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  1. Amsoil 2 stage air filter (0 replies)
  2. banshee vs. yfz 450 (5 replies)
  3. trinity racing 465 kit (3 replies)
  4. Stroke for stock EX? (1 replies)
  5. Whats size jets? (1 replies)
  6. hybrid atv feedback (5 replies)
  7. trinity 465 kit (25 replies)
  8. carb issues (3 replies)
  9. All for 416 (7 replies)
  10. Tapping at start up (1 replies)
  11. Smoking honda (6 replies)
  12. oil cooler add on (9 replies)
  13. faster 300ex? (17 replies)
  14. Clutch ? and Clutch cover/ crank case help.. (0 replies)
  15. stage two? (5 replies)
  16. Are these chains any good? (2 replies)
  17. 300ex Top End ???? (30 replies)
  18. Ohh (18 replies)
  19. Carb Jetting (1 replies)
  20. 440 big bore kit questions... (5 replies)
  21. 300ex oil problem (1 replies)
  22. 1/4 in fuel line (3 replies)
  23. cutting out (4 replies)
  24. 400ex fuel screw (1 replies)
  25. where to find a leager subframe? (3 replies)
  26. hot rod crank assembly (1 replies)
  27. engine/running problems...300ex help needed.. (5 replies)
  28. 250r wont run... need help (4 replies)
  29. 110 Race Gas bike wont run right? (10 replies)
  30. Edelbrock Doug Eichner Carb Jetting (10 replies)
  31. 416 kits (4 replies)
  32. Auto Clutch for a 400ex? (13 replies)
  33. Ildes Too High After Hot (6 replies)
  34. valve adjust (4 replies)
  35. dude about parts for your 250ex (2 replies)
  36. Hellllppp!!!! (1 replies)
  37. 300ex stumbling problems (16 replies)
  38. need help engine problem (10 replies)
  39. Jets (3 replies)
  40. 400ex oversized head studs (3 replies)
  41. how to get low end power?? (4 replies)
  42. Oil Pump (0 replies)
  43. Problems with my 250!? (4 replies)
  44. Find your elevation (0 replies)
  45. worth cuttin an exhaust??? (11 replies)
  46. Carb problems (0 replies)
  47. fmf (2 replies)
  48. stripped oil line bolt.. see picture! (21 replies)
  49. raptor pipe (7 replies)
  50. 400ex woes (10 replies)
  51. 450 (1 replies)
  52. Which kind of Carb is the best (13 replies)
  53. compression and nos (18 replies)
  54. best jet kit for 400ex (1 replies)
  55. Best fuel mixture screw? (0 replies)
  56. Hmf? (2 replies)
  57. Looking for riding in Colorady (5 replies)
  58. headers ? (7 replies)
  59. hrc kit for trx450r (3 replies)
  60. 400ex HMF Jetting (7 replies)
  61. electric start on my 300 (2 replies)
  62. 400ex pipe (10 replies)
  63. 2001 400ex help (1 replies)
  64. 400ex cutting out...need some help (2 replies)
  65. Carb (4 replies)
  66. ???hmf Sound Bytes??? (8 replies)
  67. Port ad Polish Exspence (26 replies)
  68. Need help! Jetting woes. 400EX (5 replies)
  69. cutting down a yoshimura exhaust??? (16 replies)
  70. Dg Rcm (2 replies)
  71. How Do I change the rear sprocket on a 400ex? (2 replies)
  72. 440ex (1 replies)
  73. Bottom-mid range pipe (10 replies)
  74. Engine Powdercoating (18 replies)
  75. 300ex specs HELP (5 replies)
  76. cam mod re jet (1 replies)
  77. what is the best kit (5 replies)
  78. Valves or Rings ?? (5 replies)
  79. TDC top Dead Center help. just making sure (1 replies)
  80. gearing for 300 ft drags ???? (11 replies)
  81. Putting a new engine in the 400ex (23 replies)
  82. Pulse Charger exhaust full system (5 replies)
  83. Sparks Exhaust (6 replies)
  84. 74.5mm piston for 300ex (3 replies)
  85. PC 4000 and HP4 head (3 replies)
  86. piston and cam (7 replies)
  87. Ring compressor, please help! (16 replies)
  88. jetting main jet/ pilot jet (4 replies)
  89. 440 install (1 replies)
