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  1. O.S. FS-70 Ultimate Set up question
  2. Gemini 160 idle mixture
  3. OS 7L carb
  4. Substitute of Nitro-methane: Nitro Benzene
  5. OS 1.60FX
  6. Break IN for NIB 160 twin
  7. OS .18tz replacement piston/sleeve when?
  8. o.s. 32sx fuel leaking past throttle rotor
  9. *New OS .61 FX Wont Start*
  10. old os engines
  11. OS 91FS question
  12. 120 surpass pump problems
  13. 91 FX
  14. OS 50 SX Ringed
  15. Choke valve
  16. FT-300 exhaust
  17. O.S. 18TM Tuning
  18. 70 ultimate pump question
  19. O.S. FL-70 RC 4-Stroke
  20. 46 OS FX repair
  21. 46FX liner problem & 46SF problem
  22. Cleaning up OS 46 LA
  23. .37 OS Heli engine questions
  24. O.S. Max FS-70 Ultimate question
  25. Can I use roto start on OS 18TM?
  26. 46 fx with bisson muffler - lack of presure?
  27. MOVED: OS Max .46 DX-DF Fuel consumption
  28. os 18 tm and tz questions
  29. OS 40 LA Issues
  30. 52 Surpass: Low end idle
  31. 52 Surpass: Low end idle
  32. 120 Surpass w/pump
  33. .40 LA engine
  34. OS rear-mounted fuel pump
  35. What tuned pipe to use with a CV-RX .18
  36. .91FX Decibel Reduction
  37. FS-70 Surpass II
  38. TZ parts in TM ?
  39. Disassembly / Reassembly Instructions Requested
  40. 18TM Mid Needle Adjust
  41. OS52 Hole in crankcase
  42. Tuned pipe for O.S. TM .18
  43. FL-70 sounds weird
  44. os 18tm trouble starting engine
  45. i reciev.18TM Break In
  46. Hanno Special MK1 .61
  47. OS 1.60FX 3D prop question
  48. OS .12 CV-RX Question
  49. O.S. FS-120S setup????
  50. 108 old style carb
  51. OS 91 & 77 VRDF ABC or ABN???
  52. OS61FS RUNNING PROBLEM
  53. Follow-up on older OS 91 parts
  54. Can I burn 30% Heli Fuel in my O.S. 70 4-Stroke?
  55. 1992 OS 91 Surpass Torque Spec's.
  56. Woodruff key
  57. Older OS 91 Surpass parts
  58. So, Bax, about these parts. . .
  59. O.S .52 Four Stroke Inverted?
  60. OS Max 40FP Instructions and Gaskets
  61. .10 max power output?
  62. OS 61 FSR instructions
  63. FS-120S-E silencer
  64. OS 52 Surpass rpms, throw
  65. OS .18TM crank into a TZ being done?
  66. replacing the valves on a O.S. Surpass 70
  67. os 61 sf
  68. How to setup camshaft timing at OS FT-160??
  69. OS MAX 40 LA
  70. *OS .61 FX Presure Fitting Size*
  71. OS 120 Surpass II
  72. picc/ofna.21max
  73. OS18TM Break in help
  74. Temp range for O.S. 18 CVRX?
  75. OS max FP40 issues
  76. FL 70
  77. Engine gurus please look at this!!!
  78. FS70 Ultimate Pump assembly...need help
  79. Gasket set for 45 FSR
  80. OS .18TM in Revo issues......
  81. help needed for os fs 120 with pump
  82. O.S. 91 FX Surging Etc...
  83. New OS 37 heli
  84. surpass consults on prices of 120 parts you siries
  85. OS FR5 300
  86. OS .61 MAX Parts?
  87. OS Surpass 61 carb
  88. os 46 fx bearings
  89. 61-RF PUMP ISSUE
  90. Replacement Camshaft for FS-61?
  91. .21 tuned pipe for O.S. .18 TM?
  92. Hey Bax! Do you know...
  93. OS 91FX target RPM?
  94. OS 26 Surpass
  95. header pipe for .18 TZ question?
  96. os 40 vf
  97. dtx 18
  98. OS FS52 Crankcase/Exhaust Thread
  99. .18 TM tips, etc..
  100. os 40 sr and 40 sf pistons
  101. OS .52
  102. OS 46 FX
  103. OS 91 & 120 Running 30% Heli Fuel
  104. OS 46LA
  105. OS .91FX and 15 nitro
  106. 18cvr fuel economy
  107. Different FP-40
  108. 46FX quitting after short flight time
  109. OS Gemini 300
  110. Cylinder head assy for older fs120 surpass
  111. OS 26 FS vs OS 20 FS
  112. 120 pumped , bogs when give throttle
  113. O.S. .15cvr pull start conversion
  114. Best performance air filter for .18TM/TZ
  115. os50sx ring install
  116. O.S. .91 FX
  117. .61 OS Max
  118. Surpass II Valve Cover
  119. Tach reading for O.S. 40 FP w/APC 11x7
  120. O.S. .50 Sx-h Hyper Questions...
  121. Need "blanking plugs" for OS Ducted Fan engines.
  122. FS-120SP Surpass Thread Size
  123. OS 40 FSR weight with muffler???
  124. OS .18tz for Revo?
  125. In flight mixer
  126. online buying parts for os 46 max
  127. OS 1.60 RX?????
  128. 60 degree header pipe for OS 120 III muffler.
