View Full Version : O.S. Engines Support



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  1. OS 50 sx Sucking air?
  2. Brass hexagon inlet holder position??
  3. Liner pealing
  4. O.S. 46FX Engine temp
  5. Wankel woes
  6. OS FS-70S head
  7. OS 50 SX making strange noise
  8. 46 LA Prop spun off during break-in run
  9. I'm a newb: OS Max SF 61 With Pump
  10. OS 160FX Bearing Problems?
  11. fx160 needle setting?
  12. OS120 Surpass I Bearings & Gasket Q?
  13. Os .15 Cva
  14. Aeroworks Extra 300L Profile ARF + OS BGX-1 (3500)
  15. Os70 Sz-h Ring
  16. help with surpass 70
  17. oil content and type
  18. Warranty service on OS.91FX, turn around time??
  19. os max 40fp + glow plug
  20. New OS 91 SX acro?
  21. Help with disassemble of OS 120 FS
  22. Position of Fuel Tank
  23. O.S .12 TR(P)-T help.
  24. OS FX 1.60 + Top Flight 18x10
  25. O.S. 32 sx-h gradually lost power
  26. OS 140 RX Bearing
  27. Valve clearence for OS 91 Surpass?
  28. os 300 twin mounting
  29. Surpass 70
  30. Is the Tower plug same as the OS #8???
  31. OS 1.08 low end needle problems
  32. O.S. .46fx
  33. OS .46 fx muffler
  34. 1.60FX Needle Valve replacement
  35. os 61 h wc start off fuel settings
  36. O.S.70B Mixture Control Carb
  37. OS carb # 7DV
  38. OS 46 fx
  39. which muffler?
  40. OS 120 Surpass II head gaskets
  41. 120 Surpass II running lean and needle valve screwed all the way out!?
  42. OS 120 Surpass III optional header
  43. Turnaround time at O.S.
  44. Replacement of my 91FX (Bax)
  45. os 46 fx doesnt turn
  46. 91 Fx
  47. OS 91 MAX Muffler wanted.
  48. the perfect propeller is...
  49. O.S. FS-120S-E Carb leakage
  50. OS FS 91 4 Stroke
  51. 48 surpass compression loss
  52. Ff-240
  53. .21 Rg M
  54. .21 outboard
  55. OS 120 II idle problem
  56. valve adjustment screw
  57. OS screws
  58. 160FX midrange lean condition
  59. OS 91 Fx Quits in mid Range.
  60. Os 160
  61. OS 40 four stroke surpass, idle prob !
  62. os 32 sx
  63. 140Rx & 140EFI Rear Bearings
  64. 40 LA with poor fuel flow (I think)
  65. Torque specs for cyl head screws?
  66. O.S. fuel
  67. advice on Surpass 120 back bearing
  68. O.S. .12 cv-r stalls
  69. OS Max 61FX
  70. 50SX (non-H) on Heli Fuel?
  71. OS .46fx liner peeling?
  72. perry pump on back plate
  73. Os 46sf-p Abc
  74. OS .61 FX missing part?
  75. 46fx breakin
  76. 25LA Problem
  77. OS 50SX Break in ?
  78. 61 FSR carb
  79. starting my o.s..15 cv-x
  80. OS .15 CV probs
  81. OS120III Surpass regulator leaking
  82. In cowl Muffler for 91FX
  83. What prop for OS .46 FX?
  84. Quick question!
  85. OS .40 FP Questions
  86. Response pour over the 46 FX
  87. fx 160
  88. OS FS26S Engine Knocking
  89. OS 40 Surpass C
  90. 91fx mufler
  91. cone baffle ?
  92. We all have some loose screws..
  93. HELP ME! 1.08 FSR Special exhaust?
  94. Antifreez Engine Cleaning Question
  95. o.s. 12 cv-r parts
  96. OS .61FSR ABC Stalling
  97. Unused os max 45fsr-need break-in-is it ABC?
  98. New Os50sx Problem
  99. Os91sx
  100. Getting a used FT-160 Gemini to run
  101. What OS 120 do I have?
  102. Nut for muffler; 40 FSR?
  103. .70 Surpass Timing ?
  104. .61 V parts needed
  105. Manual for OS .61 SF-H
  106. OS 52 Surpass
  107. engine
  108. Fr5-300
  109. Surpass 120 E
  110. OS 61 RFP vs Hanno Special
  111. OS FS-120 Surpass-II with a pump
  112. How to remove and install valve springs from OS FS120SIII with pump?
  113. Need correct part number for thrust washer
  114. A few Questions, and My .46 FX needs rebuilding...
  115. 30% Nitro in OS .32
  116. Couple questions
  117. OS 61 Hanno pump settings?
  118. OS .46Fx damage
  119. 40 & 46 Mounting
  120. OS 50 SX dead sticks
  121. OS FT-120, older model twin...
  122. O.S. .46fx Probs
  123. noisy LA .46
  124. Slimline pitts muffler on 120 III pumped
  125. OS .15 CV-A Slow RPMs???
  126. OS LA 46 not running well
  127. 160 FX issue
  128. 120 III pumped exhaust headers
  129. os 91 surpass
  130. Problem controll on OS52FS
  131. 50 sx max rpm
  132. Os 50sx
  133. os 40 fx question
  134. O.s. 120siii W/pump Wont Run
  135. os 91 surpass-idle screw
  136. O Rings
  137. Connecting Piston rod
  138. break-in of 40 LA??
