View Full Version : 1986 - 2007 Ninja 250R Tech Talk


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  1. Exhaust pipe adapters/spacers/reducers?
  2. Need a part! Investigators Unite!!
  3. Broken screw causing Exhaust leak and white smoke
  4. Newgen tank on a pregen?
  5. Brake Light Lever Switch Adjustment
  6. Engine ticking/tapping type noise
  7. Dirt bike chain on ninja?
  8. 02 Ninja 250 Streetfighter conversion question
  9. Engine seemed seized
  10. Is the fan supposed to stay in all the time?
  11. bolt size for gas tank
  12. Throttle grip making throttle sticky
  13. Carb sync problem
  14. yoshimura full exhaust bracket
  15. Did Valve adjustment red oil light doesn't turn on now on startup
  16. Finish valve adjustment now having issues
  17. Starting Problem
  18. Starting problems
  19. Broke Cylinder Head Cover Bolt
  20. Buggy wiring help!
  21. K&N Air Filter Installation
  22. what kind of coolant should I put in my ninja 250
  23. Help needed, newbie. [Video Attached]
  24. Need some help diagnosing an engine missing problem on my Pregen.
  25. Ignition Switch no Spark Problem
  26. Ninja ex250f 2005 No spark
  27. Wire to use to clean carb jet ports and other small openings.
  28. Coolant leak from bolt
  29. What are these pieces I'm missing called?
  30. Carb Reassemble Question For You experts.
  31. Where does this hose connect to?
  32. Can anybody tell me exactly what I am working with here
  33. Former lurker here with some tech questions...
  34. have any of you guys ever used a Green Light Trigger on your pregen?
  35. How do I open a ninja 250 headlight
  36. Tried to adjust the clutch. Now the bike dies as soon as I start to release clutch!
  37. Since my mind is on clutch adjustment, can you shorten the clutch release point?
  38. Summary of how my carb problems worked out and how the pregen runs now.
  39. How do you guys check whether one carb is running stronger or more rich/lean? Plugs?
  40. Anyone know if there is a Wix oil filter that fits the Pregen(2007) 250F?
  41. Got a few tech questions for you masters...
  42. Front disc brake pads slightly scratching rotor when moving bike around. Is that ok?
  43. Thread for preparing an old 250 for a cross country trip next year.
  44. Am i missing something?
  45. Valve adjustment issue???
  46. Dead Throttle problems
  47. Fuel level ?
  48. 02 EX 250
  49. 2007 Ninja 250r Carb Issues
  50. Regarding a "clunky" transmission...
  51. Relocating the Battery
  52. Front fender removal
  53. Question about stock exhaust
  54. Preparing to winterize; A couple questions about details
  55. 2006 Ninja 250 Carb Problems
  56. Draining the gas tank through the petcock
  57. New 2003 Ninja 250 F
  58. 2005 Pipe Exhaust
  59. Muzzy on the Bay
  60. Tachometer slow to start working...
  61. Projects
  62. Backfiring wont start 2007 Ninja 250r
  63. Crankcase opening dimensions needed ?
  64. Got the BCB Custom Mufflers..
  65. Back wheel
  66. Fuel dripping fast from the vent tube / line
  67. water-pump failure? stealth coolant leak
  68. '87 250R Track Bike Build by PrometheanLiver
  69. Front End Swap
  70. Hard starting, and some odds and ends...
  71. Losing power after fork oil????
  72. Help with hose
  73. Project Recondition 250 for Wife Begins
  74. Changing Tire
  75. One cylinder not firing
  76. Bringing a 1994 250R back to life - Beyond confused
  77. Fuse frustration - newer to me 2004 popping fuses like it's party time
  78. Camshaft issue
  79. 2005 Ninja 250 Timing Help!!
  80. Hopefully final issue!
  81. 06 Ninja 250 Steering Stem Nut
  82. Need immediate help
  83. Rotella T6 Synthetic 5w40- Says heavy duty Diesel!
  84. Help with Tire
  85. 2003 Ninja Dies when put in gear
  86. Will not start in cold
  87. Adjusting AirFuel screw
  88. Still shutting off
  89. Wiring for gpz 250 need help!
  90. Haven't Seen Carb Issue Like This
  91. Aftermarket LED tail light -- brake light not working
  92. Nail in tire
  93. Do I need to pull the carbs again?
  94. 2007 250 GPZ almost impossible to start when cold
  95. This can't be right
  96. Cam chain tensioner
  97. 1986 Ninja 250R
  98. Twin Discs Question
  99. Coolant drip from the valve cover gasket?
  100. Why can't I find this!
  101. So the bike I bought has been sitting.
  102. Possible bent forks.
  103. Weird Rattling Noise From Engine At Startup When Cold
  104. Really bad corrosion in tank
  105. Good keyless gas cap?
  106. Cause for concern?
  107. Engine dies if the clutch is released too fast
  108. 1986 Ninja 250R getting ready for upgrades
  109. Is this normal? Dies when given throttle during startup, but fine once warm
  110. Im back with a ZZR 250 (Wont idle right and stall)
  111. Airbox
  112. Is it possible to add a kick starter to a 1988-2007 pregen?
  113. Rear 42T Sprocket from JT
  114. engine falters at 3/4 temp. plus no throttle response
  115. Oil On The Spark Plugs
  116. Gas leaking from muffler clamp that connects to exhaust.
  117. Idle troubleshooting
  118. adjusting idle mixture scews
  119. 2008-12 ninja 250 carbs.
  120. zzr250 and gpx250 airbox
  121. It lives
  122. Ex 500 clutch assembly
  123. Advice on starting/breaking in rebuilt motor?
  124. 500 forks on 250
  125. Project Danger Zone
  126. Where can I get a longer throttle cable for dirt bars ?
  127. Where can I get a longer throttle cable for dirt bars ?
  128. 03 Ninja 250 absolutely will. not. idle.
