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  1. os .18 help
  2. 120 III pump rpm's
  3. OS Max .61 FSR ABC
  4. FUEL FOR OS 18 CVRX
  5. O.S. FS-70 Ultimate Set up question
  6. Gemini 160 idle mixture
  7. OS 7L carb
  8. Substitute of Nitro-methane: Nitro Benzene
  9. OS 1.60FX
  10. Break IN for NIB 160 twin
  11. OS .18tz replacement piston/sleeve when?
  12. o.s. 32sx fuel leaking past throttle rotor
  13. *New OS .61 FX Wont Start*
  14. old os engines
  15. OS 91FS question
  16. 120 surpass pump problems
  17. 91 FX
  18. OS 50 SX Ringed
  19. Choke valve
  20. FT-300 exhaust
  21. O.S. 18TM Tuning
  22. 70 ultimate pump question
  23. O.S. FL-70 RC 4-Stroke
  24. 46 OS FX repair
  25. 46FX liner problem & 46SF problem
  26. Cleaning up OS 46 LA
  27. .37 OS Heli engine questions
  28. O.S. Max FS-70 Ultimate question
  29. Can I use roto start on OS 18TM?
  30. 46 fx with bisson muffler - lack of presure?
  31. MOVED: OS Max .46 DX-DF Fuel consumption
  32. os 18 tm and tz questions
  33. OS 40 LA Issues
  34. 52 Surpass: Low end idle
  35. 52 Surpass: Low end idle
  36. 120 Surpass w/pump
  37. .40 LA engine
  38. OS rear-mounted fuel pump
  39. What tuned pipe to use with a CV-RX .18
  40. .91FX Decibel Reduction
  41. FS-70 Surpass II
  42. TZ parts in TM ?
  43. Disassembly / Reassembly Instructions Requested
  44. 18TM Mid Needle Adjust
  45. OS52 Hole in crankcase
  46. Tuned pipe for O.S. TM .18
  47. FL-70 sounds weird
  48. os 18tm trouble starting engine
  49. i reciev.18TM Break In
  50. Hanno Special MK1 .61
  51. OS 1.60FX 3D prop question
  52. OS .12 CV-RX Question
  53. O.S. FS-120S setup????
  54. 108 old style carb
  55. OS 91 & 77 VRDF ABC or ABN???
  56. OS61FS RUNNING PROBLEM
  57. Follow-up on older OS 91 parts
  58. Can I burn 30% Heli Fuel in my O.S. 70 4-Stroke?
  59. 1992 OS 91 Surpass Torque Spec's.
  60. Woodruff key
  61. Older OS 91 Surpass parts
  62. So, Bax, about these parts. . .
  63. O.S .52 Four Stroke Inverted?
  64. OS Max 40FP Instructions and Gaskets
  65. .10 max power output?
  66. OS 61 FSR instructions
  67. FS-120S-E silencer
  68. OS 52 Surpass rpms, throw
  69. OS .18TM crank into a TZ being done?
  70. replacing the valves on a O.S. Surpass 70
  71. os 61 sf
  72. How to setup camshaft timing at OS FT-160??
  73. OS MAX 40 LA
  74. *OS .61 FX Presure Fitting Size*
  75. OS 120 Surpass II
  76. picc/ofna.21max
  77. OS18TM Break in help
  78. Temp range for O.S. 18 CVRX?
  79. OS max FP40 issues
  80. FL 70
  81. Engine gurus please look at this!!!
  82. FS70 Ultimate Pump assembly...need help
  83. Gasket set for 45 FSR
  84. OS .18TM in Revo issues......
  85. help needed for os fs 120 with pump
  86. O.S. 91 FX Surging Etc...
  87. New OS 37 heli
  88. surpass consults on prices of 120 parts you siries
  89. OS FR5 300
  90. OS .61 MAX Parts?
  91. OS Surpass 61 carb
  92. os 46 fx bearings
  93. 61-RF PUMP ISSUE
  94. Replacement Camshaft for FS-61?
  95. .21 tuned pipe for O.S. .18 TM?
  96. Hey Bax! Do you know...
  97. OS 91FX target RPM?
  98. OS 26 Surpass
  99. header pipe for .18 TZ question?
  100. os 40 vf
  101. dtx 18
  102. OS FS52 Crankcase/Exhaust Thread
  103. .18 TM tips, etc..
  104. os 40 sr and 40 sf pistons
  105. OS .52
  106. OS 46 FX
  107. OS 91 & 120 Running 30% Heli Fuel
  108. OS 46LA
  109. OS .91FX and 15 nitro
  110. 18cvr fuel economy
  111. Different FP-40
  112. 46FX quitting after short flight time
  113. OS Gemini 300
  114. Cylinder head assy for older fs120 surpass
  115. OS 26 FS vs OS 20 FS
  116. 120 pumped , bogs when give throttle
  117. O.S. .15cvr pull start conversion
  118. Best performance air filter for .18TM/TZ
  119. os50sx ring install
  120. O.S. .91 FX
  121. .61 OS Max
  122. Surpass II Valve Cover
  123. Tach reading for O.S. 40 FP w/APC 11x7
  124. O.S. .50 Sx-h Hyper Questions...
  125. Need "blanking plugs" for OS Ducted Fan engines.
  126. FS-120SP Surpass Thread Size
  127. OS 40 FSR weight with muffler???
  128. OS .18tz for Revo?
  129. In flight mixer
  130. online buying parts for os 46 max
  131. OS 1.60 RX?????
  132. 60 degree header pipe for OS 120 III muffler.
