View Full Version : O.S. Engines Support



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  1. Altitude and engine sizing
  2. OS .18TM on revo. Help with tunning!!!!
  3. Help! - OS FS 91 Full throttle is not Full Speed
  4. .12 CV-R warranty question
  5. 50 sx backplate
  6. 46 FX-H carb
  7. O.S. Limited FS Line of Engines
  8. MOVED: engine question . . .
  9. CV-RX .18
  10. OS Max 40 H
  11. OS RG .21 Idle ?
  12. H60FGR
  13. break in for OS1.08 FSR
  14. PROBLEM WITH NEW 1.20AX
  15. Removing Gum From Cylinder
  16. 18 tm revo piston rod spacer
  17. OS FS40 old four-stroke
  18. OS MAX FXi 46 not starting
  19. OS 70 FS Bearing ?
  20. OS 91FX 2 Stroke
  21. Pump for 46VXDF
  22. .12 tz break in
  23. OS fs-91 surpass running problems
  24. Brand New OS 46AX Grinding
  25. Prop Recommendation for an FS-120S-E/GP PT-17?
  26. os max 40 fp
  27. FT-120 questions.
  28. *Prop For The New OS MAX 120AX*
  29. OS 28F
  30. Front bearing question?
  31. OS 140 RX ... after run?
  32. OS MAX 46FXi Carb woes
  33. OS 50-SX and APC 14x4W?
  34. Ft-160 - How Many Versions?
  35. OS 50SX PART QUESTION
  36. MOVED: 15mm ID O-ring Adapter
  37. OS160FX FI problems
  38. os 4B carb factory idle mixture settings
  39. OS 91 FX inverted mounted problems
  40. spec sheet on .12tz
  41. OS 50 FSR questions
  42. OS48 Surpass Help
  43. YS20/20 Fuel in O.S.1.40RX?
  44. 91SII fuel leak
  45. fuel spitting out of carby - OS91 FS II Surpass
  46. .20 fp leaky
  47. Repowering
  48. OS 70 surpass II with pump, erratic running
  49. OS Max .61 SF (Ringed)
  50. CP 20% heli on OS 50 SX and OS 46 AX
  51. two needle carb from the new OS 160 twin fint the old 160 gemini twin with air bleed carb?
  52. In a revo
  53. Old O.S 48 FS
  54. Throttle on O.S. FS-70 II Surpass
  55. temp
  56. OS 46AX bearing question
  57. OS .12 TZ w/sidewinder 16% fuel
  58. MOVED: Old OS Max-H 60
  59. OS MAX-H 40
  60. os91 4t w/p surpass - fuel regulator problem
  61. Bax, what's the word on the OS 200 4-cycle?
  62. .12 CZ-R
  63. OS 1.20SIII (pumper)
  64. OS 46ax tuning problem
  65. O.S 46LA starting problems
  66. OS FS_1.20SIII will run without high speed needle
  67. O.S. L52 SC Complete Set One-Piece Pipe
  68. Conversion from RC to CL - 25 sizes
  69. How to hide the OS 91 FS Surpass Muffler ?
  70. Parts for a OS 40 FSR
  71. Is this normal?
  72. factory settings, .18tm
  73. 160 FX EXHAUST HEADER
  74. Max .37SZ-H Ring on a Concept
  75. .61 FSR
  76. OS91SX ACRO ??
  77. 18tm running in question
  78. O.S. 12 TZ
  79. instructions for old OS engines
  80. .12 cv os max and a 10L carb
  81. O.S FS-91
  82. OLD OS 70 SURPASS
  83. o.s. 18 cv
  84. OS FS crankcase breather
  85. OS 48 Rebuild Help
  86. OS FS91SII Bearing change trouble
  87. Pig in a poke??
  88. .61 FSR
  89. 61 FSR Rebuild
  90. O S 46FXi dies on takeoff
  91. Header and pipe set for .18 CV-RX (s) rotary carb
  92. 91FS Exhaust outlet pipe
  93. 46AX DOES NOT SOUND GOOD AFTER 10 FLIGHTS? HELP!
  94. OS-120 proper prop?
  95. os 46 needle setting problem
  96. Urgent- which clutch set for a .18CV-RX ?
  97. Extension part of E-4020
  98. FS 40 Surpass air bleed screw?
  99. OS 61 FS rebuild
  100. FS 61 Cam Bearings
  101. FS 61 Timing
  102. OS 18 CVR pull start problem
  103. I can find this part PA-102 pump system
  104. 1.08 Carb sleeve
  105. easy 1.08 question
  106. .12? carb
  107. os 1.6 fx overheating in giles 202
  108. FS-120Surpass II
  109. Need OS 52 FS manual
  110. 91 surpass no exhaust
  111. How do you break in an os 40 Fx
  112. OS 46 AX is it good or not
  113. OS91fx question
  114. Break-in prop for .91 FX
  115. .30 engine mount
  116. Fuel for a BGX?
  117. 1.08 bearing replacement surgery
  118. 46FX---AX help
  119. 140 RX... what glow plug?
