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View Full Version : Yamaha YFZ450 & YFZ450R ATV Information


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  1. Dasa 511 stroker (0 replies)
  2. big bore questions (3 replies)
  3. head lights dont work...need help (5 replies)
  4. YFZ Rebuild (0 replies)
  5. yfz dies... help (2 replies)
  6. YFZ rebuild time (3 replies)
  7. dasa or sparks big co?re (3 replies)
  8. YFZ wont start (3 replies)
  9. my free YFZ450 (7 replies)
  10. Need help on air box info? (4 replies)
  11. Oil Mod? (4 replies)
  12. yfzr question (10 replies)
  13. timing question (2 replies)
  14. coolant overflow issue (2 replies)
  15. Need engine help please. (1 replies)
  16. Piston (0 replies)
  17. My Ride (9 replies)
  18. Yfz 450 a arms (0 replies)
  19. yfz wont go slow... (3 replies)
  20. compression on 08 stocker (2 replies)
  21. good deal for first yfz? (1 replies)
  22. Coolant in oil- Need Help (7 replies)
  23. YFZR Oil? (2 replies)
  24. Radiator fan switch thread size (0 replies)
  25. YFZ450 Kickstart Lever (13 replies)
  26. starter jet?? (1 replies)
  27. Need Help Milky Oil!!!! (2 replies)
  28. Hooking up tether switch on yfz450r? (1 replies)
  29. NEED HELP WITH YFZ LT Setup!!! (5 replies)
  30. yfz 450 pipe (10 replies)
  31. yfz for sale (0 replies)
  32. radiator dimensions (1 replies)
  33. Stupid questions: (2 replies)
  34. Power delivery- YFZ versus YFZR (6 replies)
  35. parts (0 replies)
  36. My new video of the WORCS round 2 race! (1 replies)
  37. winter build almost done (0 replies)
  38. Head ??? Sheered. (3 replies)
  39. stator install (0 replies)
  40. will not kick start (6 replies)
  41. Shock help (3 replies)
  42. 08 yfz 450 jet confusion (4 replies)
  43. shock revalve (5 replies)
  44. YFZ-R A-arms/shocks on YFZ?? (1 replies)
  45. what needle do I need (8 replies)
  46. yfz to ltr shock conversion (3 replies)
  47. plug (3 replies)
  48. Any Arkansas riders out there? (0 replies)
  49. 04 Cylinders? (3 replies)
  50. what yfz450r parts fit on yfz450 (0 replies)
  51. my yfzr (6 replies)
  52. Is this a Case saver or just a Cover?? any help!!! (3 replies)
  53. more valve ????? (1 replies)
  54. 2006 cylinder head fit a 2004 motor? (1 replies)
  55. crank case (0 replies)
  56. 2007 valve specs (0 replies)
  57. Picked up a YFZ today!! (13 replies)
  58. ice cube cylinder (1 replies)
  59. YZ rear master cylinder (0 replies)
  60. yfz 450 need to know ????? (7 replies)
  61. dynatek/stator (0 replies)
  62. Anyone have any stock yfz450x a-arm take offs (0 replies)
  63. 06 yfz 450 turn off problem (7 replies)
  64. Subframe support from 06-08 yfz; same as 09-10 yfzr?? (1 replies)
  65. Video of me and my friend in WORCS round 1! (2 replies)
  66. new here and i have a couple question (1 replies)
  67. A few winter modifications (13 replies)
  68. few ?'s (5 replies)
  69. Any Four State riders here? (22 replies)
  70. Transmission?????? (2 replies)
  71. Trying to help out a friend. (0 replies)
  72. Stem? (1 replies)
  73. kickstart conversion (2 replies)
  74. no fuel to the carb (6 replies)
  75. Power Commander support question (3 replies)
  76. XC yfz Build (6 replies)
  77. Yamaha YFZ450 2008R (3 replies)
  78. TPS Sensor (4 replies)
  79. good trade? (5 replies)
  80. how much coolant (4 replies)
  81. yfz450 idle starting point (3 replies)
  82. Looking for an 05 yfz (5 replies)
  83. which nerfs? (8 replies)
  84. yfz450 with yz426 cam ??? (5 replies)
  85. Yfz450r Lean Angle Sensor Silicon Modification (16 replies)
  86. gas cap IMS tank (7 replies)
  87. YFZ Battery Charge (4 replies)
  88. 14:1 good battery, slow to turn over,good when jumped (5 replies)
  89. Where do the hoses go from the coolant bottle (2 replies)