  133. OS 50 sx - engine Quits - throttle opening
  134. FL-70
  135. timing of Fsr1.08
  136. 40 LA new sleeve is different?
  137. FS 120s SP problem
  138. os .61 fsr
  139. OS 91 Surpass II
  140. OS FS 46 Carb to a OS FX 46 Question
  141. OS Engines Storage
  142. FT-160
  143. Fitting new piston and Ring to OS FS120III pumper
  144. Older 1.40RX
  145. OS 91 Surpass
  146. OS 50-SX Prop
  147. OS 108 head gaskets...
  148. SF..FSR exhaust opening..same?
  149. Revo Header
  150. OS 1.08FSR
  151. super charging os 91 fs
  152. 160FX fuel flow rate and Max prop size ?
  153. OS .61 FSR-H prop shaft thread size?
  154. OS 1.08FSR Pressure
  155. rebuilding a 32 F question..
  156. 50 sx rebuild?
  157. os 45
  158. O.S .91 FX Surpass ...starting problem
  159. Replacement carburetor
  160. OS120FS w/pump
  161. OS 300 Super Gemini Twin Questions...
  162. updating os max 20 sp
  163. Drive hub OS-FS 120
  164. OS 18TZ Backplate P/N
  165. O.S. .70 Prop
  166. diff between DTX .18 and OS .18CV
  167. Fuel Line Length for OS46FX
  168. O S 1.60
  169. OS 18TM Oil Percentage
  170. os fx 160 keeps deadsticking?
  171. OS 1.40 FI
  172. OS Pipe for 18TM
  173. Where can I get piston ring for an old OS45FSR..?
  174. OS FS 40
  175. OS 1.08 in a Funtana 90 - What prop to start with
  176. *OS 50 SX Break-in*
  177. FS-90
  178. os140rx
  179. OS 18TM crank for the 18TZ?
  180. os 40fp question
  181. FS-120 Surpass III Engine w/Pump questions
  182. Fuel for .46 FX Question
  183. OS61 fs
  184. OS Carb's
  185. OS 15 MAX RC
  186. OS 91 FSR (What Carb)
  187. Surpass 52 exhaust jam-nut repacements
  188. OS 46 ax Muffler
  189. OS Parts Question
  190. OS 61 RF
  191. .18 tm vs. .18 tz
  192. OS 18 CV-RX IDLES INCONSISTENT AFTER PORTING..PLEASE HELP!!!
  193. 40la vs. 40fp
  194. 4-stroke without muffler??
  195. Idle to high
  196. OS FS-70 Ultimate RPM Figures
  197. OS 91 FX bearings repair under warranty?
  198. OS 300 questions
  199. OS 46 SF
  200. Discontinued .12 TR (P)-T R-Spec?
  201. Older FS-120
  202. OS 91FX fuel vs. Prop vs. RPM
  203. OS 48 info and help
  204. OS 30 Identification
  205. 91 fx fuel supply
  206. OS46FX conrod bearing problem..
  207. bgx trouble
  208. os fs70 timing
  209. Carburetor 7L
  210. Muffler for OS 120?
  211. OS 160 Twin fuel question
  212. Question on OS40C Carb
  213. OS 46 AX Question
  214. Looks like corrosion but I´m not sure
  215. Combat is killing my motors. A few Q's
  216. 46 with short prop shaft
  217. FS91 Needle Valve
  218. 91 FX problems, still
  219. I need help fast!
  220. os 70 szh heli engine impossible to tune
  221. .46 ducted fan engine
  222. 18CV-rx (s) throttle arm
  223. OS FS 70 Ultimate Fuel Change
  224. OS 300 mounting template
  225. OS50SXH needle valve...
  226. 50-SX and 50SXH differences...
  227. OS FS-70 Ultimate
  228. O-ring (low speed needle) for 46 SF 4D carb
  229. bubbles in OS 50 sx
  230. OS 120s-sp question...
  231. OS 160 twin question
  232. Mufflers for O.S. 70 4-stroke
  233. OS MAX .61 SF WITH PUMP
  234. u can do by great planes with os 91fx
  235. Questions about rebuilt 25FSR
  236. 91 Surpass ideal rpm range and breakin question
  237. 40 FSR
  238. FS-120 W/Pump
  239. ID old OS 45
  240. OS wankel
  241. 91 surpass II
  242. O.S. FS 70S suffers delayed idle.
  243. 50SX Overheating - Carbon??
  244. OS 46AX - can it be mounted inverted
  245. A3 or #8 OS Glow Plug
  246. Effects of lower nitro on 91FX
  247. 46FX Cone Baffle
  248. OS 46 VX-DF Fuel Question
  249. 90fs w/pump ??
  250. old o.s. engine