  120. OS 120 Surpass I - Pump leak
  121. FS-70II RPM and exhaust questions.
  122. OS FS70 Ultimate
  123. OS 140 RX pipe tuning procedure
  124. OS 140 RX FI
  125. surpass backfire
  126. OS 120AX????!
  127. OS 61 in P-51 ARF
  128. OS.18cv-rx problem
  129. RUT ROH! .18TM gone??
  130. FS 120 w pump
  131. OS.18cv-rx problem
  132. os fs61
  133. OS 160FX FI
  134. OS 46 AX mid-range
  135. OS 200 4-stroke
  136. 2 questions
  137. 2 stroke piston orientation
  138. OS 160 factory settings
  139. OS .12 TZ 3port with HPI roto start?
  140. OS FS-91, bearing replacement.
  141. Weird OS40 LA Problem
  142. os91fourstroke
  143. OS part # 23882900 help
  144. OS 1.20 Surpass W/pump fuel line hookup?
  145. New OS LA 15??
  146. FS 90 trouble
  147. ball bearing replace on fs91p
  148. OS FS 26C II
  149. OS 160 Low Compression
  150. cam timing on OS-91 FS surpass
  151. 46la needle setting
  152. FT-300 Compression
  153. Os 160 muffler
  154. OS 50 bearing,,,
  155. FS 91 SII Head gasket?
  156. OS 70 Ultimate Regulator Issues
  157. OS 50SX weight?
  158. OS 60 FP Idling Problem
  159. FS 120III w/Pump Flooding
  160. How much blow-by is to much?
  161. 61 FX vs 61 SF
  162. OS FS-70 Ultimate and APC 13x7
  163. FS 120 surpass III w/pump
  164. 3D prop for OS 160 FX
  165. OS 1.60 ABL?
  166. FS-40 Surpass FS-40S
  167. os 160 flame out
  168. surpass 3 120 with pump is good for pattern?
  169. 65 la
  170. Are they still in good order ?
  171. Air bubbles in needle valve on OS 1.60FX
  172. Inverted os 1.60 muffler
  173. *OS .91FX Neddle Valve*
  174. OS FS120?
  175. Starter options
  176. OS .21 VZB V-Spec will NOT idle at ALL
  177. NEW MAX-120AX RING !!!
  178. OS 70s II
  179. New O.S. 180 rear exhaust
  180. !.60 fx shortened muffler.
  181. OS FS 70 S Carb body Q
  182. 46FX Midrange Problem
  183. *OS 1.08 Prop*
  184. what is shaft length
  185. OS 46 with tuned silencer
  186. OS 120 AX
  187. OS 90 FS carburettor
  188. OS FT300 Muffler
  189. new OS 45 la engine
  190. tightHow to remove Stubborn drive washer
  191. Old OS 90 fs cam timing
  192. .18 cv-rx
  193. O.S. Carburetor 70-B
  194. OS 46 FXi frustrations
  195. O.S. .60 FP Needle Valve Setting
  196. 91FX solutions?
  197. FT 160 INVERTED??
  198. OS 35 CC 2ST
  199. pullstart on .18 cv-rx
  200. OS FS120 II W/pump NEED HELP
  201. Back plate on 46FX
  202. 4S FRUSTRATION!!!!!
  203. FS-91 FI ECU voltage
  204. OS FS 70 Ultimate
  205. Thanks
  206. 4-stroke tank plumbing
  207. Choking the Surpass II 120
  208. os 120 pumped wont pump
  209. OS160FT problems
  210. FS-70 S II questions
  211. OS .12 CV help
  212. OS .25FX
  213. OS 46 FX carb problem/question,,,
  214. Overheating in a OS 160FX
  215. OS 91 problems
  216. Noisy OS 61FX
  217. OS91CSPEC running rich issues
  218. Engine ID??
  219. New 120
  220. OS FS90
  221. os 91 Ducted fan
  222. engine cleaning
  223. Surpass 120 III/pumped sent for service
  224. OS .12 Need Help Here Badly
  225. 91 FX gets blistering hot
  226. O.S. 91 FS Tear Down/Inspection/Referb
  227. FS 70 Ultimate question
  228. OS 40 FP not well!
  229. Pump replacement
  230. OS 70 FS
  231. Finish on OS engines
  232. Address for requesting manuals
  233. OS 45 FSR engine
  234. car to marine conversion
  235. 46LA issues
  236. .46 VR-DF
  237. 46 LA Piston pin
  238. modified OS 1.40 RX
  239. Fuel Leakage?
  240. OS .91 FX muffler
  241. Recommended pump for OS 91FX
  242. OS 91 FX rattling sound
  243. OS 61 FSR Geared Engine
  244. 91 four stroke fuel
  245. OS 3.20 Pegasus RPM's
  246. OS FS-91 Idle problem
  247. OS 120 pumped quits when vertical
  248. OS Parts source?
  249. Inverting 120 Surpass 4 Stroke
  250. OS 26 for racing

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