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  1. *OS 50 SX Break-in*
  2. FS-90
  3. os140rx
  4. OS 18TM crank for the 18TZ?
  5. os 40fp question
  6. FS-120 Surpass III Engine w/Pump questions
  7. Fuel for .46 FX Question
  8. OS61 fs
  9. OS Carb's
  10. OS 15 MAX RC
  11. OS 91 FSR (What Carb)
  12. Surpass 52 exhaust jam-nut repacements
  13. OS 46 ax Muffler
  14. OS Parts Question
  15. OS 61 RF
  16. .18 tm vs. .18 tz
  17. OS 18 CV-RX IDLES INCONSISTENT AFTER PORTING..PLEASE HELP!!!
  18. 40la vs. 40fp
  19. 4-stroke without muffler??
  20. Idle to high
  21. OS FS-70 Ultimate RPM Figures
  22. OS 91 FX bearings repair under warranty?
  23. OS 300 questions
  24. OS 46 SF
  25. Discontinued .12 TR (P)-T R-Spec?
  26. Older FS-120
  27. OS 91FX fuel vs. Prop vs. RPM
  28. OS 48 info and help
  29. OS 30 Identification
  30. 91 fx fuel supply
  31. OS46FX conrod bearing problem..
  32. bgx trouble
  33. os fs70 timing
  34. Carburetor 7L
  35. Muffler for OS 120?
  36. OS 160 Twin fuel question
  37. Question on OS40C Carb
  38. OS 46 AX Question
  39. Looks like corrosion but I´m not sure
  40. Combat is killing my motors. A few Q's
  41. 46 with short prop shaft
  42. FS91 Needle Valve
  43. 91 FX problems, still
  44. I need help fast!
  45. os 70 szh heli engine impossible to tune
  46. .46 ducted fan engine
  47. 18CV-rx (s) throttle arm
  48. OS FS 70 Ultimate Fuel Change
  49. OS 300 mounting template
  50. OS50SXH needle valve...
  51. 50-SX and 50SXH differences...
  52. OS FS-70 Ultimate
  53. O-ring (low speed needle) for 46 SF 4D carb
  54. bubbles in OS 50 sx
  55. OS 120s-sp question...
  56. OS 160 twin question
  57. Mufflers for O.S. 70 4-stroke
  58. OS MAX .61 SF WITH PUMP
  59. u can do by great planes with os 91fx
  60. Questions about rebuilt 25FSR
  61. 91 Surpass ideal rpm range and breakin question
  62. 40 FSR
  63. FS-120 W/Pump
  64. ID old OS 45
  65. OS wankel
  66. 91 surpass II
  67. O.S. FS 70S suffers delayed idle.
  68. 50SX Overheating - Carbon??
  69. OS 46AX - can it be mounted inverted
  70. A3 or #8 OS Glow Plug
  71. Effects of lower nitro on 91FX
  72. 46FX Cone Baffle
  73. OS 46 VX-DF Fuel Question
  74. 90fs w/pump ??
  75. old o.s. engine
  76. OS Fs40S
  77. 70A carb changes??
  78. ultimate 70 pump
  79. using a tach, where should one set a .46ax?
  80. OS MAX 60 SR
  81. 46 fx looking bad
  82. O.S. 91FX not having enough power
  83. help with OS carb 4a
  84. After-run procedures
  85. OS 70 Ultimate IDLE setting
  86. os 91sII - break in question
  87. OS DTX .18
  88. OS FS 70 Ultimate Adjustment.
  89. OS 5O SX BUBBLES
  90. OS 91FS Surpass Muffler
  91. FS 120 two covers
  92. O.S. .12 TR Pinging Sound
  93. Tank location for Inverted 46FX
  94. OS 120 FS Series
  95. New engine
  96. .18CV-RX
  97. O.S. 120 Type I Surpass w/pump Questions
  98. Leaking Afterrun Oil
  99. OS50 SX LOSS OF POWER
  100. Question on Post-crash Maintenance
  101. tank mounting on 91fx
  102. Timing an OS 91FS Surpass
  103. OS .91 Head Bolts
  104. OS 140RX
  105. OS FS 70 needle valve.
  106. 91FX Problems
  107. What size prop for a 46 FX
  108. FS-91sII-P
  109. Pressure Fitting for OS 1.6 FX
  110. O.S 120 SP
  111. 15 cv-x hyper, difficult to turn over
  112. OS .46 SF-P : what is this engine?
  113. 1983 FS-90 advise
  114. os70 surpass
  115. OS Engines
  116. OS BGX-1 Tuning
  117. what glow plug with 30% Nitro & 46FX?
