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  1. marine 4-strokes?
  2. 180 header for the OS 18TZ -TX
  3. OS 120AX
  4. OS 55AX carb problem
  5. OS 52 and 70 surpass
  6. Fuel line size
  7. 91 surpass II lsn
  8. 18x6 prop for os 1.60??
  9. OS 91FX
  10. Can you Identify my OS120?
  11. 91 Surpass Bearings
  12. OS 91 4 stroke
  13. OS 160 Fx
  14. os. 18 tz won't start
  15. Tuned Pipe Confusion...Please Help~
  16. MOVED: 15LA
  17. OS 61FX
  18. Useful OS engine site
  19. What does the number on the muffler really mean?
  20. starter?
  21. OS91FX on tune pipe
  22. OS 46 AX won't turn over freely
  23. why dis-continue the cvr.12?
  24. 21vg, 30% nitro head shim
  25. OS 46 VXDF (or OS 46 VX-M) question
  26. OS BGX 3500
  27. Mid-range rattle ?
  28. OS 55 Ax Exhaust again
  29. OS 55 AX
  30. os .18 cvr crankcase stripping head bolts
  31. FS120-II with pump not consistent
  32. Header for 30 sized OS
  33. OS FS 70 Ultimate
  34. fs 40, seems to knock
  35. OS 18TM
  36. OS 91-FS Surpass 1 high speed needle overflow
  37. OS Instruction Manual Confusion
  38. osmg1992 crankcase pn#
  39. Broken Pressure Tap
  40. O.S. 160FX 3 bladed prop question.
  41. 1.60 FX in a Spitfire
  42. o.s. crankshaft
  43. OS 91 FX Question
  44. OS 61 SF peeling, fact or fiction
  45. Pull start for .12 CV-R
  46. MOVED: Aftermarket Piston, ring & cyl. liner 91Fx
  47. Help to ID OS motor
  48. OS61fx in a 46. size plane
  49. O.S. TZ-TX pull start help
  50. 3Blade Prop for OS BGX 3500
  51. Tuned exaust
  52. os .25 FX
  53. .40 LA Help.
  54. Extending the shaft of a FS120
  55. OS91FX mid range problem
  56. O. S. 1.60 FX FI
  57. OS .21 vpec question
  58. How to calculate thrust?
  59. OS FS 200 & 200FI
  60. help with parts for 91 fx
  61. 40 fs, info on ring/cylinder
  62. MOVED: Disassembly / reassembly O.S FS engine
  63. prop for 40 fs
  64. OS 61SF ABC-P
  65. 120AX
  66. OS 160FX prop
  67. 46 sf ring install
  68. O.S. FS-120 Bearings
  69. os 91 4 stroke
  70. OS 1.40 RX
  71. emp anf fuel
  72. temp anf fuel
  73. os fs 120 non surpass engine, circa 1983
  74. header / pipe for 18-cvr
  75. MOVED: GASOLINE MOTOR FOR TMAXX
  76. Hydra lock engine damage?
  77. Flexible Exhaust for OS Four Strokes
  78. Carb for 1.60FX
  79. 91 fx/ goldberg 10-300.. prop?
  80. What kind of OS .25 V engine do I have?
  81. 1.20 surpass Short Crank?
  82. OS FF240 Pegasus-Need cylinder head
  83. ODD PROBLEM 18TM
  84. Black oil residue, .46AX
  85. MOVED: Old OS 120 SF 4 Stroke parts
  86. Question about carb for 61 FX
  87. OS 120 AX cut
  88. OS vspec idling issue
  89. OS MAX 21 VZB (P) not v-spec
  90. Muffler for old PET OS 0.99?
  91. OS 15 replacement muffler
  92. .18 not getting good fuel
  93. OS61RF
  94. OS .40 FP
  95. 3-Bladed Prop for 1.60FX
  96. Running time
  97. os 18 tm
  98. MOVED: O.S. .91 FX with 14x6 ??
  99. removing bearings in 46FX?
  100. OS 18 CVRX
  101. OS AX 46
  102. Low-end needle valve factory settings for FX engines
  103. OS91 FX Inverted
  104. VZB Crankcase
  105. What OS Engine is this Exactly?
  106. OS engine for Inferno 777 WC
  107. FT-160 carb needed
  108. OS .91 II Surpass- 3-blade prop??
  109. OS .18 CVR Marine to pull-start?
  110. OWB slipping on CVR-X .15 Thoughts?
  111. OS .50 Hyper question
  112. OS 12TZ
  113. Vague instructs on prop tightening?
  114. vspec without carby inserts
  115. os 52 surpass
  116. Frustrated by lack of parts for O.S. FS-120 III
  117. OS parts that fit on Magnum engines
  118. OS91FX Problem
  119. Probs with OS 32 engine
  120. Unusual carb rotor slot wear
  121. Rear bearing stuck on crank on OS 61 FX
  122. OS FS Surpass 120 E
  123. .21 vspec problems
  124. OS .55AX 90Degree muffler adapter
  125. O.S .21 VG(P) questions
  126. 46 FX bearings ???
