View Full Version : O.S. Engines Support



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  1. 160fx dead stik
  2. How rich is too rich??? Need Help Tuning!!
  3. OX .46 Muffler Baffle
  4. .18 cvr cooling head
  5. OS .30 Fuel
  6. OS 40 Max Muffler
  7. Diference between OS 120 FS and 120 FS with pump?
  8. need help super fast
  9. OS Max .12TR
  10. V-spec Rod ?
  11. 46FX Run Problems
  12. OS 46 SF cylinder head
  13. spray bar 91 surpass
  14. walbro carbs?
  15. fit an Iron Bay feOS 46AX pressure nipple
  16. OS 65 LA rpm problem.Please help...
  17. After Run Oil For OS 75
  18. OS .12 TR
  19. OS 15 CV-R
  20. OS 1.60 FX for WWI plane
  21. O.S. .70 Ultimate 4-Stroke problems
  22. OS 91 FS w/pump: midrange problem.
  23. OS .61FX W/Pump
  24. os 160 ft needle valve/exhaust clearance
  25. OS max .25FP????
  26. .18tm piston question
  27. .18 CV-RX(s) Crank Broke
  28. Breaking in Question
  29. how do I know it's worth getting service ?
  30. MOVED: OS .50 RINGED
  31. Old OS 91 surpass FS needle problem
  32. propeller for os 120 AX
  33. Lean run or failed bearing?
  34. os .18 motor
  35. My .18 TM
  36. 91 fx with a 61 size pitts muffler
  37. clutch help...
  38. OS .61 SX-H No Start
  39. 120 AX, what is CCD technology?
  40. OS 91VDRF Pipes
  41. O.S. 1.60 FX Fuel Line ??
  42. o.s. max cz-r
  43. OS 46 FXi
  44. V-Spec plug ??
  45. FL-70 aerobatic tank setup
  46. OS .12TZ & RC10GT
  47. V-spec rod rubbing backplate
  48. OS 160 FX
  49. OS 32 setting
  50. slimline pitts/o.s. 91 fs 11
  51. OS Fxi Broken carb flange
  52. I want to send 3 engines for service
  53. OS FS 70 Ultimate 4-cycle w/pump
  54. OS ENGINES SUPPORTFOR MY
  55. BROKEN CLUNK "O"RING
  56. OS 91 FX Problem
  57. Injector of OS 140RX-FI
  58. OS 50sx leaky two piece muffler
  59. OS 91 FX muffler problem!
  60. OS 300 twin upgrades available?
  61. O.S MAX FXi 46 settings
  62. FS-91 II vibration problems
  63. 18 TM BUTTON HEAD
  64. os 40 fsr power
  65. 30% nitro
  66. O.S Max 40 FSR - appears to have bent rod?
  67. OS MAX-40LA needle valve
  68. Altitude and engine sizing
  69. OS .18TM on revo. Help with tunning!!!!
  70. Help! - OS FS 91 Full throttle is not Full Speed
  71. .12 CV-R warranty question
  72. 50 sx backplate
  73. 46 FX-H carb
  74. O.S. Limited FS Line of Engines
  75. MOVED: engine question . . .
  76. CV-RX .18
  77. OS Max 40 H
  78. OS RG .21 Idle ?
  79. H60FGR
  80. break in for OS1.08 FSR
  81. PROBLEM WITH NEW 1.20AX
  82. Removing Gum From Cylinder
  83. 18 tm revo piston rod spacer
  84. OS FS40 old four-stroke
  85. OS MAX FXi 46 not starting
  86. OS 70 FS Bearing ?
  87. OS 91FX 2 Stroke
  88. Pump for 46VXDF
  89. .12 tz break in
  90. OS fs-91 surpass running problems
  91. Brand New OS 46AX Grinding
  92. Prop Recommendation for an FS-120S-E/GP PT-17?
  93. os max 40 fp
  94. FT-120 questions.
  95. *Prop For The New OS MAX 120AX*
  96. OS 28F
  97. Front bearing question?
  98. OS 140 RX ... after run?
  99. OS MAX 46FXi Carb woes
  100. OS 50-SX and APC 14x4W?
  101. Ft-160 - How Many Versions?
  102. OS 50SX PART QUESTION
  103. MOVED: 15mm ID O-ring Adapter
  104. OS160FX FI problems
  105. os 4B carb factory idle mixture settings
  106. OS 91 FX inverted mounted problems
  107. spec sheet on .12tz
  108. OS 50 FSR questions
  109. OS48 Surpass Help
  110. YS20/20 Fuel in O.S.1.40RX?
  111. 91SII fuel leak
  112. fuel spitting out of carby - OS91 FS II Surpass
  113. .20 fp leaky
  114. Repowering
  115. OS 70 surpass II with pump, erratic running
  116. OS Max .61 SF (Ringed)
  117. CP 20% heli on OS 50 SX and OS 46 AX
  118. two needle carb from the new OS 160 twin fint the old 160 gemini twin with air bleed carb?
