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  1. 26 FS dissassembly
  2. Two Valve cover FS 120
  3. newer carb
  4. FS 120 Surpass
  5. OS 91FX High Speed Needle Not Responsive
  6. O.S. 18CV-RX nitro and oil content
  7. OS .21 VZ-B V-Spec-T Break-In Questions
  8. Fuel for 1.60 FX
  9. O.S. .50F SR
  10. os engine for revo racing
  11. Re: Differences in the .61SF & .61SF-H
  12. Idle Stop screw
  13. 1.60 rear crankshaft bearing
  14. What modern OS 4-stroke engine has the same power as the OS H60F from the 1970s?
  15. OS 160 FX Mid-range tuning
  16. Inverted OS 70 Surpass II run problems
  17. Engine accessories
  18. Crankcase breather
  19. 91FX break in
  20. Long term storage 91FX
  21. Why did OS stop making hot 2 strokes?
  22. lack of engine compression
  23. OS FS-91SII-P Extreme Vibration
  24. OS .46LA carburator issue
  25. OS120AX
  26. OS 70 FS II Exhaust Header
  27. What's the difference between 120 Surpass (I), II and III?
  28. OS FS 120E Pressure question
  29. crank bearing removal and install
  30. 46SF ringed starving for fuel
  31. Need specifications for O.S Max FT-120 Twin Gemini ll
  32. Fuel for Surpass 70
  33. O.S 70 SURPASS prop question
  34. 50sx/50sxh bearing failures
  35. OS 0.25 FP engine running problems
  36. need book on 120 fs
  37. "effective adjstment range" for low speed needle
  38. *OS 120AX Sounds Rough*
  39. macs tuned pipe for os 61 fx
  40. V-spec piston skirt
  41. OS 91FX old engine
  42. OS 46FX Help
  43. Valve lash tool for FS-70 II?
  44. fs120 super charger.........need help
  45. OS 91 FS Surpass pumped
  46. ill,
  47. os max 120
  48. MOVED: Carbon Prop for 160FX
  49. Purpose of mixture screw on FS-70S II
  50. Throttle arm
  51. OS35 Parts
  52. VG 30 + 2060SC STRANGE ??? HELP
  53. SF 61 w/pump, help needed
  54. OS FS 61 disassembly question
  55. o.s 1.20 surpass fuel tank
  56. MOVED: one way bearing issue
  57. 1.60 FX
  58. .21 WM Flex Shaft Problems
  59. pulling out piston/piston rod/piston shaft
  60. Help fixing seized fly wheel or piston
  61. OS 160 ring
  62. os 46 low end problem
  63. max distance from tank to engine for OS61FX
  64. OS 50 sx two-stroke problem
  65. Resetting Mixture Screw on FS-70S II
  66. Easy 160FX Muffler question.
  67. OS Glow plugs-mechanical failure
  68. vspec shim or no shim
  69. OS .12 CV-X
  70. Looking for some manuals 45 FSR, 40 FP and FS 40
  71. OS 46 Sputtering
  72. OS .91 fx pitts stype muffler
  73. OS 70 Ultimate probs
  74. OS .18 cv-rx extremely fast idle at startup
  75. 0.S. Engine (help me)
  76. OS max 61 VR
  77. O.S. AA twist-lock glow ignitor problem!
  78. Vspec tuning
  79. looking for prop help
  80. OS FP .10 Piston orientation
  81. Can I convert my .15 CV-X recoil to electric start
  82. I need help with my engine
  83. OS .61 FSr ringed 7m carb
  84. v-spec carb
  85. OS 46 LA idle
  86. 160FX midrange
  87. pic of my revo
  88. 18tm eb mod and 18tm stock
  89. I need an O.S. engine!
  90. AX46 tuning problem,,
  91. CV-X noise
  92. 12 tz(5p) temperature
  93. .12 CZ-R
  94. .91 surpass pumped
  95. OS 91FX or OS 91 Surpass w/ pump?
  96. O.S. 160FX-FI set-up problems
  97. O.S. 91 Surpass valve spring replacement
  98. OS 120 Surpass III pumped
  99. How to replace needle valve
  100. OS 20 FP Muffler needed
  101. Replacement needle valve needed for original OS FT 120 Gemini
  102. OS 50 max
  103. O.S. 18 TM?
  104. OS 46 FX.... muffler extension
  105. OS FS 91 Surpass drowning
  106. Bearing replacement procedure for OS 1.40 RX
  107. OS 120 Gemenii Engine
  108. OS 70 Surpass II spinner nut...
  109. O.S. Engine Lost Compression...
  110. os91 4t regulator leak while runing
  111. OS 1.60 Compression Issue
  112. OS.50SX-H best fuel for this motor?
  113. Leaky 18tm on my REVO normal??
  114. piston ring
  115. OS .18TM Clutch Bell Install
  116. FT 160 Carb.
  117. OS .46 AX 'afraid to fly'
  118. O.S Max 60sr need specs.
  119. Losing cylinder on OS FT 160
  120. bx1 108
  121. old os .90 fs
  122. Can I use this in a airplane O.S. .91SZ-H
  123. os 18 cv-rx normal wear???
