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  1. OS 70 Ultimate IDLE setting
  2. os 91sII - break in question
  3. OS DTX .18
  4. OS FS 70 Ultimate Adjustment.
  5. OS 5O SX BUBBLES
  6. OS 91FS Surpass Muffler
  7. FS 120 two covers
  8. O.S. .12 TR Pinging Sound
  9. Tank location for Inverted 46FX
  10. OS 120 FS Series
  11. New engine
  12. .18CV-RX
  13. O.S. 120 Type I Surpass w/pump Questions
  14. Leaking Afterrun Oil
  15. OS50 SX LOSS OF POWER
  16. Question on Post-crash Maintenance
  17. tank mounting on 91fx
  18. Timing an OS 91FS Surpass
  19. OS .91 Head Bolts
  20. OS 140RX
  21. OS FS 70 needle valve.
  22. 91FX Problems
  23. What size prop for a 46 FX
  24. FS-91sII-P
  25. Pressure Fitting for OS 1.6 FX
  26. O.S 120 SP
  27. 15 cv-x hyper, difficult to turn over
  28. OS .46 SF-P : what is this engine?
  29. 1983 FS-90 advise
  30. os70 surpass
  31. OS Engines
  32. OS BGX-1 Tuning
  33. what glow plug with 30% Nitro & 46FX?
  34. Typical OS 91 FX RPM Range
  35. OS 40 LA Carb Settings
  36. OS 160 FX
  37. After run oil?
  38. OS 52 Surpass won't idle w/o glow-plug
  39. I need parts for my Ft-120
  40. ALTERNATIVE SOLUTION OF 46SX-PISTON SLEEVE
  41. 91 FX bearing question
  42. Trouble starting/idling O.S. .15 CV-X
  43. New OS 70 FS power vs. LA .65
  44. Sensitive needle adjustment.
  45. MOVED: OS FS70 full throttle problem
  46. Damaged OS 91 Surpass w/ Pump
  47. FS70 Surpass 2 muffler question
  48. Which prop for 91FX pulling 8.5 lbs Extra?
  49. 1.6FX carb alternative
  50. OS- .50sx Surging at full thottle? Help!!
  51. OS 61 MAX RF and Hatori 650 pipe
  52. OS 45 FSR ABC Bearings
  53. MOVED: OS Radial
  54. Head Shims
  55. OS 61 FX / Mac Tune Pipe and header
  56. OS .46 FX Break-in
  57. Oilly mess or normal.
  58. OS 120 III pumped
  59. OS .46AX in Funtan S 40
  60. 40/46 LA Parts Pack
  61. regulator leak - FS 91 Surpass with pump
  62. 40/46 LA Carb
  63. Needle Valve for OS 120 Surpass I
  64. Supercharged OS FS 120 SP
  65. FUEL PUMP FOR O.S. BGX-1
  66. Need help tuning my OS61RF-P
  67. OS 7D carb
  68. 52 Surpass with Perry VP30 Pump
  69. Pressure nipple thread size
  70. Bearing replacement 0S 120
  71. FS 70 Ultimate won't run
  72. 91 SX-H & 91 FX rear bearing
  73. .46 FX won't stop running
  74. os .61vrm and cmb .90 tuned pipe
  75. Old Engine Instructions
  76. OS .61 SF (Ring)
  77. OS 1.6 FX W/PERRY PUMP(REGULATED)
  78. OS 61FX
  79. OS 70 - looks fine, won't start
  80. OS FT-300
  81. 0S.46 max in nexstar
  82. 1.60FX on FAI fuel
  83. OS-140RX-FI adjustments...
  84. 1.4 vs. 1.6
  85. cylinder liner not fitting
  86. 91 FS surpass
  87. % Oil suitable for OS
  88. 46 SF shuts off
  89. OS 1.20 with pump
  90. help to find parts
  91. OS 120FS III Breaking In?
  92. FS .52 reverse rotation
  93. OS 91 FX idle question
  94. OS .50-SX Air Bubbles Remote Needle????
  95. New engine
  96. Parts for O.S. .21EX
  97. 91 fx
  98. OS 7M carb
  99. my O.S RG .21 max will NOT Run
  100. 40FP/40LA carb swap?
  101. OS .52 four stroke over prop
  102. os .21 rg
  103. Kyosho mount for OS engine question
  104. OS BGX-1 Stock Muffler Question
  105. OS 120 FS with pump
  106. OS 300 twin problems
  107. Piston Corrosion???
  108. 50SX RPM ?
  109. breaking in a .12 cv-x
  110. FS-91S II vs. FS-91S II FI where's the benefit?
  111. 52 FS Surpass
  112. OS 120FS Surpass Type II
  113. osfs120 sc
  114. OS 61 VRM Specs and Info Please
  115. How to remove FS-120 piston
  116. 40 FP NEEDLE VALVE ASSEMBLY?
  117. 120 pump , is clogged, how do I cleaned?
