Log in

View Full Version : ATV Powertrain



Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 [88] 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136

  1. HRC cam update (1 replies)
  2. rev boxes (5 replies)
  3. New Top Speed>>>> (19 replies)
  4. 250r rear axel (5 replies)
  5. New here, need advice. (3 replies)
  6. 440 Starting? (10 replies)
  7. Cutting out (5 replies)
  8. i need a head job (67 replies)
  9. drop in cam (15 replies)
  10. my 416ex port and polish work (9 replies)
  11. thumb throttle on fcr carb (4 replies)
  12. 416's burning a lot of oil! whats wrong? (15 replies)
  13. Piston sizing? (1 replies)
  14. pro circuit headpipe (4 replies)
  15. great jetting article (4 replies)
  16. no compression? (3 replies)
  17. Warrior jetting problems!? (1 replies)
  18. Silencer and jets? (4 replies)
  19. yzf450!!!!!!!!!!! (26 replies)
  20. 250X Idle Problems (2 replies)
  21. Best drop in cam (24 replies)
  22. black smoke from exhaust pipe (4 replies)
  23. 440Ex's performance (10 replies)
  24. What to adjust my vavles to? (1 replies)
  25. Bore Help (1 replies)
  26. whats the best 416 426 440 (11 replies)
  27. Valve cover gasket (6 replies)
  28. FMF Powerbomb (4 replies)
  29. torque nuts? (1 replies)
  30. Confusing sparkplug color (11 replies)
  31. power loss (0 replies)
  32. 400ex running HOT! (8 replies)
  33. Applied Racing Lever and Perch? (1 replies)
  34. Sprocket selection??? (5 replies)
  35. Bike Running hot (5 replies)
  36. help (0 replies)
  37. ABC Racing (2 replies)
  38. Cam Chain removal (9 replies)
  39. Axle carrier and sprocket (2 replies)
  40. what jets should i run in my 400ex (5 replies)
  41. I have a problem (7 replies)
  42. jetting??? (7 replies)
  43. what CC size is a .40 overbore? (12 replies)
  44. Please help (5 replies)
  45. 440 (1 replies)
  46. Hrc Cam Performance (2 replies)
  47. racing help bad!!!!! (9 replies)
  48. Jetting Problem (2 replies)
  49. air filters (4 replies)
  50. filter cleaning (3 replies)
  51. what kinda exhaust is this? (10 replies)
  52. LRD Pro-4 exhaust (1 replies)
  53. carb puking out the whole gas tank.... need help (3 replies)
  54. sWINGARM bOLT (36 replies)
  55. Which pipe for a 250x (2 replies)
  56. Slip on or Full....... (4 replies)
  57. 11:1 high comp piston?, and cam? (3 replies)
  58. boring motor, good shop to just do bore? (2 replies)
  59. i need to know what to do for my 300ex (2 replies)
  60. 11:1 compression piston in 300ex what apower it give out (3 replies)
  61. 3 stroke (28 replies)
  62. mixture screw, help quick! (2 replies)
  63. 250ex airbox lid........help (2 replies)
  64. Where to buy a CR250 Clutch perch and lever online? (1 replies)
  65. whats the best exhaust for the 400ex right now ??? (13 replies)
  66. what is tc website? (18 replies)
  67. what is a 10.5 compression piston (1 replies)
  68. Pipe popping?? (3 replies)
  69. 250x cams???? (2 replies)
  70. Toomey power (5 replies)
  71. Banshee Problem (5 replies)
  72. Home made FST Cooler? (0 replies)
  73. what could i put into a 200x chaccis (3 replies)
  74. Question for people who installed Stage 2 Hotcam (1 replies)
  75. Its too short! (3 replies)
  76. 300EX Oil cooler (1 replies)
  77. interesting jetting question (9 replies)
  78. bore on zuki lt250? (0 replies)
  79. Valves....did i screw my motor up? (4 replies)
  80. New 440 kit (8 replies)
  81. My 400 has a smoking problem. (6 replies)
  82. how do i make it fit (3 replies)
  83. 300ex/350x conversion motor mounts (4 replies)
  84. Crf450/400ex cam chain (6 replies)
  85. jetting (1 replies)
  86. Blown piston rings? (11 replies)