  139. OS 1.40 RX pipe with 1.60FX?
  140. another os 160 fx question
  141. OS Gemini 120 Twin
  142. 26 Surpass parts
  143. Spares For OS46LA In UK
  144. Tuned pipes
  145. 3H carb settings
  146. OS FR5-300 Radial timing
  147. OS 48 Surpass
  148. Is a 20x8 topflight pwr point too much for my 1.60fx ??
  149. Mounting a 46 fx sideways
  150. Os Fs40
  151. Break-in Question for 1.40RX
  152. Os 61 Fs
  153. 1.60 FX Needle adjustment
  154. 91 fx not running {is it fixed yet }
  155. Os 52 Fs
  156. OS 70 Ultimate??????????
  157. What happening w/ OS .65LA????
  158. 1.20 FS parts
  159. O.S. 1.60Fx + Super Decathalon ???
  160. OS 7L Carb Problem?
  161. 70 Surpass II
  162. New .15 CV-RX for TMAXX 2.5
  163. OS 140RX Piston re-installation
  164. O.s. 46 Sf
  165. OS 1.60 Crank Case Pressure
  166. Another OS140FI question
  167. OS Corporate contact
  168. oil for os max 40fp
  169. OS61 FX problem
  170. Os Fs-91s
  171. Os 160ft Rpm
  172. Just bought a .15 CV-X, cant start
  173. Os 1.20 E
  174. OS FS70 Timing
  175. OS 46 FX - weak - worn? How to tell
  176. Os 70 Ii Rpm
  177. OS parts availability, whats up?
  178. Teflon wrist pin plugs
  179. 61 FX ABC with OS quiet muffler
  180. Connecting Rod?
  181. Need to know about compression
  182. O.s. 1.08
  183. need help getting a part 46fx
  184. 120 Surpass III break-in & exhaust system info
  185. OS 160 Overheats
  186. OS RZ engine
  187. ft-120
  188. OS140FI throttle limit setting question and one observation.
  189. OS max 1.60 fx
  190. 90 Fs
  191. FX-91 issue
  192. Os 40 Fp
  193. Muffler Bolts for OS 46 FX
  194. OS91FX prop sizes and other questions??
  195. OS FS .48 prop and needle settings
  196. os 50 FSR need parts
  197. an easy 1.60 FX one-
  198. os 25fsr abc
  199. os cv-x
  200. Os 61 Fx & Sf
  201. Os 1.08
  202. Pressure tap on FS 26-C?
  203. OS 91 Ducted fan engine
  204. OS MAX-S .35 suddenly dies
  205. os 40la assembly trouble
  206. Os 70
  207. O.S.32FX low end needle setting????
  208. Os 32
  209. .61SF-P question
  210. OS 61RF-P Hatori Pipe
  211. O.S. 50SX-Hring
  212. OS .70 Surpassll Poor Midrange
  213. 46 FX Bearing removal (Siezed in place)
  214. Fs-140sp-fi??
  215. Silly Problem 7DV Carb
  216. Engine R.P.M.
  217. O.S. 160 fx low end adjustment problems
  218. FS-91SII Exhaust System
  219. Os 26 Fs
  220. Running an OS 120 FS pump without a muffler?
  221. Help -- OS 70 FS top end mixture / prop size?
  222. HELP!!!! 91 surpass cam position ??
  223. HELP! RX1.40 Problem (Bill-Some new info)
  224. FS-91SII Exhaust Port Thread Size
  225. OS 46FX - is fuel with 9% synthetic and 6% castrol ok?
  226. OS 120 III runs best at half throttle
  227. OS .25FX leaning out
  228. OS 70 Surpass Idle Problem
  229. OS 65LA A checkered history - Where do I go from here?
  230. Fuel in the RX1.40
  231. OS FT/160 Twin, Opinion Pse
  232. 40 fsr carburetor
  233. Os 50sxh
  234. OS .91 FS Surpass pump upgrade?
  235. 61 SF pump adjustment
  236. OS FT-120 prop
  237. OS reduction gear unit
  238. OS 120 111 pumped
  239. Help with O.S. .46SF
  240. Os 46fx
  241. OS FS-90 Bearing Sizes
  242. FS-26S Reverse rotation
  243. 2 minute motors
  244. OS 1.60 FX noise
  245. os46fx
  246. os fs-26s-cx no start
  247. OS 46 LA won't idle
  248. OS LA.40 thru .65-Remove the color?
  249. TYPE 60C CARB throttle stop screw
  250. Can a 46 FX H Ring be Converted into a 46 FX engine?

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