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