  127. os 18tm to bump start
  128. OS 120ax bearing replacement
  129. 120 4/C W/Pump quits when glow clip removed
  130. os 91 fs tends to die after 20-30sec idling
  131. OS 160 burning up plugs
  132. OS 91 FS
  133. 25FX problems
  134. Muffler OS50sx
  135. need 2 pushrods and covers for os90 fs
  136. Air Bubbles troubles ?
  137. OS 40 MAX LA
  138. Long or short plug OS 46 LA
  139. OS .18 CVR
  140. OS 91 Prop Size w/ large spinner
  141. Different versions of O.S. 61 Hanno
  142. OS 91 small head df
  143. OS FS-26S hard to start
  144. Muffler question OS FS-120 Surpass II pumped
  145. OS140RX
  146. Engine Cleaning
  147. 160 twin prop. size
  148. vspec problem
  149. OS RX-M Spare parts
  150. 30% Nitro- Do I Need A Head Shim?
  151. Help needed with pump on OS FS 120
  152. OS FS-200s
  153. OS FS 70 ll Surpass throttle
  154. I have a T-maxx 2.5 with many mods questions about O.S. engine
  155. Help needed with OS.fs-120III
  156. OS .18 TM wrist pin issue...
  157. OS peeling discussion over in glow engine forum
  158. OS .46AX CONROD BROKEN.
  159. FS120
  160. OS 55AX or OS50SX
  161. O.S. 1.20 AX Specs
  162. O.S 240 Pegasus problem
  163. O.S. RG idle carb problem
  164. max 18 cv r pull start
  165. OS 1.08 FSR help !
  166. O.S. 240 Pegasus
  167. Aquacraft 18 Engine - O.S.?
  168. OS 46 running Backwards
  169. OS 61 FX vibration
  170. which version OS 120 do i have?
  171. OS 25 fx question
  172. os vspec temperature
  173. O.S. BGX-1 3500 question?
  174. OS fourstroke overheating?
  175. RE:engine instructions
  176. OS BGX1
  177. Big time noob question
  178. OS #8 vs A-5 Glow Plugs
  179. 70th Anniversary Edition FS-52S
  180. .46fx bearings Play??
  181. running problems with OS 25 FX
  182. os fs 48 piston ring
  183. MOVED: la.40 hop ups
  184. New sleeve for OS .18 TM
  185. OS 40 FP yea, it's an older model...
  186. OS FS-61 intake manifold part number?
  187. 160 fx problem
  188. Rebate
  189. 50SX & Hatori pipe
  190. OS .18 TM disassembly?...
  191. OS 70 SURPASS HEAD TROUBLE-
  192. Pressure nipple for OS 120 AX
  193. 0.S 160FX FI
  194. 1.40 RX Bearings
  195. O.S. 46LA Engine Problems
  196. OS 160 Fx pipe
  197. sleeve honing procedure
  198. OS 1.6 FX for Dynaflite Super Decathlon
  199. Can I reverse the rotation of a 0.46AX engine?
  200. OS TG??
  201. 1.60 FX exhaust questions
  202. Sara's science project: prop vs thrust
  203. O.S. FS-91 II Surpass w/Pump
  204. v-spec
  205. OS RG Non-pull start?
  206. MOVED: OS 1.20 AX
  207. Thanks and experience with FX160
  208. This FL70 has a problem
  209. Adding After Run Oil in 4-stroke
  210. Crankshaft endplay
  211. 91FX with tuned pipe
  212. Starting problem on OS 70
  213. OS 91 Surpass
  214. EB Modified 12Tz vs 12Tz(p) speed tune
  215. OS .70 Surpass (early model) trouble
  216. OS 91 FS Surpass
  217. 26 FS dissassembly
  218. Two Valve cover FS 120
  219. newer carb
  220. FS 120 Surpass
  221. OS 91FX High Speed Needle Not Responsive
  222. O.S. 18CV-RX nitro and oil content
  223. OS .21 VZ-B V-Spec-T Break-In Questions
  224. Fuel for 1.60 FX
  225. O.S. .50F SR
  226. os engine for revo racing
  227. Re: Differences in the .61SF & .61SF-H
  228. Idle Stop screw
  229. 1.60 rear crankshaft bearing
  230. What modern OS 4-stroke engine has the same power as the OS H60F from the 1970s?
  231. OS 160 FX Mid-range tuning
  232. Inverted OS 70 Surpass II run problems
  233. Engine accessories
  234. Crankcase breather
  235. 91FX break in
  236. Long term storage 91FX
  237. Why did OS stop making hot 2 strokes?
  238. lack of engine compression
  239. OS FS-91SII-P Extreme Vibration
  240. OS .46LA carburator issue
  241. OS120AX
  242. OS 70 FS II Exhaust Header
  243. What's the difference between 120 Surpass (I), II and III?
  244. OS FS 120E Pressure question
  245. crank bearing removal and install
  246. 46SF ringed starving for fuel
  247. Need specifications for O.S Max FT-120 Twin Gemini ll
  248. Fuel for Surpass 70
  249. O.S 70 SURPASS prop question
  250. 50sx/50sxh bearing failures

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