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  1. 46FX Cone Baffle
  2. OS 46 VX-DF Fuel Question
  3. 90fs w/pump ??
  4. old o.s. engine
  5. OS Fs40S
  6. 70A carb changes??
  7. ultimate 70 pump
  8. using a tach, where should one set a .46ax?
  9. OS MAX 60 SR
  10. 46 fx looking bad
  11. O.S. 91FX not having enough power
  12. help with OS carb 4a
  13. After-run procedures
  14. OS 70 Ultimate IDLE setting
  15. os 91sII - break in question
  16. OS DTX .18
  17. OS FS 70 Ultimate Adjustment.
  18. OS 5O SX BUBBLES
  19. OS 91FS Surpass Muffler
  20. FS 120 two covers
  21. O.S. .12 TR Pinging Sound
  22. Tank location for Inverted 46FX
  23. OS 120 FS Series
  24. New engine
  25. .18CV-RX
  26. O.S. 120 Type I Surpass w/pump Questions
  27. Leaking Afterrun Oil
  28. OS50 SX LOSS OF POWER
  29. Question on Post-crash Maintenance
  30. tank mounting on 91fx
  31. Timing an OS 91FS Surpass
  32. OS .91 Head Bolts
  33. OS 140RX
  34. OS FS 70 needle valve.
  35. 91FX Problems
  36. What size prop for a 46 FX
  37. FS-91sII-P
  38. Pressure Fitting for OS 1.6 FX
  39. O.S 120 SP
  40. 15 cv-x hyper, difficult to turn over
  41. OS .46 SF-P : what is this engine?
  42. 1983 FS-90 advise
  43. os70 surpass
  44. OS Engines
  45. OS BGX-1 Tuning
  46. what glow plug with 30% Nitro & 46FX?
  47. Typical OS 91 FX RPM Range
  48. OS 40 LA Carb Settings
  49. OS 160 FX
  50. After run oil?
  51. OS 52 Surpass won't idle w/o glow-plug
  52. I need parts for my Ft-120
  53. ALTERNATIVE SOLUTION OF 46SX-PISTON SLEEVE
  54. 91 FX bearing question
  55. Trouble starting/idling O.S. .15 CV-X
  56. New OS 70 FS power vs. LA .65
  57. Sensitive needle adjustment.
  58. MOVED: OS FS70 full throttle problem
  59. Damaged OS 91 Surpass w/ Pump
  60. FS70 Surpass 2 muffler question
  61. Which prop for 91FX pulling 8.5 lbs Extra?
  62. 1.6FX carb alternative
  63. OS- .50sx Surging at full thottle? Help!!
  64. OS 61 MAX RF and Hatori 650 pipe
  65. OS 45 FSR ABC Bearings
  66. MOVED: OS Radial
  67. Head Shims
  68. OS 61 FX / Mac Tune Pipe and header
  69. OS .46 FX Break-in
  70. Oilly mess or normal.
  71. OS 120 III pumped
  72. OS .46AX in Funtan S 40
  73. 40/46 LA Parts Pack
  74. regulator leak - FS 91 Surpass with pump
  75. 40/46 LA Carb
  76. Needle Valve for OS 120 Surpass I
  77. Supercharged OS FS 120 SP
  78. FUEL PUMP FOR O.S. BGX-1
  79. Need help tuning my OS61RF-P
  80. OS 7D carb
  81. 52 Surpass with Perry VP30 Pump
  82. Pressure nipple thread size
  83. Bearing replacement 0S 120
  84. FS 70 Ultimate won't run
  85. 91 SX-H & 91 FX rear bearing
  86. .46 FX won't stop running
  87. os .61vrm and cmb .90 tuned pipe
  88. Old Engine Instructions
  89. OS .61 SF (Ring)
  90. OS 1.6 FX W/PERRY PUMP(REGULATED)
  91. OS 61FX
  92. OS 70 - looks fine, won't start
  93. OS FT-300
  94. 0S.46 max in nexstar
  95. 1.60FX on FAI fuel
  96. OS-140RX-FI adjustments...
  97. 1.4 vs. 1.6
  98. cylinder liner not fitting
  99. 91 FS surpass
  100. % Oil suitable for OS
  101. 46 SF shuts off
  102. OS 1.20 with pump
  103. help to find parts
  104. OS 120FS III Breaking In?
  105. FS .52 reverse rotation
  106. OS 91 FX idle question
  107. OS .50-SX Air Bubbles Remote Needle????
  108. New engine
  109. Parts for O.S. .21EX
  110. 91 fx
  111. OS 7M carb
  112. my O.S RG .21 max will NOT Run
  113. 40FP/40LA carb swap?
  114. OS .52 four stroke over prop
  115. os .21 rg
  116. Kyosho mount for OS engine question
  117. OS BGX-1 Stock Muffler Question
  118. OS 120 FS with pump
  119. OS 300 twin problems
  120. Piston Corrosion???
  121. 50SX RPM ?
