View Full Version : O.S. Engines Support



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

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