  124. OS .46FX Nose Dive Into Ground
  125. pls help(.18tz)
  126. .18 os tm heating too quickly HELP!
  127. OS VZ-B VSPEC Questions
  128. O.S. FL 70 2-vent setup
  129. aluminum spinner for O.S.50SX
  130. MOVED: OS 160FX
  131. *OS 120AX 2 Stroke*
  132. 91 FX overheating at idle
  133. 120 lll w/Pump Starting Prob
  134. 20% for the .61??
  135. 1.60 pitts muff
  136. OS FS91 II RPM PROBLEM
  137. OS 120 Exhaust Routing
  138. OS FL 70 info?
  139. General FT 160 question/s
  140. OS 140RX fuel tubing
  141. Quality
  142. 46AX Optimal Prop
  143. Prop for 1.08
  144. Engine Mount Help
  145. What the news on the 2.0 EF1 Akiba's been using?
  146. FS 120 Surpass
  147. FS-91 Surpass 35900
  148. running without nitro
  149. OS .21 VZB Rebuild problems
  150. OS 91 Surpass
  151. OS.46-LA - Putting it back together...
  152. Rich Runnig .91 fx
  153. OS 61 FX
  154. 60 C Carb on 65 LA
  155. scoring on piston
  156. O.S .50sx
  157. O S 65 LA ldle
  158. 46FX rear bearing won't come out
  159. Replacement screws w/ hex head
  160. 91 FX backplate New Design??
  161. Strange noise coming from 1.60 FX
  162. FX 160 RPM
  163. O.S. .18cv-r average running temps
  164. How do I get connecting rod off OS 50SX?
  165. Exhaust port diameter
  166. OS 70 4-Stroke Low Power/Compression ???
  167. FS 91 S11 Header
  168. break-in mixture setting
  169. OS 160 FX
  170. Thread size of exhaust port on OS 91
  171. tower 75 parts and problems.
  172. Is Wildcat 15% good for the .18cv-rx
  173. os max 21rf-b
  174. O.S. .18 TM for Jato
  175. Change bearings in OS FT-160 Gemini
  176. o.s. 1.60 four stroke
  177. max rz v01b ?
  178. O.S. Hub Size
  179. O.S .18 CV-RX help
  180. 2BK issues
  181. O.S 50 Hyper heli engine in a plane
  182. Surpass 91
  183. 46AX slow trasition
  184. 120 Surpass III break in
  185. V-one S & Max - 12TZ
  186. .12CZ-RX rust on crank(and other issues) pictures
  187. os .18 carb adjustment help!!!!!!
  188. .12CZ-RX rust on crank (and other issues)
  189. Peak RPM OS120 III pumped
  190. OS 48 4-stroke
  191. 46LA
  192. Reposition main needle assembly
  193. Aquacraft .15 marine engine.
  194. changing idle screw O-ring ???
  195. 120AX Prop
  196. OS BGX 3500
  197. FL-70 Problems
  198. prop help
  199. O.S. FS-70 Exhaust Options
  200. OS .25 FX problems
  201. 91 FX gasket
  202. O.S engines
  203. HELP!! OS .18TM won't stay running
  204. 3 blade prop size for .91 surpass I ?
  205. 120 Surpass Rebuild
  206. Turning OS 70 Surpass carb.
  207. 40fp stutter??
  208. Carb mounting screws for a 46 AX
  209. Will 46SF carb and backplate work on a 46FX?
  210. OS 91 FS SURPASS FUEL?
  211. os engine starter???
  212. OS 120 series 2 pumped
  213. FS 40S-CX instructions
  214. FS-61
  215. Vspec HELP
  216. valve timing O.S. 52 Surpass
  217. 91 surpass repair
  218. Hot setup for the 120 Superchaged engine
  219. os 12 quistion
  220. 46ax tach reading on 30% nitro
  221. Traxxas TRX 2.5R
  222. OS .91 FX Reputation
  223. OS .18TM in a HPI R40??? Please ASAP
  224. O.S. Max 40FP pdf's available?
  225. OS 1.60FX, Enough Power?
  226. O.S .18cv-rx Won't start after tune..
  227. Surpass II pumped running problem
  228. OS 18 cv-r exhaust Question
  229. wont idle
  230. OS 61FX - Needle Valve Assem/Move
  231. Japanese Industrial Standard Screws
  232. Is the engine dead?
  233. Cam Timing
  234. os 91fsII-p trouble
  235. os .18 tm question...
  236. Info on .91FX
  237. Trouble with O.S. Max 30-VG(P)
  238. Where can I buy m.+m2.6x7 screws?
  239. os .12 TR
  240. Greetings Bax, I've got a brand new OS 52 that I've installed inverted in my plane.
  241. Suggested RPM for an OS FS52 ?
  242. Piston Replacement on 1.60 FX
  243. Should I send my engine for Warranty??
  244. MOVED: os 1.08 or .91 card for ASP 1.08?????
  245. 46ax break in prop?
  246. OS 61 SF Pump
  247. OS 37SZ-H-RING RUNNING PROBLEMS
  248. OK to use 46SF 4D carb on new 46AX?
  249. OK to use 46SF 4D carb on 46AX?
  250. 120AX woes