  119. In a revo
  120. Old O.S 48 FS
  121. Throttle on O.S. FS-70 II Surpass
  122. temp
  123. OS 46AX bearing question
  124. OS .12 TZ w/sidewinder 16% fuel
  125. MOVED: Old OS Max-H 60
  126. OS MAX-H 40
  127. os91 4t w/p surpass - fuel regulator problem
  128. Bax, what's the word on the OS 200 4-cycle?
  129. .12 CZ-R
  130. OS 1.20SIII (pumper)
  131. OS 46ax tuning problem
  132. O.S 46LA starting problems
  133. OS FS_1.20SIII will run without high speed needle
  134. O.S. L52 SC Complete Set One-Piece Pipe
  135. Conversion from RC to CL - 25 sizes
  136. How to hide the OS 91 FS Surpass Muffler ?
  137. Parts for a OS 40 FSR
  138. Is this normal?
  139. factory settings, .18tm
  140. 160 FX EXHAUST HEADER
  141. Max .37SZ-H Ring on a Concept
  142. .61 FSR
  143. OS91SX ACRO ??
  144. 18tm running in question
  145. O.S. 12 TZ
  146. instructions for old OS engines
  147. .12 cv os max and a 10L carb
  148. O.S FS-91
  149. OLD OS 70 SURPASS
  150. o.s. 18 cv
  151. OS FS crankcase breather
  152. OS 48 Rebuild Help
  153. OS FS91SII Bearing change trouble
  154. Pig in a poke??
  155. .61 FSR
  156. 61 FSR Rebuild
  157. O S 46FXi dies on takeoff
  158. Header and pipe set for .18 CV-RX (s) rotary carb
  159. 91FS Exhaust outlet pipe
  160. 46AX DOES NOT SOUND GOOD AFTER 10 FLIGHTS? HELP!
  161. OS-120 proper prop?
  162. os 46 needle setting problem
  163. Urgent- which clutch set for a .18CV-RX ?
  164. Extension part of E-4020
  165. FS 40 Surpass air bleed screw?
  166. OS 61 FS rebuild
  167. FS 61 Cam Bearings
  168. FS 61 Timing
  169. OS 18 CVR pull start problem
  170. I can find this part PA-102 pump system
  171. 1.08 Carb sleeve
  172. easy 1.08 question
  173. .12? carb
  174. os 1.6 fx overheating in giles 202
  175. FS-120Surpass II
  176. Need OS 52 FS manual
  177. 91 surpass no exhaust
  178. How do you break in an os 40 Fx
  179. OS 46 AX is it good or not
  180. OS91fx question
  181. Break-in prop for .91 FX
  182. .30 engine mount
  183. Fuel for a BGX?
  184. 1.08 bearing replacement surgery
  185. 46FX---AX help
  186. 140 RX... what glow plug?
  187. OS 120 Surpass I - Pump leak
  188. FS-70II RPM and exhaust questions.
  189. OS FS70 Ultimate
  190. OS 140 RX pipe tuning procedure
  191. OS 140 RX FI
  192. surpass backfire
  193. OS 120AX????!
  194. OS 61 in P-51 ARF
  195. OS.18cv-rx problem
  196. RUT ROH! .18TM gone??
  197. FS 120 w pump
  198. OS.18cv-rx problem
  199. os fs61
  200. OS 160FX FI
  201. OS 46 AX mid-range
  202. OS 200 4-stroke
  203. 2 questions
  204. 2 stroke piston orientation
  205. OS 160 factory settings
  206. OS .12 TZ 3port with HPI roto start?
  207. OS FS-91, bearing replacement.
  208. Weird OS40 LA Problem
  209. os91fourstroke
  210. OS part # 23882900 help
  211. OS 1.20 Surpass W/pump fuel line hookup?
  212. New OS LA 15??
  213. FS 90 trouble
  214. ball bearing replace on fs91p
  215. OS FS 26C II
  216. OS 160 Low Compression
  217. cam timing on OS-91 FS surpass
  218. 46la needle setting
  219. FT-300 Compression
  220. Os 160 muffler
  221. OS 50 bearing,,,
  222. FS 91 SII Head gasket?
  223. OS 70 Ultimate Regulator Issues
  224. OS 50SX weight?
  225. OS 60 FP Idling Problem
  226. FS 120III w/Pump Flooding
  227. How much blow-by is to much?
  228. 61 FX vs 61 SF
  229. OS FS-70 Ultimate and APC 13x7
  230. FS 120 surpass III w/pump
  231. 3D prop for OS 160 FX
  232. OS 1.60 ABL?
  233. FS-40 Surpass FS-40S
  234. os 160 flame out
  235. surpass 3 120 with pump is good for pattern?
  236. 65 la
  237. Are they still in good order ?
  238. Air bubbles in needle valve on OS 1.60FX
  239. Inverted os 1.60 muffler
  240. *OS .91FX Neddle Valve*
  241. OS FS120?
  242. Starter options
  243. OS .21 VZB V-Spec will NOT idle at ALL
  244. NEW MAX-120AX RING !!!
  245. OS 70s II
  246. New O.S. 180 rear exhaust
  247. !.60 fx shortened muffler.
  248. OS FS 70 S Carb body Q
  249. 46FX Midrange Problem
  250. *OS 1.08 Prop*

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