  90. New exhaust diddnt jet but rode...NOW I HAVE BLUE SMOKE!! (12 replies)
  91. What pipe can increase power without increasing sound very much (23 replies)
  92. valves (9 replies)
  93. Almost got the jetting dialed in. (3 replies)
  94. Oil Dipstick Level? (2 replies)
  95. need help on front gearing (3 replies)
  96. Magnum Camshaft website??? (1 replies)
  97. lean and rich????yfz450 (6 replies)
  98. edelbrock carb (2 replies)
  99. Something Wrong With The Transmission!! (17 replies)
  100. 06' Yfz 450 pipe (1 replies)
  101. How much of a difference? (6 replies)
  102. DRD slip on exhaust.jet help! (5 replies)
  103. Engine (2 replies)
  104. 440 kit vs high comp piston stock bore (13 replies)
  105. upgrading questions (3 replies)
  106. engine trouble (4 replies)
  107. Pic of HMF + Powerbomb (3 replies)
  108. advance timing key (9 replies)
  109. New rider 300ex,Got info for ya. (3 replies)
  110. valves (3 replies)
  111. Mods & Jetting...Please Help (0 replies)
  112. Need Help!! (10 replies)
  113. What edlebrock carb should i run (15 replies)
  114. power/handling (2 replies)
  115. 400ex extra oil cooling (the valves/ head)? (9 replies)
  116. 450r axle bearing (4 replies)
  117. YZ426 hybrid gearing? (8 replies)
  118. HMF slip-on...which header? (6 replies)
  119. New head studs...HELP (4 replies)
  120. Help me narrow this down (11 replies)
  121. Porting,shavin,polishing?? (10 replies)
  122. Burning Oil (4 replies)
  123. HMF pipe? (7 replies)
  124. please help, read this utility boys. (4 replies)
  125. yz 426 (3 replies)
  126. What Kind of jets to use? (4 replies)
  127. HMF Quiet Core (3 replies)
  128. What is the Stock carb on a 300ex (4 replies)
  129. taking the baffle out (2 replies)
  130. Dial-a-jet (3 replies)
  131. won't start ? (12 replies)
  132. Can I run 93 pump gas with a +6 timing key? (2 replies)
  133. hard to start (5 replies)
  134. 400ex-) crf 450 pipe question (4 replies)
  135. Clutch cable to long (7 replies)
  136. Starting problem (1 replies)
  137. 330 bore kit question (3 replies)
  138. Home from the dunes/now question! (6 replies)
  139. Pipe for Scrambler 400 (2 replies)
  140. Stopping engine oil leak without taking apart? (9 replies)
  141. Fram oil filters for quads any good??? (2 replies)
  142. head pipe glowing normal or not?? (3 replies)
  143. Will a slip on make much of a difference? (11 replies)
  144. A good question for you guys!! (3 replies)
  145. do you know this information about cams? (5 replies)
  146. To hone or not to hone. (and other questions) (6 replies)
  147. Can someone do a detailed post on what is involved in putting a cam in? (8 replies)
  148. clutch??? (7 replies)
  149. White Brothers E-series??? (2 replies)
  150. Procom CDI (1 replies)
  151. DMC Alien exhaust? (4 replies)
  152. Why do i.......... (0 replies)
  153. Edelbrock carb help (3 replies)
  154. When do you need HD head studs? (22 replies)
  155. axle locknut (4 replies)
  156. $$$ (6 replies)
  157. Jetting question.. again... (1 replies)
  158. Need help w/39mm PWK (3 replies)
  159. 406 Piston Size for EX (2 replies)
  160. Sound DBs (2 replies)
  161. Yfz Baffle (3 replies)
  162. need help quick (3 replies)
  163. hot wired fan on 450r please help (4 replies)
  164. 450r oil sucker (2 replies)
  165. fuel and air mixture ????? (3 replies)
  166. Clutch Problem (1 replies)
  167. 400ex engine 4 sale $500 obo (0 replies)
  168. what cam to get? (4 replies)
  169. What do ya'll think?? (1 replies)