  129. Weird issue with manual turning.
  130. Gas tank mounting tabs
  131. Airbox Brackets After Battery Box Separation
  132. Desperate Student! 2006 250 Lengthy Post; Throttle kills Engine, Full Choke on
  133. Wiring for taillights
  134. Oil Issues
  135. Only runs on full throttle
  136. Oil question
  137. Is this a compression issue?
  138. '06 cranks but won't start after accident
  139. Carb Cleaning and Air Box residue?!?
  140. Front Axle Nut
  141. Weird issue
  142. Project almost done!
  143. 2002 250 I got for free has engine issues advice needed
  144. Gas trouble not carbs
  145. Looking to buy a fixer-upper 2007 Ninja 250r as a first bike. Good idea?
  146. 06 250 heeeelp!
  147. 17" Conversion w/ GS500 Wheel
  148. Easiest way to remove the top clip from from the forks?
  149. Coolant Boils Out & Idle problems?
  150. Cooling system help
  151. Gas tank questions ??
  152. "Removed" rear axle and found this - How to reassemble / fix / salvage
  153. New rider with a 250 issue
  154. This guy is a genius!
  155. New battery still trouble
  156. Turn Signal Trouble
  157. Is pregen petcock operated only on a vacuum like the newgen?
  158. trouble with idle
  159. Petcock leaking?
  160. Possible Engine Damage, Oil Overfill, Max Speed 25MPH
  161. Open pipe
  162. Speedometer, RPM, & Temp level backlight out.. due to wiring
  163. Can anyone in Sacramento, CA Help???
  164. Carb-Tweeking on my '86 250R
  165. Ticking/clicking from chassis
  166. New/young inexperienced mechanics
  167. Clutch discs - which orientation to install them in?
  168. Tail light & Cluster bulbs fuse (TAIL fuse, 10) still blowing
  169. No electrical except taillight..
  170. Pilot jet
  171. No idea what's going on...
  172. rea break pedal
  173. '06 slight surging under steady speed
  174. New rear tire out of round?
  175. Bike not idling below half choke, idle screw not affecting idle speed
  176. Battery terminal screws are different sizes...
  177. Rear disc brake binding when I tighten down the 2 allen bolts. Help!
  178. Has anyone ever heard of a single carb setup for a Ninja?
  179. 2001 (EX250-F16) Color Codes
  180. Crazy Tach + Sputtering
  181. 07 250r ninja Engine ticking
  182. How does the rear brake pad rattle clip go in place on my rear brake for 1987-2007?
  183. Runs like a champ but....
  184. ZZR250 too loud. Repack? Aftermarket?
  185. Really surprised how much different my bike sounds with pod air filter mod.
  186. 2000 ninja 250 dies after warming up
  187. Oil leak
  188. Clutch plate gap
  189. Ninja 250 knocking video please watch and help
  190. Small hole in airbox -- how to seal it?
  191. 2005 kawi ninja 250r Running issues.
  192. Revenge of Previous Owner
  193. Re-installing carburetor to airbox
  194. Pulling the head
  195. Sprocket help in oklahoma
  196. Gas in the oil
  197. Interesting battery overview
  198. 15/42 sprockets on pre-gen Ninja 250
  199. Doing a complete brake job; what's a good order of operations?
  200. Wet cylinder
  201. Carb Synch Issue?
  202. Seized 2003 250 :/
  203. Tire inner tubes
  204. Bike won't start... sometimes
  205. Intermittent Power Loss - Suggestions?
  206. Will an ex500 fuel tank fit on a 250?
  207. Best place to buy fender eliminator kit?
  208. Auto chain oiler?
  209. Carb help from a newb
  210. Jetting for the Western USA
  211. So yea I F** up and seised tappet nut to ad. screw
  212. 06 ninja 250 starting problems
  213. Father's Day Humor
  214. Electric Motorcycle
  215. Knocking noise (with video !)
  216. Yoshimura full exhaust
  217. Help! Gas leak, won't start after sitting a long time
  218. Random question - turn signals
  219. First motorcycle - Starting issues and possible oil leak
  220. 2007 kawasaki ninja 250r ticking sound
  221. Losing power then dies
  222. What's this & can I take it off?
  223. ninja flooding while driving
  224. Stumped isn't even the word. Any suggestions appreciated.
  225. Fuel not keeping up with engine, help.
  226. Adjusting valves without feeler - by turns out - heresy?
  227. iPhone mounts for 6plus...
  228. Making a quick turn throttle, DIY w/pics
  229. 2005 pouring fuel out back of carbs
  230. Idle problems. Very little throttle response.
  231. 200 miles with old rear sprocket - damage done?
  232. Tires and Fork Questions
  233. Using other bikes Master Cylinder
  234. Body Panels Not Fitting
  235. EX500 Centerstand on EX250 Frame?
  236. Air Cleaner
  237. Top Speed
  238. Carb Cleaning Annoyance
  239. Confused on where this tube connects to
  240. Getting Discouraged
  241. No Start & Stuck in Gear
  242. '06 won't run when kickstand is down even in neutral
  243. I'm having an engine noise. Need help
  244. Replacing front stay bar (re-mounting gauges etc)
  245. Stock factory NON-Ninja 250 muffler to mate to a Muzzy 2->1 1.75" diameter pipe?
  246. What to clean my speedometer cable with?
  247. 2005 250 sitting outside for years , smoking when running
  248. Yet another "No Spark" thread
  249. Engine Feels Like It's Missing at Medium Speed. Any Ideas?
  250. "New" Vesrah pads feel smooth and not gritty. Is this right?