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