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