  170. 400/250 Slow jet (1 replies)
  171. Anodized Sprockets (2 replies)
  172. DID 520ATV X-Ring Chain Master Link? (0 replies)
  173. pipe for my 300 (15 replies)
  174. best pipe for 300ex (8 replies)
  175. sprocket alignment (4 replies)
  176. help fast, RPM axle problem (16 replies)
  177. largest 400ex sleeve bore (28 replies)
  178. engine boggs down? (4 replies)
  179. Raptor cdi (3 replies)
  180. 300 ex baffles (5 replies)
  181. 426, Need input (10 replies)
  182. 2005 400ex (8 replies)
  183. Who does Your Motor Work on Southeast Mich. Northern Ohio?? (2 replies)
  184. top speed (2 replies)
  185. 400 Headpipe (1 replies)
  186. Electric fans (4 replies)
  187. Stator (10 replies)
  188. Lakota Will Not Start Please Help (6 replies)
  189. More power (19 replies)
  190. headpipe ?? (4 replies)
  191. jetting (2 replies)
  192. Whats tha difference? (5 replies)
  193. cracked case? cracked cylinder? (6 replies)
  194. Looking for a bottom end for my trx250r (0 replies)
  195. fixing my reverse on 300ex (1 replies)
  196. what do i need (2 replies)
  197. 5 return clutch spring torque (1 replies)
  198. No start situation (8 replies)
  199. Jets? (2 replies)
  200. valves (1 replies)
  201. carb blowing off (2 replies)
  202. Finding my Elevation (3 replies)
  203. NMotion exhaust??? (12 replies)
  204. clinging/chattering at high rpms (3 replies)
  205. 440 owners! (10 replies)
  206. Exhaust Leak??? Help! (5 replies)
  207. Which Edelbrock Carb??? (3 replies)
  208. brake in (10 replies)
  209. I am really confuse for mods ?!&%?* (8 replies)
  210. Yes I know another jetting question (0 replies)
  211. 300ex uni prefilter-outer wear? (8 replies)
  212. 400ex keihin fcr 39 & 41 mm carb which one to get pros and cons!! HELP (6 replies)
  213. just sold my 400ex and and now wont start!!!!!!!!!!!! (1 replies)
  214. does the turbo kit for 400ex worth it??? (3 replies)
  215. 400ex keihin fcr 39 & 41 mm carb which one to get pros and cons!! HELP (1 replies)
  216. mini question (3 replies)
  217. Weird engine problem??? (5 replies)
  218. reuse piston rings? (5 replies)
  219. Carb Boring (3 replies)
  220. 450R Cylinder (6 replies)
  221. How much does it cost to have a shop re-ring me? (4 replies)
  222. turbo for 400 ex (19 replies)
  223. engine noises (1 replies)
  224. Pro Circuit pipe (15 replies)
  225. 400ex exhaust baffles (5 replies)
  226. hi comp piston worth it? (24 replies)
  227. could it be done? ram air (4 replies)
  228. SuperTrapp ISD2 (5 replies)
  229. to k and n or not to k and n (23 replies)
  230. A dumb compression and jetting question. (4 replies)
  231. Timing Chain Problem (1 replies)
  232. 400ex + Full HMF + 160 main = blue smoke. (16 replies)
  233. 5W -30W oil (18 replies)
  234. How much HP (banshee) (19 replies)
  235. will this work (5 replies)
  236. Pipe rebuild (2 replies)
  237. Need help with a polaris trailblazer (6 replies)
  238. pipe 300ex??? (2 replies)
  239. Nees Help AND FAST...I have no top end power (4 replies)
  240. anyone use stock 300 shocks on track? (5 replies)
  241. exhaust limit dg's? NEED HELP ! (2 replies)
  242. anyone hav 14 tooth up front??? (3 replies)
  243. jet kit 300ex (2 replies)
  244. cylinder plating help (crosshatch wore smooth) (2 replies)
  245. How do I get this thing together (4 replies)
  246. shifting problem (5 replies)
  247. More jetting help please!! (4 replies)
  248. 00 400ex engine 4 sale (3 replies)
  249. white bros e- series (7 replies)
  250. Custom air box lid for 400ex!! (5 replies)