  87. another oil question (6 replies)
  88. pipe and jets? (1 replies)
  89. did anyone gain topend with a timing key?? (1 replies)
  90. what can cause a slight loss of top end power?? (5 replies)
  91. 400ex rev box question..... (11 replies)
  92. jets (2 replies)
  93. 15w-50 in the winter (3 replies)
  94. 3rd gear is shot, what kind of work is it to fix? (5 replies)
  95. DG pipes (4 replies)
  96. E-85 gas (3 replies)
  97. Yet ANOTHER problem with Hotcams (84 replies)
  98. Stage 3 Jet Kit (0 replies)
  99. DMC ALien Pipe For 250ex (0 replies)
  100. Jansen Super Coil? (0 replies)
  101. New Tires and Rims??? (11 replies)
  102. chrome pipes (7 replies)
  103. 250x wiring on a 350x (1 replies)
  104. I got another Stupid question....help!!! (1 replies)
  105. Help Me out here (3 replies)
  106. HMF Exhaust (1 replies)
  107. Mobil 1 10/40 4 stroke motorcycle oil Versus Mobil 1 15/50 "Red Cap" (24 replies)
  108. CDI box??? (2 replies)
  109. hot cam stage 1 or 2 ? (12 replies)
  110. dial-a-jet (4 replies)
  111. 463 kit (0 replies)
  112. AMS Racing oil (1 replies)
  113. hondaracer3x PLEASE READ..or someone else (7 replies)
  114. Radiator for conversion question (5 replies)
  115. Best Soundin Exhaust (42 replies)
  116. Headwork needed in N.VA (0 replies)
  117. Jet Kit?! (7 replies)
  118. timing on a 300ex (3 replies)
  119. what cam and rockers? (0 replies)
  120. smoking (10 replies)
  121. jets for 400ex carb on a 350x (4 replies)
  122. How much hp does a stock 250r have...banshee (16 replies)
  123. I need a part # for the HRC cam please. (4 replies)
  124. anyone every try a colder plug?? (3 replies)
  125. what kind of pipe for a trx 300 4x4 (4 replies)
  126. what other machines will 300ex jets fit on? (3 replies)
  127. need to rebuild engine what do i need (0 replies)
  128. Which Break In Process?? (23 replies)
  129. power questions (5 replies)
  130. Axle Q's (2 replies)
  131. what is your pilot jet size (9 replies)
  132. 250r wiring harness (6 replies)
  133. GCD air scoops (12 replies)
  134. Has anyone had clutch problems due to a certain oil? (19 replies)
  135. clutch failure (1 replies)
  136. yfz's exact horsepower? (8 replies)
  137. Packing (1 replies)
  138. what will my compression be? (5 replies)
  139. HP on 400ex? (4 replies)
  140. New Parts!!!! (5 replies)
  141. What is this worth. (3 replies)
  142. ANOTHER Jetting ???? (19 replies)
  143. Jetting - Help me im stupid (2 replies)
  144. XR head gasket (5 replies)
  145. numbers on top of new piston (3 replies)
  146. Stock rod with high rev CDI?? (1 replies)
  147. 300ex supertrap (2 replies)
  148. Head gasket for a 426 (2 replies)
  149. UNI air filter (12 replies)
  150. how far to bore on a carb? (5 replies)
  151. what kind of power gains should i get out of this? (3 replies)
  152. Water in engine oil (7 replies)
  153. Hows this for a 416 setup? (2 replies)
  154. HELP! quad sounds bad... (4 replies)
  155. Anybody run 13:1 comp? (16 replies)
  156. What's the signs of clutch failure? (4 replies)
  157. Who carries Sparks Exhaust and other goodies? (11 replies)
  158. ceramic coated header (6 replies)
  159. zuki lt250 rebuild? (0 replies)
  160. 250R tranny trouble: burning oil? (2 replies)
  161. need help with cylinder/piston slap (11 replies)
  162. found out what happened (10 replies)
  163. Hum, Top Dead Center (5 replies)
  164. 250x carb leaking (4 replies)
  165. HMF or LRD? (16 replies)
  166. can I bore my carb out with a dremel? (7 replies)
  167. Cheapest Place to get Blendzall Oil (1 replies)
  168. rev. box (17 replies)
  169. which header (5 replies)
  170. 425vs426 (7 replies)
