View Full Version : O.S. Engines Support



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  1. Bax - OS .10 FSR Con Rod Substitute??
  2. FS90 head stripped
  3. Looking for OS FS-26 Info ...
  4. 46FX - engine rpm up and down at full throttle
  5. Prop Choice
  6. OS 120 w/pump instruction manual needed
  7. OS 120 Surpass I power loss
  8. OS 50 sx Sucking air?
  9. Brass hexagon inlet holder position??
  10. Liner pealing
  11. O.S. 46FX Engine temp
  12. Wankel woes
  13. OS FS-70S head
  14. OS 50 SX making strange noise
  15. 46 LA Prop spun off during break-in run
  16. I'm a newb: OS Max SF 61 With Pump
  17. OS 160FX Bearing Problems?
  18. fx160 needle setting?
  19. OS120 Surpass I Bearings & Gasket Q?
  20. Os .15 Cva
  21. Aeroworks Extra 300L Profile ARF + OS BGX-1 (3500)
  22. Os70 Sz-h Ring
  23. help with surpass 70
  24. oil content and type
  25. Warranty service on OS.91FX, turn around time??
  26. os max 40fp + glow plug
  27. New OS 91 SX acro?
  28. Help with disassemble of OS 120 FS
  29. Position of Fuel Tank
  30. O.S .12 TR(P)-T help.
  31. OS FX 1.60 + Top Flight 18x10
  32. O.S. 32 sx-h gradually lost power
  33. OS 140 RX Bearing
  34. Valve clearence for OS 91 Surpass?
  35. os 300 twin mounting
  36. Surpass 70
  37. Is the Tower plug same as the OS #8???
  38. OS 1.08 low end needle problems
  39. O.S. .46fx
  40. OS .46 fx muffler
  41. 1.60FX Needle Valve replacement
  42. os 61 h wc start off fuel settings
  43. O.S.70B Mixture Control Carb
  44. OS carb # 7DV
  45. OS 46 fx
  46. which muffler?
  47. OS 120 Surpass II head gaskets
  48. 120 Surpass II running lean and needle valve screwed all the way out!?
  49. OS 120 Surpass III optional header
  50. Turnaround time at O.S.
  51. Replacement of my 91FX (Bax)
  52. os 46 fx doesnt turn
  53. 91 Fx
  54. OS 91 MAX Muffler wanted.
  55. the perfect propeller is...
  56. O.S. FS-120S-E Carb leakage
  57. OS FS 91 4 Stroke
  58. 48 surpass compression loss
  59. Ff-240
  60. .21 Rg M
  61. .21 outboard
  62. OS 120 II idle problem
  63. valve adjustment screw
  64. OS screws
  65. 160FX midrange lean condition
  66. OS 91 Fx Quits in mid Range.
  67. Os 160
  68. OS 40 four stroke surpass, idle prob !
  69. os 32 sx
  70. 140Rx & 140EFI Rear Bearings
  71. 40 LA with poor fuel flow (I think)
  72. Torque specs for cyl head screws?
  73. O.S. fuel
  74. advice on Surpass 120 back bearing
  75. O.S. .12 cv-r stalls
  76. OS Max 61FX
  77. 50SX (non-H) on Heli Fuel?
  78. OS .46fx liner peeling?
  79. perry pump on back plate
  80. Os 46sf-p Abc
  81. OS .61 FX missing part?
  82. 46fx breakin
  83. 25LA Problem
  84. OS 50SX Break in ?
  85. 61 FSR carb
  86. starting my o.s..15 cv-x
  87. OS .15 CV probs
  88. OS120III Surpass regulator leaking
  89. In cowl Muffler for 91FX
  90. What prop for OS .46 FX?
  91. Quick question!
  92. OS .40 FP Questions
  93. Response pour over the 46 FX
  94. fx 160
  95. OS FS26S Engine Knocking
  96. OS 40 Surpass C
  97. 91fx mufler
  98. cone baffle ?
  99. We all have some loose screws..
  100. HELP ME! 1.08 FSR Special exhaust?
  101. Antifreez Engine Cleaning Question
  102. o.s. 12 cv-r parts
  103. OS .61FSR ABC Stalling
  104. Unused os max 45fsr-need break-in-is it ABC?
  105. New Os50sx Problem
  106. Os91sx
  107. Getting a used FT-160 Gemini to run
  108. What OS 120 do I have?
  109. Nut for muffler; 40 FSR?
  110. .70 Surpass Timing ?
