400ex Carburetor Probs. (13 replies)
  96. 13 tooth sprocket for my 400ex (16 replies)
  97. stage 1 in a 400ex (0 replies)
  98. making some upgrades and need help (1 replies)
  99. air scoops (7 replies)
  100. Clutch Problem? Please Help? (5 replies)
  101. base gasket (1 replies)
  102. 300ex oil tank?? (1 replies)
  103. mickey dunlaps 500ex kit? (3 replies)
  104. 300ex valves and cam (7 replies)
  105. Sparks timing key? is it worth it? HELP!! (9 replies)
  106. Main Jets... (3 replies)
  107. CDI Change??? (1 replies)
  108. extra long throttle cable (2 replies)
  109. !! Need Help Fast...400ex !! (2 replies)
  110. Filter questions (1 replies)
  111. OMG! what a mess need HELP! (16 replies)
  112. ??? about race fuel (11 replies)
  113. 250X topend on 300EX bottom? (4 replies)
  114. Change jets with cylinder bore (1 replies)
  115. backfiring (3 replies)
  116. Head gasket recommendation (12 replies)
  117. ? (3 replies)
  118. Power gain with std. size wiseco piston for 300ex? (4 replies)
  119. sunk (12 replies)
  120. arrow on j&e piston (5 replies)
  121. Stolen! (0 replies)
  122. 450R or mod my 400ex ? (7 replies)
  123. Sparks Cam? (2 replies)
  124. Stage 2 VS. TC 924 (3 replies)
  125. 250x big bore (5 replies)
  126. xr400 interchangeable? (2 replies)
  127. stage 1 (4 replies)
  128. dynojet customer svc (3 replies)
  129. stroking a 416 (10 replies)
  130. Help w/ 400EX Engine (4 replies)
  131. after 3/4 throttle she cuts out! (9 replies)
  132. 400EX carb on a 300EX, jetting? (9 replies)
  133. 300ex cams (1 replies)
  134. What all will i need? (2 replies)
  135. 14 tooth sprocket (7 replies)
  136. boring vs. stroking (6 replies)
  137. xr650 swap, exhaust, ign key (2 replies)
  138. San Diego gas (0 replies)
  139. Noise from engine? (4 replies)
  140. Another Jetting Question (0 replies)
  141. yz426 stalling (2 replies)
  142. Lectron Carb (12 replies)
  143. 39fcr jetting for 426 (3 replies)
  144. redneck idea (14 replies)
  145. Won't start...any ideas? (2 replies)
  146. "gaska-cinch" base gasket? (3 replies)
  147. i need some advice (sick of getting smoked) (10 replies)
  148. Recomend me a chain & sprockets please. (8 replies)
  149. gasket kit ...??? (2 replies)
  150. 400ex torque and timing question (1 replies)
  151. 250ex mods (3 replies)
  152. Sparks Racing "Drop-In" camshaft (5 replies)
  153. Can't diagnose smoking ex (1 replies)
  154. Main jet kits? (3 replies)
  155. 04 400ex with 05 400ex palstics (0 replies)
  156. Aftermarket Barrel with extra cooling fins??? (21 replies)
  157. OVersized Valves (16 replies)
  158. prob. help fast!! (4 replies)
  159. 450R carb on 500EX?? (15 replies)
  160. valve settings for tc gnc cam (5 replies)
  161. 440 kits ?? (0 replies)
  162. how much for tc (0 replies)
  163. loose chain (12 replies)
  164. ESR airbox eliminator jetting (0 replies)
  165. different size ends? (1 replies)
  166. Cam chain (2 replies)
  167. 350x cylinder on 300ex lower?? (8 replies)
  168. 250x running problem (9 replies)
  169. piston? (3 replies)
  170. What jet size to use? (9 replies)
  171. do i need to replace rocker arms? (2 replies)
  172. Who Has blown head gaskets on 440's?? (20 replies)
  173. Stage 2 cam? (8 replies)
