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  1. 06 mc
  2. OS 1.08 inconsistant running ?
  3. OS Engine for HPI RS4 EVO3
  4. OS 61 FX Question
  5. Need to extend my Bisson muffler tubes
  6. Fitting and OS50SX
  7. OS 91 FS w/pump bogging down!
  8. FS-70 rebuild??
  9. o.s. o.b. break in
  10. FL70 Backfire problem HELP?? please???
  11. 25VF-DF on Viper Q-500
  12. OS Nipple Mounting
  13. marine 4-strokes?
  14. 180 header for the OS 18TZ -TX
  15. OS 120AX
  16. OS 55AX carb problem
  17. OS 52 and 70 surpass
  18. Fuel line size
  19. 91 surpass II lsn
  20. 18x6 prop for os 1.60??
  21. OS 91FX
  22. Can you Identify my OS120?
  23. 91 Surpass Bearings
  24. OS 91 4 stroke
  25. OS 160 Fx
  26. os. 18 tz won't start
  27. Tuned Pipe Confusion...Please Help~
  28. MOVED: 15LA
  29. OS 61FX
  30. Useful OS engine site
  31. What does the number on the muffler really mean?
  32. starter?
  33. OS91FX on tune pipe
  34. OS 46 AX won't turn over freely
  35. why dis-continue the cvr.12?
  36. 21vg, 30% nitro head shim
  37. OS 46 VXDF (or OS 46 VX-M) question
  38. OS BGX 3500
  39. Mid-range rattle ?
  40. OS 55 Ax Exhaust again
  41. OS 55 AX
  42. os .18 cvr crankcase stripping head bolts
  43. FS120-II with pump not consistent
  44. Header for 30 sized OS
  45. OS FS 70 Ultimate
  46. fs 40, seems to knock
  47. OS 18TM
  48. OS 91-FS Surpass 1 high speed needle overflow
  49. OS Instruction Manual Confusion
  50. osmg1992 crankcase pn#
  51. Broken Pressure Tap
  52. O.S. 160FX 3 bladed prop question.
  53. 1.60 FX in a Spitfire
  54. o.s. crankshaft
  55. OS 91 FX Question
  56. OS 61 SF peeling, fact or fiction
  57. Pull start for .12 CV-R
  58. MOVED: Aftermarket Piston, ring & cyl. liner 91Fx
  59. Help to ID OS motor
  60. OS61fx in a 46. size plane
  61. O.S. TZ-TX pull start help
  62. 3Blade Prop for OS BGX 3500
  63. Tuned exaust
  64. os .25 FX
  65. .40 LA Help.
  66. Extending the shaft of a FS120
  67. OS91FX mid range problem
  68. O. S. 1.60 FX FI
  69. OS .21 vpec question
  70. How to calculate thrust?
  71. OS FS 200 & 200FI
  72. help with parts for 91 fx
  73. 40 fs, info on ring/cylinder
  74. MOVED: Disassembly / reassembly O.S FS engine
  75. prop for 40 fs
  76. OS 61SF ABC-P
  77. 120AX
  78. OS 160FX prop
  79. 46 sf ring install
  80. O.S. FS-120 Bearings
  81. os 91 4 stroke
  82. OS 1.40 RX
  83. emp anf fuel
  84. temp anf fuel
  85. os fs 120 non surpass engine, circa 1983
  86. header / pipe for 18-cvr
  87. MOVED: GASOLINE MOTOR FOR TMAXX
  88. Hydra lock engine damage?
  89. Flexible Exhaust for OS Four Strokes
  90. Carb for 1.60FX
  91. 91 fx/ goldberg 10-300.. prop?
  92. What kind of OS .25 V engine do I have?
  93. 1.20 surpass Short Crank?
  94. OS FF240 Pegasus-Need cylinder head
  95. ODD PROBLEM 18TM
  96. Black oil residue, .46AX
  97. MOVED: Old OS 120 SF 4 Stroke parts
  98. Question about carb for 61 FX
  99. OS 120 AX cut
  100. OS vspec idling issue
  101. OS MAX 21 VZB (P) not v-spec
  102. Muffler for old PET OS 0.99?
  103. OS 15 replacement muffler
  104. .18 not getting good fuel
  105. OS61RF
  106. OS .40 FP
  107. 3-Bladed Prop for 1.60FX
  108. Running time
  109. os 18 tm
  110. MOVED: O.S. .91 FX with 14x6 ??
  111. removing bearings in 46FX?
  112. OS 18 CVRX
  113. OS AX 46
  114. Low-end needle valve factory settings for FX engines
  115. OS91 FX Inverted
  116. VZB Crankcase
  117. What OS Engine is this Exactly?
  118. OS engine for Inferno 777 WC
  119. FT-160 carb needed
  120. OS .91 II Surpass- 3-blade prop??
  121. OS .18 CVR Marine to pull-start?
  122. OWB slipping on CVR-X .15 Thoughts?
  123. OS .50 Hyper question
  124. OS 12TZ
  125. Vague instructs on prop tightening?
  126. vspec without carby inserts
  127. os 52 surpass
  128. Frustrated by lack of parts for O.S. FS-120 III
  129. OS parts that fit on Magnum engines
  130. OS91FX Problem
  131. Probs with OS 32 engine
  132. Unusual carb rotor slot wear
  133. Rear bearing stuck on crank on OS 61 FX
  134. OS FS Surpass 120 E
  135. .21 vspec problems
  136. OS .55AX 90Degree muffler adapter
  137. O.S .21 VG(P) questions
  138. 46 FX bearings ???