  122. breaking in a .12 cv-x
  123. FS-91S II vs. FS-91S II FI where's the benefit?
  124. 52 FS Surpass
  125. OS 120FS Surpass Type II
  126. osfs120 sc
  127. OS 61 VRM Specs and Info Please
  128. How to remove FS-120 piston
  129. 40 FP NEEDLE VALVE ASSEMBLY?
  130. 120 pump , is clogged, how do I cleaned?
  131. 2-needle carb for FS-26-C
  132. 61RF-P ABC Running in problems
  133. OS FS-70 Ultimate Idle Problems
  134. OS .61 FX problem
  135. OS 140 RX/FI starting problem
  136. OS FS-70 Ultimate Idle Problems
  137. OS 40 FP
  138. OS 70 Ultimate, Variance
  139. 46 SF Needle
  140. Another FS-26 question
  141. OS 1.60FX Muffler Problem
  142. Oils
  143. fan unit
  144. old engine
  145. 46SF lacking power
  146. Muffler swap? OS .91 surpass/ 1.20 surpass
  147. replacement o-ring help
  148. OS 70 Ultimate Running in
  149. 46 LA
  150. Replacing the stock muffler with a copper pipe
  151. Difference between FS-120 III, FS-120 II and the FS-120 Surpass? confused?
  152. 46 FX Runtime
  153. OS50SX Surging
  154. Exhaust options for the FS-26C
  155. os no7 glow plug
  156. OS FS-70 Ultimate Bubbles in fuel line
  157. OS 50SX Glo Plug Issue ?
  158. O.S. 91FSII bearings
  159. OS LA .46 CARB
  160. vz tuning chasing
  161. 25 LA factory air bleed setting
  162. 91 or 1.08 , Thats the question?
  163. O.S. 1.08 Problem
  164. O.S. Max glow plug
  165. FS 70 Surpass (not Surpass II)
  166. OS 1.20 surpass III w/pump fuel tank
  167. OS .21 RZ-V01b
  168. OS 120 Surpass-E exhaust header
  169. 21RG Temps
  170. FS-26c 4-stroke first start
  171. 120 Surpass
  172. 0s 140rx parts
  173. 91 FX Super Muffler E-4030 Baffle
  174. OS91 surpassII
  175. 4-stroke buggy motors
  176. Older O.S. 91 FSR
  177. OS 1.60 FX - engine stoppages
  178. OS Rotary
  179. OS .40 looses power...
  180. OS 300 Twin Prop/RPM
  181. 46FX Crankcase Leak
  182. OS 120 Surpass-E
  183. O.S. FS-120S-SP
  184. C-13 Carb Setup
  185. OS bgx on no nitro?
  186. OS120 Pumped Quiting
  187. FS .26 4 stroke carb question
  188. New OS32 sx-H engine frozen stiff
  189. OS 1.40 rear bearing rust
  190. os max question
  191. Needle valve (interchangeability)
  192. Help! OS 70 Surpass - No Power
  193. OS 91fs prop
  194. Need help - OS FS 70 Ultimate
  195. OS 5b carburetor screw
  196. OS 140 RX
  197. Prop for OS160
  198. os 90 max muffler
  199. OS MAX .40 SF Two Stroke
  200. Perry Pump on FX 160
  201. loss power
  202. OS .91 4 stroke pumped or not?
  203. OS40FS
  204. OS FS-40 valve gap
  205. OS Max-H .80
  206. Old OS120FS
  207. OS 91 FX
  208. OS 32 SXH crankshaft not spinning freely
  209. FS .26 4 stroke reassembly help needed
  210. Air Filter for O.S. FS-120 III Surpass w/Pump
  211. Need info for old fs-90
  212. klotz oil additive amount question
  213. FS-40 Surpass part numbers
  214. O.S. Surpass 1.20
  215. os 160 twin
  216. os 91 fx muffler
  217. Spare Parts for OS
  218. What temp is too hot? OS 70 H in Raptor 60
  219. OS .46AX Warranty Question
  220. help please...
  221. O.S. FS-70 II Surpass starts backwards?
  222. OS40 FS
  223. 502 Tuned pipe system..
  224. OS 90 FS - inverted tuning issues
  225. OS 32 Heli - Con-rod
  226. OS 1.60 Fat in the Middle????
  227. OS 12 CV-RX wont turn
  228. OS Max FS-70 Surpass help needed
  229. Instruction Manual for OS Max H60GP
  230. Wankel PI questions
  231. 61SF
  232. Idle problem
  233. os46fx quits running
  234. OS FT120 II disassembly
  235. .46FX reassembly help
  236. OS70FS clicking
  237. OS50SXH
  238. O.S. FS 120SIII help!!!
  239. 12 TR (P) T max allowable Temp
  240. 'running in' for a .91 VRDF
  241. please help my OS.61 max fx
  242. OS50SXH difficulty tuning
  243. OS50SX Performance Delta
  244. fx25 piston and liner replacement
  245. os max 90 four stroke
  246. OS FS-120S-E Won't Run
  247. Low RPM out of OS Max FP .25
  248. O.S. .61 MAX FSR Engine help
  249. O.S 1.20FSIIIP+mount
  250. OS 91FX remote needle