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  1. 180 header for the OS 18TZ -TX
  2. OS 120AX
  3. OS 55AX carb problem
  4. OS 52 and 70 surpass
  5. Fuel line size
  6. 91 surpass II lsn
  7. 18x6 prop for os 1.60??
  8. OS 91FX
  9. Can you Identify my OS120?
  10. 91 Surpass Bearings
  11. OS 91 4 stroke
  12. OS 160 Fx
  13. os. 18 tz won't start
  14. Tuned Pipe Confusion...Please Help~
  15. MOVED: 15LA
  16. OS 61FX
  17. Useful OS engine site
  18. What does the number on the muffler really mean?
  19. starter?
  20. OS91FX on tune pipe
  21. OS 46 AX won't turn over freely
  22. why dis-continue the cvr.12?
  23. 21vg, 30% nitro head shim
  24. OS 46 VXDF (or OS 46 VX-M) question
  25. OS BGX 3500
  26. Mid-range rattle ?
  27. OS 55 Ax Exhaust again
  28. OS 55 AX
  29. os .18 cvr crankcase stripping head bolts
  30. FS120-II with pump not consistent
  31. Header for 30 sized OS
  32. OS FS 70 Ultimate
  33. fs 40, seems to knock
  34. OS 18TM
  35. OS 91-FS Surpass 1 high speed needle overflow
  36. OS Instruction Manual Confusion
  37. osmg1992 crankcase pn#
  38. Broken Pressure Tap
  39. O.S. 160FX 3 bladed prop question.
  40. 1.60 FX in a Spitfire
  41. o.s. crankshaft
  42. OS 91 FX Question
  43. OS 61 SF peeling, fact or fiction
  44. Pull start for .12 CV-R
  45. MOVED: Aftermarket Piston, ring & cyl. liner 91Fx
  46. Help to ID OS motor
  47. OS61fx in a 46. size plane
  48. O.S. TZ-TX pull start help
  49. 3Blade Prop for OS BGX 3500
  50. Tuned exaust
  51. os .25 FX
  52. .40 LA Help.
  53. Extending the shaft of a FS120
  54. OS91FX mid range problem
  55. O. S. 1.60 FX FI
  56. OS .21 vpec question
  57. How to calculate thrust?
  58. OS FS 200 & 200FI
  59. help with parts for 91 fx
  60. 40 fs, info on ring/cylinder
  61. MOVED: Disassembly / reassembly O.S FS engine
  62. prop for 40 fs
  63. OS 61SF ABC-P
  64. 120AX
  65. OS 160FX prop
  66. 46 sf ring install
  67. O.S. FS-120 Bearings
  68. os 91 4 stroke
  69. OS 1.40 RX
  70. emp anf fuel
  71. temp anf fuel
  72. os fs 120 non surpass engine, circa 1983
  73. header / pipe for 18-cvr
  74. MOVED: GASOLINE MOTOR FOR TMAXX
  75. Hydra lock engine damage?
  76. Flexible Exhaust for OS Four Strokes
  77. Carb for 1.60FX
  78. 91 fx/ goldberg 10-300.. prop?
  79. What kind of OS .25 V engine do I have?
  80. 1.20 surpass Short Crank?
  81. OS FF240 Pegasus-Need cylinder head
  82. ODD PROBLEM 18TM
  83. Black oil residue, .46AX
  84. MOVED: Old OS 120 SF 4 Stroke parts
  85. Question about carb for 61 FX
  86. OS 120 AX cut
  87. OS vspec idling issue
  88. OS MAX 21 VZB (P) not v-spec
  89. Muffler for old PET OS 0.99?
  90. OS 15 replacement muffler
  91. .18 not getting good fuel
  92. OS61RF
  93. OS .40 FP
  94. 3-Bladed Prop for 1.60FX
  95. Running time
  96. os 18 tm
  97. MOVED: O.S. .91 FX with 14x6 ??
  98. removing bearings in 46FX?
  99. OS 18 CVRX
  100. OS AX 46
  101. Low-end needle valve factory settings for FX engines
  102. OS91 FX Inverted
  103. VZB Crankcase
  104. What OS Engine is this Exactly?
  105. OS engine for Inferno 777 WC
  106. FT-160 carb needed
  107. OS .91 II Surpass- 3-blade prop??
  108. OS .18 CVR Marine to pull-start?
  109. OWB slipping on CVR-X .15 Thoughts?
  110. OS .50 Hyper question
  111. OS 12TZ
  112. Vague instructs on prop tightening?
  113. vspec without carby inserts
  114. os 52 surpass
  115. Frustrated by lack of parts for O.S. FS-120 III
  116. OS parts that fit on Magnum engines
  117. OS91FX Problem
  118. Probs with OS 32 engine
  119. Unusual carb rotor slot wear
  120. Rear bearing stuck on crank on OS 61 FX
  121. OS FS Surpass 120 E
  122. .21 vspec problems
  123. OS .55AX 90Degree muffler adapter
  124. O.S .21 VG(P) questions
  125. 46 FX bearings ???