  139. os 18tm to bump start
  140. OS 120ax bearing replacement
  141. 120 4/C W/Pump quits when glow clip removed
  142. os 91 fs tends to die after 20-30sec idling
  143. OS 160 burning up plugs
  144. OS 91 FS
  145. 25FX problems
  146. Muffler OS50sx
  147. need 2 pushrods and covers for os90 fs
  148. Air Bubbles troubles ?
  149. OS 40 MAX LA
  150. Long or short plug OS 46 LA
  151. OS .18 CVR
  152. OS 91 Prop Size w/ large spinner
  153. Different versions of O.S. 61 Hanno
  154. OS 91 small head df
  155. OS FS-26S hard to start
  156. Muffler question OS FS-120 Surpass II pumped
  157. OS140RX
  158. Engine Cleaning
  159. 160 twin prop. size
  160. vspec problem
  161. OS RX-M Spare parts
  162. 30% Nitro- Do I Need A Head Shim?
  163. Help needed with pump on OS FS 120
  164. OS FS-200s
  165. OS FS 70 ll Surpass throttle
  166. I have a T-maxx 2.5 with many mods questions about O.S. engine
  167. Help needed with OS.fs-120III
  168. OS .18 TM wrist pin issue...
  169. OS peeling discussion over in glow engine forum
  170. OS .46AX CONROD BROKEN.
  171. FS120
  172. OS 55AX or OS50SX
  173. O.S. 1.20 AX Specs
  174. O.S 240 Pegasus problem
  175. O.S. RG idle carb problem
  176. max 18 cv r pull start
  177. OS 1.08 FSR help !
  178. O.S. 240 Pegasus
  179. Aquacraft 18 Engine - O.S.?
  180. OS 46 running Backwards
  181. OS 61 FX vibration
  182. which version OS 120 do i have?
  183. OS 25 fx question
  184. os vspec temperature
  185. O.S. BGX-1 3500 question?
  186. OS fourstroke overheating?
  187. RE:engine instructions
  188. OS BGX1
  189. Big time noob question
  190. OS #8 vs A-5 Glow Plugs
  191. 70th Anniversary Edition FS-52S
  192. .46fx bearings Play??
  193. running problems with OS 25 FX
  194. os fs 48 piston ring
  195. MOVED: la.40 hop ups
  196. New sleeve for OS .18 TM
  197. OS 40 FP yea, it's an older model...
  198. OS FS-61 intake manifold part number?
  199. 160 fx problem
  200. Rebate
  201. 50SX & Hatori pipe
  202. OS .18 TM disassembly?...
  203. OS 70 SURPASS HEAD TROUBLE-
  204. Pressure nipple for OS 120 AX
  205. 0.S 160FX FI
  206. 1.40 RX Bearings
  207. O.S. 46LA Engine Problems
  208. OS 160 Fx pipe
  209. sleeve honing procedure
  210. OS 1.6 FX for Dynaflite Super Decathlon
  211. Can I reverse the rotation of a 0.46AX engine?
  212. OS TG??
  213. 1.60 FX exhaust questions
  214. Sara's science project: prop vs thrust
  215. O.S. FS-91 II Surpass w/Pump
  216. v-spec
  217. OS RG Non-pull start?
  218. MOVED: OS 1.20 AX
  219. Thanks and experience with FX160
  220. This FL70 has a problem
  221. Adding After Run Oil in 4-stroke
  222. Crankshaft endplay
  223. 91FX with tuned pipe
  224. Starting problem on OS 70
  225. OS 91 Surpass
  226. EB Modified 12Tz vs 12Tz(p) speed tune
  227. OS .70 Surpass (early model) trouble
  228. OS 91 FS Surpass
  229. 26 FS dissassembly
  230. Two Valve cover FS 120
  231. newer carb
  232. FS 120 Surpass
  233. OS 91FX High Speed Needle Not Responsive
  234. O.S. 18CV-RX nitro and oil content
  235. OS .21 VZ-B V-Spec-T Break-In Questions
  236. Fuel for 1.60 FX
  237. O.S. .50F SR
  238. os engine for revo racing
  239. Re: Differences in the .61SF & .61SF-H
  240. Idle Stop screw
  241. 1.60 rear crankshaft bearing
  242. What modern OS 4-stroke engine has the same power as the OS H60F from the 1970s?
  243. OS 160 FX Mid-range tuning
  244. Inverted OS 70 Surpass II run problems
  245. Engine accessories
  246. Crankcase breather
  247. 91FX break in
  248. Long term storage 91FX
  249. Why did OS stop making hot 2 strokes?
  250. lack of engine compression