  129. OS 50 sx - engine Quits - throttle opening
  130. FL-70
  131. timing of Fsr1.08
  132. 40 LA new sleeve is different?
  133. FS 120s SP problem
  134. os .61 fsr
  135. OS 91 Surpass II
  136. OS FS 46 Carb to a OS FX 46 Question
  137. OS Engines Storage
  138. FT-160
  139. Fitting new piston and Ring to OS FS120III pumper
  140. Older 1.40RX
  141. OS 91 Surpass
  142. OS 50-SX Prop
  143. OS 108 head gaskets...
  144. SF..FSR exhaust opening..same?
  145. Revo Header
  146. OS 1.08FSR
  147. super charging os 91 fs
  148. 160FX fuel flow rate and Max prop size ?
  149. OS .61 FSR-H prop shaft thread size?
  150. OS 1.08FSR Pressure
  151. rebuilding a 32 F question..
  152. 50 sx rebuild?
  153. os 45
  154. O.S .91 FX Surpass ...starting problem
  155. Replacement carburetor
  156. OS120FS w/pump
  157. OS 300 Super Gemini Twin Questions...
  158. updating os max 20 sp
  159. Drive hub OS-FS 120
  160. OS 18TZ Backplate P/N
  161. O.S. .70 Prop
  162. diff between DTX .18 and OS .18CV
  163. Fuel Line Length for OS46FX
  164. O S 1.60
  165. OS 18TM Oil Percentage
  166. os fx 160 keeps deadsticking?
  167. OS 1.40 FI
  168. OS Pipe for 18TM
  169. Where can I get piston ring for an old OS45FSR..?
  170. OS FS 40
  171. OS 1.08 in a Funtana 90 - What prop to start with
  172. *OS 50 SX Break-in*
  173. FS-90
  174. os140rx
  175. OS 18TM crank for the 18TZ?
  176. os 40fp question
  177. FS-120 Surpass III Engine w/Pump questions
  178. Fuel for .46 FX Question
  179. OS61 fs
  180. OS Carb's
  181. OS 15 MAX RC
  182. OS 91 FSR (What Carb)
  183. Surpass 52 exhaust jam-nut repacements
  184. OS 46 ax Muffler
  185. OS Parts Question
  186. OS 61 RF
  187. .18 tm vs. .18 tz
  188. OS 18 CV-RX IDLES INCONSISTENT AFTER PORTING..PLEASE HELP!!!
  189. 40la vs. 40fp
  190. 4-stroke without muffler??
  191. Idle to high
  192. OS FS-70 Ultimate RPM Figures
  193. OS 91 FX bearings repair under warranty?
  194. OS 300 questions
  195. OS 46 SF
  196. Discontinued .12 TR (P)-T R-Spec?
  197. Older FS-120
  198. OS 91FX fuel vs. Prop vs. RPM
  199. OS 48 info and help
  200. OS 30 Identification
  201. 91 fx fuel supply
  202. OS46FX conrod bearing problem..
  203. bgx trouble
  204. os fs70 timing
  205. Carburetor 7L
  206. Muffler for OS 120?
  207. OS 160 Twin fuel question
  208. Question on OS40C Carb
  209. OS 46 AX Question
  210. Looks like corrosion but I´m not sure
  211. Combat is killing my motors. A few Q's
  212. 46 with short prop shaft
  213. FS91 Needle Valve
  214. 91 FX problems, still
  215. I need help fast!
  216. os 70 szh heli engine impossible to tune
  217. .46 ducted fan engine
  218. 18CV-rx (s) throttle arm
  219. OS FS 70 Ultimate Fuel Change
  220. OS 300 mounting template
  221. OS50SXH needle valve...
  222. 50-SX and 50SXH differences...
  223. OS FS-70 Ultimate
  224. O-ring (low speed needle) for 46 SF 4D carb
  225. bubbles in OS 50 sx
  226. OS 120s-sp question...
  227. OS 160 twin question
  228. Mufflers for O.S. 70 4-stroke
  229. OS MAX .61 SF WITH PUMP
  230. u can do by great planes with os 91fx
  231. Questions about rebuilt 25FSR
  232. 91 Surpass ideal rpm range and breakin question
  233. 40 FSR
  234. FS-120 W/Pump
  235. ID old OS 45
  236. OS wankel
  237. 91 surpass II
  238. O.S. FS 70S suffers delayed idle.
  239. 50SX Overheating - Carbon??
  240. OS 46AX - can it be mounted inverted
  241. A3 or #8 OS Glow Plug
  242. Effects of lower nitro on 91FX
  243. 46FX Cone Baffle
  244. OS 46 VX-DF Fuel Question
  245. 90fs w/pump ??
  246. old o.s. engine
  247. OS Fs40S
  248. 70A carb changes??
  249. ultimate 70 pump
  250. using a tach, where should one set a .46ax?