  90. yfz plastics question (0 replies)
  91. yfzr pics (0 replies)
  92. HMF Optimizer Fuel Controller YFZ450R For Sale Best offer!!! Ready to ship (0 replies)
  93. fresh rebuild, wont start (7 replies)
  94. pro armour nerf bars (1 replies)
  95. Break-in period, how important is it? (14 replies)
  96. 2010 Winter Rebuild (Remix Version), lol (5 replies)
  97. Can somebody help me with installing my Pro Armor Pro Series kill switch? (5 replies)
  98. Which is better/faster? (1 replies)
  99. fresh rebuild spittin fire (11 replies)
  100. Need help on a part (4 replies)
  101. headlights on to charge battery (14 replies)
  102. YFZ Cam's and other misc parts CHEAP!! (0 replies)
  103. Wanting to buy a 2010 YFZ450R SE, need some advice first, though! Thanks......... (2 replies)
  104. oil in coolant reservoir (0 replies)
  105. help yfz guru's (9 replies)
  106. bought blown up yfz, what to do? (1 replies)
  107. shortening gytr kicker? (0 replies)
  108. starting problems (4 replies)
  109. 3" riser (14 replies)
  110. Problem getting a hex screw off of 09 YFZ-R?? Help Please! (5 replies)
  111. PAMX Quad racing (0 replies)
  112. oil problem (2 replies)
  113. What about pipes? (3 replies)
  114. yfz timing (6 replies)
  115. yz450f vs yfz450 (0 replies)
  116. will someone show me (8 replies)
  117. Question about changing tire sizes (7 replies)
  118. After 2 hours of searching i still need help (14 replies)
  119. yfz450 carb (0 replies)
  120. Pro Armor Tether Kill Switch Installation on 2009 YFZ-R? (2 replies)
  121. Tuning for 145-155lb rider? (6 replies)
  122. I Need Stock 06 Yfz Cams Intake And Exhaust (6 replies)
  123. 2010 MX Build New 2009 YFZ450R (91 replies)
  124. yfz450r shock and aarm help (4 replies)
  125. another kick start question (4 replies)
  126. 2006 yfz450 headlight problem please help (13 replies)
  127. YFZ VS big bore R? (8 replies)
  128. YFZ-R questions (4 replies)
  129. yfzR front shocks (1 replies)
  130. sand tires (0 replies)
  131. clutch lever has too much play (3 replies)
  132. Gytr Billet Intake Flange- Anybody Have One For Sale??? (2 replies)
  133. Got a question about fitting the tusk nerf bars (or any nerfs for that matter) YFZr (3 replies)
  134. Post your XC YFZ! (40 replies)
  135. Friend putting diff piston in Help Please (12 replies)
  136. exhaust fitment (1 replies)
  137. 2004 yfz 450 question ? (5 replies)
  138. Rath Swaybar Set-up (10 replies)
  139. Pro Armor Pro Mx Bumper Yfz450r (1 replies)
  140. fox shock service (3 replies)
  141. New Yfz450R (10 replies)
  142. decisions... (0 replies)
  143. oil problem help (1 replies)
  144. Yamaha team for motocross 2010 (16 replies)
  145. Yfzr (12 replies)
  146. Radiator Thermo switch connectors (1 replies)
  147. cdi box (0 replies)
  148. Yfz450r Recent Buyers?? Where Did You Purchase And At What Price?? (3 replies)
  149. Yfz450r Ecu Move Mod - Safer Place For Ecu (6 replies)
  150. YFZR videos (5 replies)
  151. 2010 YFZ450X - PC5 Questions (1 replies)
  152. kick starter question (1 replies)
  153. engine build opinions (1 replies)
  154. high comp. or bored and stroked (10 replies)
  155. GYTR exhaust and bolts. (0 replies)
  156. Man this thing sets LOW!!! (0 replies)
  157. gutted harness (7 replies)
  158. Roll design a-arms (0 replies)
  159. Fan switch temp question (2 replies)
  160. Attention YFZ-R owners (15 replies)
  161. GT THUNDER YFZR xc A ARMS and HLS shocks=opinions??? (10 replies)
  162. chain guide bolt (1 replies)
  163. Optional rear caliper (0 replies)
  164. YFZ450R cheap narrow for xc!! standard YFZ hubs!! (4 replies)
  165. GT Thunder ?'s (3 replies)
  166. Radiator Questions (1 replies)
  167. FCI question (4 replies)
