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  1. Instruction Manual 7m Carb.
  2. Gummed up engines
  3. O.S. 46 LA Question
  4. FS-120s III
  5. 46 fx quits
  6. O.S. 1.6FX pressure tap-HELP!
  7. 46fx-h
  8. 46fx-h
  9. OS 160 FX setup
  10. .91 FX Prop selection
  11. Where is Ann Marie?????????????
  12. Fuel Pump
  13. OS 160 Twin exhaust extenders
  14. OS 46FX peeling
  15. Ring for 50SX?
  16. FS needle settings
  17. counter rotating engines
  18. 48 Surpass
  19. Os 30fs
  20. Pressure nipples
  21. OS 15 FP crank thread size
  22. Life Expectancy of the OS 50 SXH
  23. O.S. 1.6FX problem
  24. O.s. Engines Four Stroke
  25. Clattering and lost power in OS 70 FS
  26. Os 46 Fx
  27. O.S BGX performance curves
  28. .46FX rich midrange
  29. fuel for the RX140
  30. Idle mixture adjust for an older OS 1.08
  31. FT- 160 Engine mount
  32. OS FP35 - Old and rusty
  33. OS 32 Mounting hole blocked by remote needle valve?
  34. os 90 fs
  35. OS 46 only starts with Starter
  36. Os .10 Fsr
  37. Os 46 Fx
  38. OS140RX and muffler
  39. OS 46FX - starts backwards
  40. Fs120 Surpass wiyh pump
  41. OS91 Fan conversion
  42. Os 1.6fi
  43. OS 91FX Cutts out and flames out!
  44. Blubbery .50 SX
  45. Os Max 60sr
  46. 1.40RX eating bearings?