  171. Motor Setup (13 replies)
  172. Need help (7 replies)
  173. Difference 250X and 350x carbs? (10 replies)
  174. O-ring bottom of cylinder (7 replies)
  175. Best Exhaust? (16 replies)
  176. Am I jetted wrong? (3 replies)
  177. Weisco 416 (1 replies)
  178. Can a 425 or 426 fit in the stock sleeve (3 replies)
  179. Smoking Gun (3 replies)
  180. Stripped oil filter bolt (10 replies)
  181. Ticking from top end (Rico) (21 replies)
  182. What rings do I buy? (6 replies)
  183. raptor motor in 400ex frame look!!!!!!!! (2 replies)
  184. who makes the best 416 kit? (16 replies)
  185. octane question (0 replies)
  186. 250 r pipes (20 replies)
  187. which part of the stock carb gets bored when ot gets bored to 38mm (3 replies)
  188. turning 250r into 4 stroke (21 replies)
  189. slip-on's with fmf high flo head pipe (7 replies)
  190. sparks x-6 headpipe glowing?? (0 replies)
  191. bogs in second gear (19 replies)
  192. Lrd 265 R (3 replies)
  193. Sparks stud fix for the 400ex ?? (3 replies)
  194. dual exhaust!! check it out! sweet!! (46 replies)
  195. timing ruined or not? (11 replies)
  196. Some good info on avgas vs. autogas (21 replies)
  197. reverse (18 replies)
  198. 350x top end on 300ex? (8 replies)
  199. New White Brothers Exhaust for 400ex (0 replies)
  200. did anyone install a sparks rev box?? (3 replies)
  201. torquing rear sprocket on? (1 replies)
  202. adjusting valves (2 replies)
  203. edelbrock carb (2 replies)
  204. crf, curtis sparks pipe??? (1 replies)
  205. boring .40 over (13 replies)
  206. best 300ex pipe (18 replies)
  207. custom mounted oil cooler (5 replies)
  208. What to put on a 426?? (3 replies)
  209. Is it my jetting or something else? I need Help (7 replies)
  210. Is it my jetting? (0 replies)
  211. dg head pipe 250x/300ex (4 replies)
  212. broken tabs on 250r lrd exhuast (4 replies)
  213. whick exhaut system give me most power o nthe 300ex (5 replies)
  214. valve clearance for w/b cam QUICK!!!!! (1 replies)
  215. stock exaust (9 replies)
  216. i think my tranny is going out (0 replies)
  217. my 400ex is not starting..please respond asap (7 replies)
  218. Pipe melting clutch cable!! (8 replies)
  219. i need help with my 416 (14 replies)
  220. XR 250 rev box (3 replies)
  221. where to get best price on quiksilver carb (11 replies)
  222. What Pipe is the best?? for a 416 and stock motor (1 replies)
  223. Stalling Out of Nowhere on 300ex (7 replies)
  224. is it true? (3 replies)
  225. What gearing ratio should I run on 300R? (2 replies)
  226. 400ex power mods (4 replies)
  227. stock gearing (1 replies)
  228. white bros. e- series slip on (7 replies)
  229. resleeving? (1 replies)
  230. 400ex quick change cover owners look here.. (5 replies)
  231. 400ex carb on a 300ex (0 replies)
  232. what do i need Plz help!!!! (9 replies)
  233. 400ex carb on 300ex (3 replies)
  234. Top end and crank? (4 replies)
  235. 250r vs lt500 bottom end (9 replies)
  236. 440, 426, or 416 for the dunes? (17 replies)
  237. Lonestar axle (1 replies)
  238. Don't do business with Jeff Spens/Bullett Machine in SLC (28 replies)
  239. exhaust question (3 replies)
  240. Fuel Mixture Gauge (6 replies)
  241. What 416 kit is The best to get? (0 replies)
  242. Need pics of maier support wire!!!!!! (0 replies)
  243. drainage hose (1 replies)
  244. air mixture screw question (10 replies)
  245. stock sleeve bore (1 replies)
  246. What 250R year was the worst (20 replies)
  247. More Oil Cooling (46 replies)
  248. Uni foam over K&N?? (23 replies)
  249. RPM Gauge On A Quad???? (8 replies)
  250. compression psi??? (7 replies)