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  1. O.s. 120siii W/pump Wont Run
  2. os 91 surpass-idle screw
  3. O Rings
  4. Connecting Piston rod
  5. break-in of 40 LA??
  6. OS 1.40 RX pipe with 1.60FX?
  7. another os 160 fx question
  8. OS Gemini 120 Twin
  9. 26 Surpass parts
  10. Spares For OS46LA In UK
  11. Tuned pipes
  12. 3H carb settings
  13. OS FR5-300 Radial timing
  14. OS 48 Surpass
  15. Is a 20x8 topflight pwr point too much for my 1.60fx ??
  16. Mounting a 46 fx sideways
  17. Os Fs40
  18. Break-in Question for 1.40RX
  19. Os 61 Fs
  20. 1.60 FX Needle adjustment
  21. 91 fx not running {is it fixed yet }
  22. Os 52 Fs
  23. OS 70 Ultimate??????????
  24. What happening w/ OS .65LA????
  25. 1.20 FS parts
  26. O.S. 1.60Fx + Super Decathalon ???
  27. OS 7L Carb Problem?
  28. 70 Surpass II
  29. New .15 CV-RX for TMAXX 2.5
  30. OS 140RX Piston re-installation
  31. O.s. 46 Sf
  32. OS 1.60 Crank Case Pressure
  33. Another OS140FI question
  34. OS Corporate contact
  35. oil for os max 40fp
  36. OS61 FX problem
  37. Os Fs-91s
  38. Os 160ft Rpm
  39. Just bought a .15 CV-X, cant start
  40. Os 1.20 E
  41. OS FS70 Timing
  42. OS 46 FX - weak - worn? How to tell
  43. Os 70 Ii Rpm
  44. OS parts availability, whats up?
  45. Teflon wrist pin plugs
  46. 61 FX ABC with OS quiet muffler
  47. Connecting Rod?
  48. Need to know about compression
  49. O.s. 1.08
  50. need help getting a part 46fx
  51. 120 Surpass III break-in & exhaust system info
  52. OS 160 Overheats
  53. OS RZ engine
  54. ft-120
  55. OS140FI throttle limit setting question and one observation.
  56. OS max 1.60 fx
  57. 90 Fs
  58. FX-91 issue
  59. Os 40 Fp
  60. Muffler Bolts for OS 46 FX
  61. OS91FX prop sizes and other questions??
  62. OS FS .48 prop and needle settings
  63. os 50 FSR need parts
  64. an easy 1.60 FX one-
  65. os 25fsr abc
  66. os cv-x
  67. Os 61 Fx & Sf
  68. Os 1.08
  69. Pressure tap on FS 26-C?
  70. OS 91 Ducted fan engine
  71. OS MAX-S .35 suddenly dies
  72. os 40la assembly trouble
  73. Os 70
  74. O.S.32FX low end needle setting????
  75. Os 32
  76. .61SF-P question
  77. OS 61RF-P Hatori Pipe
  78. O.S. 50SX-Hring
  79. OS .70 Surpassll Poor Midrange
  80. 46 FX Bearing removal (Siezed in place)
  81. Fs-140sp-fi??
  82. Silly Problem 7DV Carb
  83. Engine R.P.M.
  84. O.S. 160 fx low end adjustment problems
  85. FS-91SII Exhaust System
  86. Os 26 Fs
  87. Running an OS 120 FS pump without a muffler?
  88. Help -- OS 70 FS top end mixture / prop size?
  89. HELP!!!! 91 surpass cam position ??
  90. HELP! RX1.40 Problem (Bill-Some new info)
  91. FS-91SII Exhaust Port Thread Size
  92. OS 46FX - is fuel with 9% synthetic and 6% castrol ok?
  93. OS 120 III runs best at half throttle
  94. OS .25FX leaning out
  95. OS 70 Surpass Idle Problem
  96. OS 65LA A checkered history - Where do I go from here?
  97. Fuel in the RX1.40
  98. OS FT/160 Twin, Opinion Pse
  99. 40 fsr carburetor
  100. Os 50sxh
  101. OS .91 FS Surpass pump upgrade?
  102. 61 SF pump adjustment
  103. OS FT-120 prop
  104. OS reduction gear unit
  105. OS 120 111 pumped
  106. Help with O.S. .46SF
  107. Os 46fx
  108. OS FS-90 Bearing Sizes
  109. FS-26S Reverse rotation
  110. 2 minute motors
  111. OS 1.60 FX noise
  112. os46fx
  113. os fs-26s-cx no start
  114. OS 46 LA won't idle
  115. OS LA.40 thru .65-Remove the color?
  116. TYPE 60C CARB throttle stop screw
  117. Can a 46 FX H Ring be Converted into a 46 FX engine?
  118. OS SX 50 Pricing
  119. OS .48 and .90 4 cycle manual or settings?
  120. temperature?
  121. .91 FS surpass valve lash
  122. Replacement muffler screws
  123. Can't get connecting rod off crank pin. .46 SF
  124. 46FX suddenly dies?