  47. lowest displacement O.S engine
  48. O.S. .61 FX help
  49. OS 15 LA liner problems/ what to do?
  50. Fuel Foaming
  51. .91FX Muffler vs .61FX Muffler
  52. .32 Sx
  53. OS 61 Fx substitute muffler
  54. Need answers from the pro's "OS Max 40 SR"
  55. OS 70 Heli engine problem
  56. OS 48fs broke valve cover, any comments?
  57. OS 120 Surpass Non Pump add pump?
  58. OS 70 surpass bogging at full throttle.
  59. OS 140RX pump problems? (long)
  60. OS Drive washer puller
  61. OS 52 low end mixture
  62. os max-H 40
  63. FX46 Cylinder Peeling
  64. 91 FX on U-Can-Do 3D
  65. Replacement Parts for TH engines
  66. I have a question
  67. After Run Oil
  68. Another 1.60/Bisson Pitts Muffler question
  69. Need AM Cross' Help with parts
  70. After run care (OS46)
  71. Does OS engines have warranty?
  72. Please Close Thread.
  73. OS 70 SZ Eng
  74. New OS 50SX missing gasket and leaking
  75. 91 FX quits
  76. Fs 61
  77. 50 SX Running Problem
  78. Os 91 Fx
  79. 50 exhaust baffle
  80. Os Fp 40 Max?
  81. OS91 4-Stroke Question
  82. Bad OS #8 plugs--good A3s
  83. OS 50 SX and Fuel (Oil %)
  84. OS .46fx muffler....screw broke...need back half of muffler
  85. OS .91 FX Troubleshooting
  86. OS 48 Spits fuel out the carb
  87. 1.60FX Pitts Muffler pressure
  88. OS .91Fx to Pump or not to Pump
  89. 1.60FX-FI air valve retention
  90. Prop Nut
  91. 15cvr unusual problem
  92. Static thrust of BGX-1
  93. After run oil on a 46FX
  94. OS 91 VR-DF Small Head
  95. Suggestion: We Need A Os160fx Rear Exhuast For Pattern
  96. Stuck OS 46 FS Muffler
  97. OS 46 FX problems?
  98. OS Engine Trouble ( .15 CV-R) Help!!!
  99. OS Pump?
  100. OS 70 Heli engine
  101. OS gas engines?
  102. Fuels F.A.Q.
  103. Rethinking remote needle valves?
  104. O.S 1.60FX and nitro %
  105. 61 FX Bearings
  106. O.s. .52 Surpass Heli Engine...
  107. 15cvr trouble
  108. torque vs horsepower vs RPM
  109. Service & Repair $$$$
  110. Os160 Rear Exhuast
  111. FT-160 Carburetor
  112. os160fx BACKPLATE ALIGNMENT
  113. Os 46fx
  114. after market mufflers
  115. OS46 break-In discrepancies
  116. OS 46 FX, no full throttle
  117. How to set your high speed needle for optimum in flight performance
  118. Os70
  119. What is the evolution of OS 4 strokes?
  120. 1.60fx , muffler ?
  121. selecting 3- adn 4- bladed props
  122. Info on the OS EFI engines
  123. History of OS engines....
  124. Old OS Max .10
  125. OS FX 1.60 -- Overly Sensitive to Lean Runs ???
  126. 91fx
  127. low power OS 1.60FX
  128. 91fx
  129. Older OS .46 VRM Marine
  130. Runs and Quits "tip of the week"
  131. Need Help With OS 120 III with Pump
  132. OS 1.20 W pump inverted?
  133. Need gaskets for OS 40 SR
  134. os 91 fx
  135. Reverse Rotation Crankshaft for older OS60/61 FSR
  136. OS50 'sneezes'?
  137. 160fx prop 3d
  138. what is the size of thread for the nipple in OS 46fx muffler?
  139. OS .50 SX - Won't die?
  140. .91 FX Props
  141. OS 1.60FX detonation in the midrange
  142. OS and Thunder Tiger story
  143. OS 50 SX Aircraft
  144. Prop size questions
  145. OS max 40 Sr Engine
  146. out of touch for a little while
  147. OT: GP 1/3 Scale Pitts tech notice.
  148. 3 blade prop for .61FX
  149. Os Cz 15
  150. tip of the week: tuned pipes
  151. Dynamite TNT .12R
  152. OS 160FX Cuts out 2/3 tank
  153. Too rich idle
  154. Remote Glow Driver cap wont fit.
  155. Mounting .91 FX horizontal
  156. OS160FX Piston
  157. os 52 surpass
  158. OS CV troubles
  159. Os 50 & CY MP 30%
  160. manuals, expl view, parts lists, dimensions, pricing and more!
  161. O.S. .15 LA from LHS w/o instructions?
  162. 15cvr with 10a carb
  163. A must read!
  164. Os 46 Vx D/f
  165. OS 61Fx Muffler
  166. Best prop for fx160
  167. Os 70 Surpass Runs Eratic At Full Throttle
  168. os max .35 needle valve needed
  169. OS .91 Surpass Problem
  170. OS max FP 40
  171. os 70 surpass throttle postition Q...
  172. In-cowl muffler for OS 91 FX
  173. Out Of Town Notice
  174. OS91Fx air bubbles in needle valve fuel line
  175. Glow plug reaches ??
  176. 91 fx air leaks
  177. OS1.40RX (first series) low end?
  178. Please read before posting...........
  179. OS 160 Shortening stock muffler
  180. The baffle - what's it for?
  181. cleaning .46 FX
  182. OS 1.6 FX Starting question
  183. OS .61 Hanno
  184. O.S. .91FX Lemon (Revisited)
  185. best prop for os bgx
  186. Problem with OS .61RF-ABC-P
  187. Problem with OS .61RF-ABC-P
  188. Parts available for older engines?
  189. Thread questions for carb and glow plug
  190. os 46 fx
  191. Re: os fs 120 sp
  192. OS 46FX Muffler
  193. OS Max .34 F question
  194. O.S. .91FX Lemon
  195. OS300 troubles
  196. O.S. 4-Stroke Headers
  197. 46Fx Warrenty Question
  198. SMOKE -1.60 FX any mufflers out there???
  199. NEW: Ask your O.S. engine questions directly here

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