  118. 2-needle carb for FS-26-C
  119. 61RF-P ABC Running in problems
  120. OS FS-70 Ultimate Idle Problems
  121. OS .61 FX problem
  122. OS 140 RX/FI starting problem
  123. OS FS-70 Ultimate Idle Problems
  124. OS 40 FP
  125. OS 70 Ultimate, Variance
  126. 46 SF Needle
  127. Another FS-26 question
  128. OS 1.60FX Muffler Problem
  129. Oils
  130. fan unit
  131. old engine
  132. 46SF lacking power
  133. Muffler swap? OS .91 surpass/ 1.20 surpass
  134. replacement o-ring help
  135. OS 70 Ultimate Running in
  136. 46 LA
  137. Replacing the stock muffler with a copper pipe
  138. Difference between FS-120 III, FS-120 II and the FS-120 Surpass? confused?
  139. 46 FX Runtime
  140. OS50SX Surging
  141. Exhaust options for the FS-26C
  142. os no7 glow plug
  143. OS FS-70 Ultimate Bubbles in fuel line
  144. OS 50SX Glo Plug Issue ?
  145. O.S. 91FSII bearings
  146. OS LA .46 CARB
  147. vz tuning chasing
  148. 25 LA factory air bleed setting
  149. 91 or 1.08 , Thats the question?
  150. O.S. 1.08 Problem
  151. O.S. Max glow plug
  152. FS 70 Surpass (not Surpass II)
  153. OS 1.20 surpass III w/pump fuel tank
  154. OS .21 RZ-V01b
  155. OS 120 Surpass-E exhaust header
  156. 21RG Temps
  157. FS-26c 4-stroke first start
  158. 120 Surpass
  159. 0s 140rx parts
  160. 91 FX Super Muffler E-4030 Baffle
  161. OS91 surpassII
  162. 4-stroke buggy motors
  163. Older O.S. 91 FSR
  164. OS 1.60 FX - engine stoppages
  165. OS Rotary
  166. OS .40 looses power...
  167. OS 300 Twin Prop/RPM
  168. 46FX Crankcase Leak
  169. OS 120 Surpass-E
  170. O.S. FS-120S-SP
  171. C-13 Carb Setup
  172. OS bgx on no nitro?
  173. OS120 Pumped Quiting
  174. FS .26 4 stroke carb question
  175. New OS32 sx-H engine frozen stiff
  176. OS 1.40 rear bearing rust
  177. os max question
  178. Needle valve (interchangeability)
  179. Help! OS 70 Surpass - No Power
  180. OS 91fs prop
  181. Need help - OS FS 70 Ultimate
  182. OS 5b carburetor screw
  183. OS 140 RX
  184. Prop for OS160
  185. os 90 max muffler
  186. OS MAX .40 SF Two Stroke
  187. Perry Pump on FX 160
  188. loss power
  189. OS .91 4 stroke pumped or not?
  190. OS40FS
  191. OS FS-40 valve gap
  192. OS Max-H .80
  193. Old OS120FS
  194. OS 91 FX
  195. OS 32 SXH crankshaft not spinning freely
  196. FS .26 4 stroke reassembly help needed
  197. Air Filter for O.S. FS-120 III Surpass w/Pump
  198. Need info for old fs-90
  199. klotz oil additive amount question
  200. FS-40 Surpass part numbers
  201. O.S. Surpass 1.20
  202. os 160 twin
  203. os 91 fx muffler
  204. Spare Parts for OS
  205. What temp is too hot? OS 70 H in Raptor 60
  206. OS .46AX Warranty Question
  207. help please...
  208. O.S. FS-70 II Surpass starts backwards?
  209. OS40 FS
  210. 502 Tuned pipe system..
  211. OS 90 FS - inverted tuning issues
  212. OS 32 Heli - Con-rod
  213. OS 1.60 Fat in the Middle????
  214. OS 12 CV-RX wont turn
  215. OS Max FS-70 Surpass help needed
  216. Instruction Manual for OS Max H60GP
  217. Wankel PI questions
  218. 61SF
  219. Idle problem
  220. os46fx quits running
  221. OS FT120 II disassembly
  222. .46FX reassembly help
  223. OS70FS clicking
  224. OS50SXH
  225. O.S. FS 120SIII help!!!
  226. 12 TR (P) T max allowable Temp
  227. 'running in' for a .91 VRDF
  228. please help my OS.61 max fx
  229. OS50SXH difficulty tuning
  230. OS50SX Performance Delta
  231. fx25 piston and liner replacement
  232. os max 90 four stroke
  233. OS FS-120S-E Won't Run
  234. Low RPM out of OS Max FP .25
  235. O.S. .61 MAX FSR Engine help
  236. O.S 1.20FSIIIP+mount
  237. OS 91FX remote needle
  238. OS .46 carb problem
  239. NEED Regulator Cover of #70C carb body
  240. O.S 502 pipe system...
  241. O.S. 70 Ultimate Problem - Fuel leak
  242. os fs.70s surpass II prop
  243. OS 120 FT
  244. O.S. FS-120 manual
  245. OS 50 SX quitting
  246. OS 120 FSIII power down
  247. Headers for OS 120 III pumped
  248. OS 1.08 need a new ring and liner
  249. OS Cylinder Peeling
  250. Info On OS 52 FS