View Full Version : O.S. Engines Support



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

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