  168. rear caliper questions... (5 replies)
  169. Help? (3 replies)
  170. What rear hubs have the same number of splines, but honda pattern? (3 replies)
  171. yfz r twist throttle (2 replies)
  172. Nerf bars (0 replies)
  173. How to know if carrier is bad.... (3 replies)
  174. quad tech hoods and graphics (1 replies)
  175. quad tech hoods and graphics (0 replies)
  176. long travel rear ???'s (6 replies)
  177. some serious time and $$$$$ in this YFZ (0 replies)
  178. swingarm bearings? (0 replies)
  179. yamaha bolt pattern (1 replies)
  180. 08 rear shock on 05?? (1 replies)
  181. yfz and R axle ? (2 replies)
  182. Best price on a YFZR fuel controller? (2 replies)
  183. Ncvq (3 replies)
  184. Oem Radiator Yfz450 (2 replies)
  185. 660 raptor and yfz 450 (1 replies)
  186. yfz wont run (10 replies)
  187. yfz450r lean angle sensor (8 replies)
  188. question for pappy (or anyone) about powder coating thr R frame (6 replies)
  189. yfz boggin problem? (7 replies)
  190. antifreeze green frame color (1 replies)
  191. yfz450 help/opinions (1 replies)
  192. Shocks discussion.... (6 replies)
  193. yfz450r shocks on a yfz long travel a arms (1 replies)
  194. any info on the revmax rev box 2006 yfz ?? (4 replies)
  195. YFZ vs. 450r (15 replies)
  196. rear brake line (aftermarket) (5 replies)
  197. Do I need a longer throttle cable? (1 replies)
  198. 06 seat on 04? (2 replies)
  199. Anyone have a DR.D pipe on their YFZ??? (0 replies)
  200. Best place to order... (4 replies)
  201. First motor rebuild?? (11 replies)
  202. '09 YFZr Aftermarket Suspension Question (9 replies)
  203. oil (26 replies)
  204. Wat jets should I get??? (1 replies)
  205. my pipe (5 replies)
  206. steering stem bearing???? (4 replies)
  207. engine noise (9 replies)
  208. got a question about the fuel injection: (6 replies)
  209. gytr exhaust. (1 replies)
  210. opinions on my R (20 replies)
  211. 2007 yfz 450 Sparks complete exhaust (7 replies)
  212. Yfz450r Gt Thunder Link (3 replies)
  213. New movie, check it out :D (7 replies)
  214. 04 chain rub?? (5 replies)
  215. yfz 450 carrier seals (0 replies)
  216. 2010 Winter Rebuild (270 replies)
  217. still have bog (4 replies)
  218. 2006 yfz 450 50th anniversary for sale!!! St.Louis mo (0 replies)
  219. Yfz450, raptor700r or banshee (6 replies)
  220. Recommended Jets? (0 replies)
  221. New Carb, Aftermarket or FCR? (5 replies)
  222. Clutch tension problem, need some input (4 replies)
  223. Yamaha parts diagram / rear alignment (2 replies)
  224. NMotion Exhaust-Whose got one on their quad? (5 replies)
  225. CDI box are they worth the money (4 replies)
  226. Motocross Question (5 replies)
  227. Frame (1 replies)
  228. yfz r fouling plugs (7 replies)
  229. i have an 06 yfz wat can i do to give it more power for about 200 bucks (13 replies)
  230. Getting a 450X... Any tips or tricks? (7 replies)
  231. . (0 replies)
  232. cooling ?'s (6 replies)
  233. Walsh 450r (2 replies)
  234. Yfz Tps (3 replies)
  235. My new YFZ450 (3 replies)
  236. anyone have a bad yfz450 head? 2006 preferably (0 replies)
  237. It's all in the details (1 replies)
  238. Custom 523 stroker on NOS drag YFZ! (1 replies)
  239. Steering tight? help fix (3 replies)
  240. What is needed, and/or suggested, for a beginning racer? (14 replies)
  241. carrier bearings (1 replies)
  242. strange electrical problem. (2 replies)
  243. where is the best place to buy a crank.... (1 replies)
  244. Grey and red YFZ pics (1 replies)
  245. Starter Relay (1 replies)
  246. shock question (1 replies)
  247. Neutral switch (0 replies)
  248. Input on National Option (4 replies)
  249. Fenders hood and other parts for sale (0 replies)
  250. Pipes ?? (13 replies)