  126. os 18tm to bump start
  127. OS 120ax bearing replacement
  128. 120 4/C W/Pump quits when glow clip removed
  129. os 91 fs tends to die after 20-30sec idling
  130. OS 160 burning up plugs
  131. OS 91 FS
  132. 25FX problems
  133. Muffler OS50sx
  134. need 2 pushrods and covers for os90 fs
  135. Air Bubbles troubles ?
  136. OS 40 MAX LA
  137. Long or short plug OS 46 LA
  138. OS .18 CVR
  139. OS 91 Prop Size w/ large spinner
  140. Different versions of O.S. 61 Hanno
  141. OS 91 small head df
  142. OS FS-26S hard to start
  143. Muffler question OS FS-120 Surpass II pumped
  144. OS140RX
  145. Engine Cleaning
  146. 160 twin prop. size
  147. vspec problem
  148. OS RX-M Spare parts
  149. 30% Nitro- Do I Need A Head Shim?
  150. Help needed with pump on OS FS 120
  151. OS FS-200s
  152. OS FS 70 ll Surpass throttle
  153. I have a T-maxx 2.5 with many mods questions about O.S. engine
  154. Help needed with OS.fs-120III
  155. OS .18 TM wrist pin issue...
  156. OS peeling discussion over in glow engine forum
  157. OS .46AX CONROD BROKEN.
  158. FS120
  159. OS 55AX or OS50SX
  160. O.S. 1.20 AX Specs
  161. O.S 240 Pegasus problem
  162. O.S. RG idle carb problem
  163. max 18 cv r pull start
  164. OS 1.08 FSR help !
  165. O.S. 240 Pegasus
  166. Aquacraft 18 Engine - O.S.?
  167. OS 46 running Backwards
  168. OS 61 FX vibration
  169. which version OS 120 do i have?
  170. OS 25 fx question
  171. os vspec temperature
  172. O.S. BGX-1 3500 question?
  173. OS fourstroke overheating?
  174. RE:engine instructions
  175. OS BGX1
  176. Big time noob question
  177. OS #8 vs A-5 Glow Plugs
  178. 70th Anniversary Edition FS-52S
  179. .46fx bearings Play??
  180. running problems with OS 25 FX
  181. os fs 48 piston ring
  182. MOVED: la.40 hop ups
  183. New sleeve for OS .18 TM
  184. OS 40 FP yea, it's an older model...
  185. OS FS-61 intake manifold part number?
  186. 160 fx problem
  187. Rebate
  188. 50SX & Hatori pipe
  189. OS .18 TM disassembly?...
  190. OS 70 SURPASS HEAD TROUBLE-
  191. Pressure nipple for OS 120 AX
  192. 0.S 160FX FI
  193. 1.40 RX Bearings
  194. O.S. 46LA Engine Problems
  195. OS 160 Fx pipe
  196. sleeve honing procedure
  197. OS 1.6 FX for Dynaflite Super Decathlon
  198. Can I reverse the rotation of a 0.46AX engine?
  199. OS TG??
  200. 1.60 FX exhaust questions
  201. Sara's science project: prop vs thrust
  202. O.S. FS-91 II Surpass w/Pump
  203. v-spec
  204. OS RG Non-pull start?
  205. MOVED: OS 1.20 AX
  206. Thanks and experience with FX160
  207. This FL70 has a problem
  208. Adding After Run Oil in 4-stroke
  209. Crankshaft endplay
  210. 91FX with tuned pipe
  211. Starting problem on OS 70
  212. OS 91 Surpass
  213. EB Modified 12Tz vs 12Tz(p) speed tune
  214. OS .70 Surpass (early model) trouble
  215. OS 91 FS Surpass
  216. 26 FS dissassembly
  217. Two Valve cover FS 120
  218. newer carb
  219. FS 120 Surpass
  220. OS 91FX High Speed Needle Not Responsive
  221. O.S. 18CV-RX nitro and oil content
  222. OS .21 VZ-B V-Spec-T Break-In Questions
  223. Fuel for 1.60 FX
  224. O.S. .50F SR
  225. os engine for revo racing
  226. Re: Differences in the .61SF & .61SF-H
  227. Idle Stop screw
  228. 1.60 rear crankshaft bearing
  229. What modern OS 4-stroke engine has the same power as the OS H60F from the 1970s?
  230. OS 160 FX Mid-range tuning
  231. Inverted OS 70 Surpass II run problems
  232. Engine accessories
  233. Crankcase breather
  234. 91FX break in
  235. Long term storage 91FX
  236. Why did OS stop making hot 2 strokes?
  237. lack of engine compression
  238. OS FS-91SII-P Extreme Vibration
  239. OS .46LA carburator issue
  240. OS120AX
  241. OS 70 FS II Exhaust Header
  242. What's the difference between 120 Surpass (I), II and III?
  243. OS FS 120E Pressure question
  244. crank bearing removal and install
  245. 46SF ringed starving for fuel
  246. Need specifications for O.S Max FT-120 Twin Gemini ll
  247. Fuel for Surpass 70
  248. O.S 70 SURPASS prop question
  249. 50sx/50sxh bearing failures
  250. OS 0.25 FP engine running problems

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