View Full Version : O.S. Engines Support



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  1. Starter options
  2. OS .21 VZB V-Spec will NOT idle at ALL
  3. NEW MAX-120AX RING !!!
  4. OS 70s II
  5. New O.S. 180 rear exhaust
  6. !.60 fx shortened muffler.
  7. OS FS 70 S Carb body Q
  8. 46FX Midrange Problem
  9. *OS 1.08 Prop*
  10. what is shaft length
  11. OS 46 with tuned silencer
  12. OS 120 AX
  13. OS 90 FS carburettor
  14. OS FT300 Muffler
  15. new OS 45 la engine
  16. tightHow to remove Stubborn drive washer
  17. Old OS 90 fs cam timing
  18. .18 cv-rx
  19. O.S. Carburetor 70-B
  20. OS 46 FXi frustrations
  21. O.S. .60 FP Needle Valve Setting
  22. 91FX solutions?
  23. FT 160 INVERTED??
  24. OS 35 CC 2ST
  25. pullstart on .18 cv-rx
  26. OS FS120 II W/pump NEED HELP
  27. Back plate on 46FX
  28. 4S FRUSTRATION!!!!!
  29. FS-91 FI ECU voltage
  30. OS FS 70 Ultimate
  31. Thanks
  32. 4-stroke tank plumbing
  33. Choking the Surpass II 120
  34. os 120 pumped wont pump
  35. OS160FT problems
  36. FS-70 S II questions
  37. OS .12 CV help
  38. OS .25FX
  39. OS 46 FX carb problem/question,,,
  40. Overheating in a OS 160FX
  41. OS 91 problems
  42. Noisy OS 61FX
  43. OS91CSPEC running rich issues
  44. Engine ID??
  45. New 120
  46. OS FS90
  47. os 91 Ducted fan
  48. engine cleaning
  49. Surpass 120 III/pumped sent for service
  50. OS .12 Need Help Here Badly
  51. 91 FX gets blistering hot
  52. O.S. 91 FS Tear Down/Inspection/Referb
  53. FS 70 Ultimate question
  54. OS 40 FP not well!
  55. Pump replacement
  56. OS 70 FS
  57. Finish on OS engines
  58. Address for requesting manuals
  59. OS 45 FSR engine
  60. car to marine conversion
  61. 46LA issues
  62. .46 VR-DF
  63. 46 LA Piston pin
  64. modified OS 1.40 RX
  65. Fuel Leakage?
  66. OS .91 FX muffler
  67. Recommended pump for OS 91FX
  68. OS 91 FX rattling sound
  69. OS 61 FSR Geared Engine
  70. 91 four stroke fuel
  71. OS 3.20 Pegasus RPM's
  72. OS FS-91 Idle problem
  73. OS 120 pumped quits when vertical
  74. OS Parts source?
  75. Inverting 120 Surpass 4 Stroke
  76. OS 26 for racing
  77. MOVED: Header/muffler for OS 140 RX
  78. "46FX" how long to brake-in ??
  79. OS FX61 muffler
  80. TM crank into TZ?
  81. MOVED: OS Max 40SFR muffler problem
  82. OS FP .10 head gasket
  83. tYPE OF PUMP FOR 1.60FX
  84. pump for os 108fsr
  85. os .18 cvr needle settings
  86. OS 120 pumped problem when high revs
  87. OS 46FX problem
  88. OS .18tm loses air filter
  89. 1.08 FSR problem
  90. os 61 locked up
  91. pipe for 18cv-rx and glitching
  92. OS50SXH rear bearing again & gasket?
  93. cv-r series needle settings
  94. OS50SX - Hissing sound around piston ring
  95. Surpass Valve Lapping
  96. Overhauling a Wankel
  97. inverted O.S. 65 problems
  98. os 91 fx gets hot ??
  99. OS 160 Fi trouble
  100. os vspec repair
  101. OS FX61 muffler
  102. 120 Surpass III pumper woes
  103. .91 fourstroke and 25% nitro
  104. os 15 cv x
  105. OS FS-70 Surpass II RPM Surging
  106. OS FS120II Pumper conversion to OS FS120E
  107. os 120 surpass
  108. FS-91 Surpass II and 14x8 prop
  109. Choke valve replacement for OS FS120E
  110. OS 50 SX
  111. Fp-40 problems
  112. Lower Compression
  113. O.S. 46
  114. Trouble with OS 46 FXi
  115. teather car wankel
  116. What happened to OS FS-70 Ultimate???
  117. Need Help Tuning Older O.S. 91 FS Surpass
  118. Prop Recomendations
  119. OS .18TZ head shims
  120. Can the Wankel be reversed?
  121. OS.18 TM Needle settings? Max. temp.?
  122. 1.60 needle settings
  123. OS 120 ll with Pump.... Inverted
  124. OS91FX RECOMMENDED PROPPELLER
  125. O.S 18 tm trouble Please HELP!!!!
  126. OS 160 FX inverted flame out
  127. what prop os 91fx
  128. OS FS 30 Surpass tuning
  129. 91 surpass leaking fuel
  130. Rebuild OS 46 FX
  131. Missing Screws
  132. Bax! Help FL-70 crashed!
  133. OS 91FX ejecting glowplugs!!
  134. os .61 too lean
  135. Arizona HEAT
  136. Clicking on OS FS 120 Surpass II Pumped
  137. OS FS-91 under-powered.
  138. plug for .61 FX??