  174. 400EX wont start after engine re-build (17 replies)
  175. CT Exhaust for a 450R (4 replies)
  176. kill/light switch (1 replies)
  177. dr.d vs. pro circuit (4 replies)
  178. t-4 (7 replies)
  179. Mufler Plugs (7 replies)
  180. no header? (37 replies)
  181. Question about Axle Bent (3 replies)
  182. 250x big bore Question (1 replies)
  183. From 406 to 426? (11 replies)
  184. 250r motor experts only (6 replies)
  185. Restarting Bike for the first time in 2 years, need help. (5 replies)
  186. carb help (4 replies)
  187. 250r bore size? (2 replies)
  188. 250r v.s 450r (15 replies)
  189. Stock Carb Bore! (2 replies)
  190. stock exhaust (5 replies)
  191. Another jetting question (3 replies)
  192. Rejetting For Winter? (3 replies)
  193. really wierd noise. help!! (2 replies)
  194. 400ex engine problems.. need help (5 replies)
  195. What does everyone think of the TC Pipe? (9 replies)
  196. pilot jets...why change? (3 replies)
  197. Aftermarket airboxes (6 replies)
  198. CT Racing 440 MidRange Kit for $1395 (16 replies)
  199. 400ex DMC Alien Jetting (1 replies)
  200. Repacking silencer (2 replies)
  201. 416 or 426 stroker (14 replies)
  202. Rev box for Duncan 440 national (5 replies)
  203. fatboy 4 (1 replies)
  204. Jetting with 416 and Hotcam st. 2? (1 replies)
  205. 450r carb (1 replies)
  206. 400 carb prob and elect. (2 replies)
  207. Pro Circuit (13 replies)
  208. RPM dominator axle (15 replies)
  209. 400ex carb problem (2 replies)
  210. Another jetting question (0 replies)
  211. 440 kit for 400ex (1 replies)
  212. 440 piston <-> (4 replies)
  213. What would be my best cam choice? (6 replies)
  214. Homemad turbo? (33 replies)
  215. 400 rebuild questions (4 replies)
  216. 2005 TRX 450R Exhaust (22 replies)
  217. 2005 450R 400ex?!?!?!?!?! (6 replies)
  218. QUICK!!! 21 or 22 series pilot (5 replies)
  219. Fcr carb (4 replies)
  220. Pilot What???????? (5 replies)
  221. need help quick (5 replies)
  222. Will FT500 (same as xr500 but electric start)motor fit in LT250 frame? (1 replies)
  223. 2 stroke question... (6 replies)
  224. Another Jetting questoin (2 replies)
  225. Synthetic with HotCam (2 replies)
  226. Priming the motor? (1 replies)
  227. stripped jet? (8 replies)
  228. 400ex spark arrestor removal? (6 replies)
  229. 300ex jetting (1 replies)
  230. 400ex cuts out over bumps and landing jumps (3 replies)
  231. will i see a gain w/ stage 1 hotcam... (3 replies)
  232. Newbie to 400EX (2002) (4 replies)
  233. 300ex pipe and filter (4 replies)
  234. 426 piston (10 replies)
  235. pull starter? (1 replies)
  236. Slipping Clutch (3 replies)
  237. 300ex potential (8 replies)
  238. oil coolers (6 replies)
  239. !! need help quick on a 400ex !! (2 replies)
  240. Blown Engine ?!?! (1 replies)
  241. 300ex bearings and Lonestar axle??? (2 replies)
  242. is there a liquid conversion kit for 400 ex (17 replies)
  243. Atc 125 (3 replies)
  244. help with a clutch? (4 replies)
  245. Tc slip on with LRd header (3 replies)
  246. starting point on jetting (3 replies)
  247. new parts, and cutout problems 400ex (4 replies)
  248. 250ex starter? (1 replies)
  249. 440 kit questions (2 replies)
  250. My clutch basket blew up!!! (9 replies)