  125. Clicking sound in OS91FS
  126. FS-91 II Surpass mounting and break-in
  127. 1.60 FX does it need a pump?
  128. Pitts muffler available for .25FX
  129. 91FX fuel consumption
  130. Scaled glow plugs - OS No.8 and A3
  131. OS .40la question
  132. Vintage/New/OLD FSR 40
  133. .61 FSR Head Bolt size?
  134. OS 46FX Head Gasket
  135. OS 46FX running problem
  136. converting twin 300 to gas?
  137. OS140RX Carby
  138. Need a threaded exhausted nipple for an OS FS-91
  139. os 61lxh
  140. OS 61SF pumped engine nipple hookup
  141. OS91 valve clearance
  142. OS 15 CV-RX' One-Way Bearing slipping
  143. os 91 fx knock/ping
  144. Gemini 1.20 She No Idle...
  145. OS .90 FS on 30% Heli
  146. 120 Surpass Mk I pump problem
  147. 1.60 FX questions
  148. O.S.45 FSR carb
  149. Os Ft-240
  150. OS 70,Second Request
  151. OS manual _vs_ break-in
  152. Os 160 Pipe Spacer Question
  153. OS 46 FX needle valve
  154. Any special forums existing for the FI motors?
  155. OS52fs
  156. 91FX again (sigh)
  157. OS 46fsr
  158. More power to any engine
  159. getting the most power out of my .91 fs
  160. O.S. 25 FX bogs down with 9X5 and 9X6 props...why?
  161. Old FX 46sf-Need help !
  162. 7M carb in a .61SF
  163. .46FX Bearing Damage???
  164. 48 Surpass muffler?
  165. 61 SF Carb pix
  166. peak torque range for OS FS70
  167. Super Charged FS120
  168. OS 61 RF/RF-P Rear Bearing Problems
  169. Replacement for the 61 RXH
  170. Os.46fx
  171. os 61 fs
  172. Os 108 Rear Bearings
  173. OS Max 40 RC
  174. About 61 RF pump
  175. OS LA Rebuilds?
  176. Proper break in procedure for OS 50 SX MAX
  177. detonation
  178. OS Max FS 26 4 stroke help
  179. Tower 46 / Also OS ???
  180. .61 FSR parts into a .61 SF
  181. Inhibiting after-run oil and O.S. Engines
  182. os 70
  183. Screws.
  184. too much heat for 46fx?
  185. Throttle lever info. needed
  186. Which engine to buy?
  187. Fuel For Use On Os Blackhead .60
  188. os61fs pump
  189. Loose crankshaft on 60FP
  190. 120 fs runs rich backfires
  191. FS-52 Throbbing
  192. from 10% nitro to 15%, break in again?
  193. OS Max 46 FX runs well, then quits...
  194. Os Blackhead 60 Parts
  195. OS FS-61 shutting down
  196. Surpass 91 with Pump Surge Problem
  197. .70 sz-h piston damage
  198. Fuel line attachment for OS Max SF 61 pumped
  199. Trouble with new 46FX
  200. 25LA; how much oil?
  201. Exploded View of Older Pump?
  202. OS/Tower Hobbies website question
  203. Black Residue
  204. OS 25 fp RPM ???
  205. OS FP 35 -needle
  206. Best right mount muffler for OS 46 FX-H
  207. I'm not happy with my new OS .91 FX.
  208. Minimum nitro content 1.6 FX-FI
  209. Engine Timing
  210. OS 140 Surpass IV
  211. Fueling tricks for the pumped 91II?
  212. 7D carb
  213. Attn Bill Baxter or any OS rep that can help me
  214. muffler for os max .10
  215. Fuel Consumption pumped FS91-II
  216. OS .46 LA running problems
  217. OS 12 carburetor retainer
  218. Os 80 2 Stroke - Has Two Glow Plugs And Carb On Back
  219. Os 90 Four Stroke Model 1901 - Parts Needed
  220. Crash Question
  221. OS46Fx problems
  222. Why not make a supercharger for an engine!!!!
  223. You guys make great engines!!
  224. Fuel Type
  225. os 50sx problem.
  226. OS 120 4 Stroke Won't Idle Steady
  227. OS 120 Surpass wth pump Mk I
  228. OS 160 twin flame out
  229. Os 28f
  230. Os Older 25 Not Fp25 - Need Muffler
  231. os.32 low power
  232. old OS 90 2 stroke carb question
  233. O.S.Air Bleed Screw-original setting??
  234. OS Max .50 Model 50FSR-H Change Head?
  235. What year was the FS-60 introduced
  236. Help setting up OS Max FP 40
  237. Os Ft 160
  238. os 61 fx at 90 deg.
  239. Manual OS FS-40 (no Surpass)
  240. Surpass 120 valve timing
  241. Os 160 W/bisson Pitts Muffler
  242. O.S. 91fx
  243. 120-4cycle w/pump
  244. Sending for O.S. Max Service
  245. OS Max 60 sr NEED PISTON RING
  246. O.S. Long Stroke
  248. OS LA Series Problems?
  249. I need power band graphs for OS motors
  250. OS 91 Surpass not surpass II