  139. O.S. 70-FS Ultimate
  140. OS 120 FSIII W/ Pump
  141. OS 1.60FX, great engine but...
  142. OS 46 SF. Cleaning
  143. engine running hot
  144. Broken Needle Valve Holder OS .40LA
  145. factory needle position
  146. What OS will fit?
  147. CV series is getting old!
  148. OS FL-70 problems?
  149. O.S 18 TM
  150. OS 120-E Into Surpass III Pumped?
  151. Sleeve Material
  152. OS 120 S w/pump
  153. 120 fs parts needed
  154. OLD OS 10 MAX R.C need info
  155. OS FS120 III Question
  156. OS 46 LA problems
  157. Where to buy OS .18TZ
  158. os engine burning plugs
  159. OS 46 SF Max
  160. OS-120E - Bax?
  161. FS-120S II
  162. OS FS-120 II
  163. OS46AX with tribladed prop
  164. 91FX Air Bubbles in fuel line between needle & Carb
  165. OS 120 III pump help!
  166. OS 46 AX Idle Issues
  167. OS 91 I vs II Same Power and specs?Differences/Changes
  168. Bissson OS .61 pitts mufffler for OS .91 fx
  169. OS Marine engines
  170. OS 46 SF ringed or ABC/N ??
  171. OS 46 AX High Speed Problems
  172. OS 120 SE
  173. OS FL-70 Four Stroke issues
  174. OS FS-91 with pump tank pressure line
  175. Old OS FS40 Timing
  176. OS 50 SX PROBLEM
  177. .91 Surpass & flex pipe
  178. BAX: Am I in trouble?
  179. OS FS-120 II setting for low end
  180. ABL Technology ?????
  181. O.S. 91 FX Help !!!!
  182. os tuned pipes
  183. What parts needed to upgrade FT-120
  184. OS 120 Surpass III with pump.
  185. OS 70 FX 4 stroke manual
  186. OS 1.20-4 intake manifold - where to buy?
  187. os FS-91S
  188. O.S. 1.40RX Header Pipe
  189. OS 46FXi rear bearing
  190. OS 61 VF
  191. Need "O" ring for old OS 90 FS
  192. FX 46: Liner lost its coating
  193. Removal of Gudgeon Pin
  194. 60 FX
  195. tuned pipe muffler
  196. Fuel for os 70 surpass
  197. FS 52 S
  198. My 1.08 is sounding bad and not running right
  199. target rpm for 50 sx
  200. OS 140RX Fuel lines
  201. bgx1 and tuned pipe
  202. OS 46 FX
  203. vspec fuel
  204. New Os 18tm carberator leeking
  205. low needle setting on 91 Surpass II..?
  206. OS Twin 300 throwing rods!!
  207. FT-300 fuel consumption
  208. FITTING
  209. new sleeve and piston???
  210. Fuel for OS Gemini 300 Twin
  211. Damaged 120SP
  212. OS .48 valve adjustment specs.
  213. O.S. FS-91S II w/pump - tank positioning
  214. breather nipple in OS FS-120S-E engine
  215. OS FS 70 SURPASS CARB ?
  216. OS FS 70 muffler pressure
  217. OS TM leaking fuel from crankcase
  218. How Many Throttle Lever Set Screws ?
  219. BGX-1
  220. New OS 30 FS Question
  221. car big block please?
  222. OS FS-70 Surpass II RPM changing
  223. V-spec bearings?
  224. OS 91 surpass 4 stroke Prop 15x4 APC
  225. OS .46 fx what rpm range..high+ low?
  226. 16% oil content ok?
  227. tightening engine screws
  228. MOVED: 1.60 FX-FI - product review
  229. os .18 help
  230. 120 III pump rpm's
  231. OS Max .61 FSR ABC
  232. FUEL FOR OS 18 CVRX
  233. O.S. FS-70 Ultimate Set up question
  234. Gemini 160 idle mixture
  235. OS 7L carb
  236. Substitute of Nitro-methane: Nitro Benzene
  237. OS 1.60FX
  238. Break IN for NIB 160 twin
  239. OS .18tz replacement piston/sleeve when?
  240. o.s. 32sx fuel leaking past throttle rotor
  241. *New OS .61 FX Wont Start*
  242. old os engines
  243. OS 91FS question
  244. 120 surpass pump problems
  245. 91 FX
  246. OS 50 SX Ringed
  247. Choke valve
  248. FT-300 exhaust
  249. O.S. 18TM Tuning
  250. 70 ultimate pump question

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