  118. Typical OS 91 FX RPM Range
  119. OS 40 LA Carb Settings
  120. OS 160 FX
  121. After run oil?
  122. OS 52 Surpass won't idle w/o glow-plug
  123. I need parts for my Ft-120
  124. ALTERNATIVE SOLUTION OF 46SX-PISTON SLEEVE
  125. 91 FX bearing question
  126. Trouble starting/idling O.S. .15 CV-X
  127. New OS 70 FS power vs. LA .65
  128. Sensitive needle adjustment.
  129. MOVED: OS FS70 full throttle problem
  130. Damaged OS 91 Surpass w/ Pump
  131. FS70 Surpass 2 muffler question
  132. Which prop for 91FX pulling 8.5 lbs Extra?
  133. 1.6FX carb alternative
  134. OS- .50sx Surging at full thottle? Help!!
  135. OS 61 MAX RF and Hatori 650 pipe
  136. OS 45 FSR ABC Bearings
  137. MOVED: OS Radial
  138. Head Shims
  139. OS 61 FX / Mac Tune Pipe and header
  140. OS .46 FX Break-in
  141. Oilly mess or normal.
  142. OS 120 III pumped
  143. OS .46AX in Funtan S 40
  144. 40/46 LA Parts Pack
  145. regulator leak - FS 91 Surpass with pump
  146. 40/46 LA Carb
  147. Needle Valve for OS 120 Surpass I
  148. Supercharged OS FS 120 SP
  149. FUEL PUMP FOR O.S. BGX-1
  150. Need help tuning my OS61RF-P
  151. OS 7D carb
  152. 52 Surpass with Perry VP30 Pump
  153. Pressure nipple thread size
  154. Bearing replacement 0S 120
  155. FS 70 Ultimate won't run
  156. 91 SX-H & 91 FX rear bearing
  157. .46 FX won't stop running
  158. os .61vrm and cmb .90 tuned pipe
  159. Old Engine Instructions
  160. OS .61 SF (Ring)
  161. OS 1.6 FX W/PERRY PUMP(REGULATED)
  162. OS 61FX
  163. OS 70 - looks fine, won't start
  164. OS FT-300
  165. 0S.46 max in nexstar
  166. 1.60FX on FAI fuel
  167. OS-140RX-FI adjustments...
  168. 1.4 vs. 1.6
  169. cylinder liner not fitting
  170. 91 FS surpass
  171. % Oil suitable for OS
  172. 46 SF shuts off
  173. OS 1.20 with pump
  174. help to find parts
  175. OS 120FS III Breaking In?
  176. FS .52 reverse rotation
  177. OS 91 FX idle question
  178. OS .50-SX Air Bubbles Remote Needle????
  179. New engine
  180. Parts for O.S. .21EX
  181. 91 fx
  182. OS 7M carb
  183. my O.S RG .21 max will NOT Run
  184. 40FP/40LA carb swap?
  185. OS .52 four stroke over prop
  186. os .21 rg
  187. Kyosho mount for OS engine question
  188. OS BGX-1 Stock Muffler Question
  189. OS 120 FS with pump
  190. OS 300 twin problems
  191. Piston Corrosion???
  192. 50SX RPM ?
  193. breaking in a .12 cv-x
  194. FS-91S II vs. FS-91S II FI where's the benefit?
  195. 52 FS Surpass
  196. OS 120FS Surpass Type II
  197. osfs120 sc
  198. OS 61 VRM Specs and Info Please
  199. How to remove FS-120 piston
  200. 40 FP NEEDLE VALVE ASSEMBLY?
  201. 120 pump , is clogged, how do I cleaned?
  202. 2-needle carb for FS-26-C
  203. 61RF-P ABC Running in problems
  204. OS FS-70 Ultimate Idle Problems
  205. OS .61 FX problem
  206. OS 140 RX/FI starting problem
  207. OS FS-70 Ultimate Idle Problems
  208. OS 40 FP
  209. OS 70 Ultimate, Variance
  210. 46 SF Needle
  211. Another FS-26 question
  212. OS 1.60FX Muffler Problem
  213. Oils
  214. fan unit
  215. old engine
  216. 46SF lacking power
  217. Muffler swap? OS .91 surpass/ 1.20 surpass
  218. replacement o-ring help
  219. OS 70 Ultimate Running in
  220. 46 LA
  221. Replacing the stock muffler with a copper pipe
  222. Difference between FS-120 III, FS-120 II and the FS-120 Surpass? confused?
  223. 46 FX Runtime
  224. OS50SX Surging
  225. Exhaust options for the FS-26C
  226. os no7 glow plug
  227. OS FS-70 Ultimate Bubbles in fuel line
  228. OS 50SX Glo Plug Issue ?
  229. O.S. 91FSII bearings
  230. OS LA .46 CARB
  231. vz tuning chasing
  232. 25 LA factory air bleed setting
  233. 91 or 1.08 , Thats the question?
  234. O.S. 1.08 Problem
  235. O.S. Max glow plug
  236. FS 70 Surpass (not Surpass II)
  237. OS 1.20 surpass III w/pump fuel tank
  238. OS .21 RZ-V01b
  239. OS 120 Surpass-E exhaust header
  240. 21RG Temps
  241. FS-26c 4-stroke first start
  242. 120 Surpass
  243. 0s 140rx parts
  244. 91 FX Super Muffler E-4030 Baffle
  245. OS91 surpassII
  246. 4-stroke buggy motors
  247. Older O.S. 91 FSR
  248. OS 1.60 FX - engine stoppages
  249. OS Rotary
  250. OS .40 looses power...