  111. .61 V parts needed
  112. Manual for OS .61 SF-H
  113. OS 52 Surpass
  114. engine
  115. Fr5-300
  116. Surpass 120 E
  117. OS 61 RFP vs Hanno Special
  118. OS FS-120 Surpass-II with a pump
  119. How to remove and install valve springs from OS FS120SIII with pump?
  120. Need correct part number for thrust washer
  121. A few Questions, and My .46 FX needs rebuilding...
  122. 30% Nitro in OS .32
  123. Couple questions
  124. OS 61 Hanno pump settings?
  125. OS .46Fx damage
  126. 40 & 46 Mounting
  127. OS 50 SX dead sticks
  128. OS FT-120, older model twin...
  129. O.S. .46fx Probs
  130. noisy LA .46
  131. Slimline pitts muffler on 120 III pumped
  132. OS .15 CV-A Slow RPMs???
  133. OS LA 46 not running well
  134. 160 FX issue
  135. 120 III pumped exhaust headers
  136. os 91 surpass
  137. Problem controll on OS52FS
  138. 50 sx max rpm
  139. Os 50sx
  140. os 40 fx question
  141. O.s. 120siii W/pump Wont Run
  142. os 91 surpass-idle screw
  143. O Rings
  144. Connecting Piston rod
  145. break-in of 40 LA??
  146. OS 1.40 RX pipe with 1.60FX?
  147. another os 160 fx question
  148. OS Gemini 120 Twin
  149. 26 Surpass parts
  150. Spares For OS46LA In UK
  151. Tuned pipes
  152. 3H carb settings
  153. OS FR5-300 Radial timing
  154. OS 48 Surpass
  155. Is a 20x8 topflight pwr point too much for my 1.60fx ??
  156. Mounting a 46 fx sideways
  157. Os Fs40
  158. Break-in Question for 1.40RX
  159. Os 61 Fs
  160. 1.60 FX Needle adjustment
  161. 91 fx not running {is it fixed yet }
  162. Os 52 Fs
  163. OS 70 Ultimate??????????
  164. What happening w/ OS .65LA????
  165. 1.20 FS parts
  166. O.S. 1.60Fx + Super Decathalon ???
  167. OS 7L Carb Problem?
  168. 70 Surpass II
  169. New .15 CV-RX for TMAXX 2.5
  170. OS 140RX Piston re-installation
  171. O.s. 46 Sf
  172. OS 1.60 Crank Case Pressure
  173. Another OS140FI question
  174. OS Corporate contact
  175. oil for os max 40fp
  176. OS61 FX problem
  177. Os Fs-91s
  178. Os 160ft Rpm
  179. Just bought a .15 CV-X, cant start
  180. Os 1.20 E
  181. OS FS70 Timing
  182. OS 46 FX - weak - worn? How to tell
  183. Os 70 Ii Rpm
  184. OS parts availability, whats up?
  185. Teflon wrist pin plugs
  186. 61 FX ABC with OS quiet muffler
  187. Connecting Rod?
  188. Need to know about compression
  189. O.s. 1.08
  190. need help getting a part 46fx
  191. 120 Surpass III break-in & exhaust system info
  192. OS 160 Overheats
  193. OS RZ engine
  194. ft-120
  195. OS140FI throttle limit setting question and one observation.
  196. OS max 1.60 fx
  197. 90 Fs
  198. FX-91 issue
  199. Os 40 Fp
  200. Muffler Bolts for OS 46 FX
  201. OS91FX prop sizes and other questions??
  202. OS FS .48 prop and needle settings
  203. os 50 FSR need parts
  204. an easy 1.60 FX one-
  205. os 25fsr abc
  206. os cv-x
  207. Os 61 Fx & Sf
  208. Os 1.08
  209. Pressure tap on FS 26-C?
  210. OS 91 Ducted fan engine
  211. OS MAX-S .35 suddenly dies
  212. os 40la assembly trouble
  213. Os 70
  214. O.S.32FX low end needle setting????
  215. Os 32
  216. .61SF-P question
  217. OS 61RF-P Hatori Pipe
  218. O.S. 50SX-Hring
  219. OS .70 Surpassll Poor Midrange
  220. 46 FX Bearing removal (Siezed in place)
  221. Fs-140sp-fi??
  222. Silly Problem 7DV Carb
  223. Engine R.P.M.
  224. O.S. 160 fx low end adjustment problems
  225. FS-91SII Exhaust System
  226. Os 26 Fs
  227. Running an OS 120 FS pump without a muffler?
  228. Help -- OS 70 FS top end mixture / prop size?
  229. HELP!!!! 91 surpass cam position ??
  230. HELP! RX1.40 Problem (Bill-Some new info)
  231. FS-91SII Exhaust Port Thread Size
  232. OS 46FX - is fuel with 9% synthetic and 6% castrol ok?
  233. OS 120 III runs best at half throttle
  234. OS .25FX leaning out
  235. OS 70 Surpass Idle Problem
  236. OS 65LA A checkered history - Where do I go from here?
  237. Fuel in the RX1.40
  238. OS FT/160 Twin, Opinion Pse
  239. 40 fsr carburetor
  240. Os 50sxh
  241. OS .91 FS Surpass pump upgrade?
  242. 61 SF pump adjustment
  243. OS FT-120 prop
  244. OS reduction gear unit
  245. OS 120 111 pumped
  246. Help with O.S. .46SF
  247. Os 46fx
  248. OS FS-90 Bearing Sizes
  249. FS-26S Reverse rotation
  250. 2 minute motors

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