PDA

View Full Version : O.S. Engines Support


Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 [17] 18

  1. 91FX dimensions needed (not in manual)
  2. OS 140 with 60 pipe
  3. OS 120 Surpass II pumped won't run at full throttle.
  4. 61 ABC problems
  5. carburetor OS#60K
  6. OS 40 SF ABC throttle transition
  7. BGX 3500 Help!!!!!!
  8. HEATED owner of an OVERHEATED 91FX
  9. .46Fx
  10. 40 VF
  11. 0S .46SF - I want more power
  12. 91 SX-H timing info needed
  13. OS max 91 four stroke...no power or compression
  14. OS 1.40 prop
  15. .61 FX wont Idle, please help
  16. Gasket
  17. Setting high speed needle valve!
  18. Probs with .40fx
  19. 60J Carb
  20. os 120 surpass II w/pump
  21. OS50 XXrich@1/4 stick
  22. Os .15 Fp
  23. When to rebiuld?
  24. OS .10 Head and Back Plate Screw Sizes
  25. Need a new crank for and O.S.
  26. Removing Bearings and Crankshaft from 40 SF ABC
  27. os 91fs
  28. Os 15
  29. OS Max FP .40 Manual
  30. Os 50 Sxh
  31. Looking for manual
  32. OS 120 Carb
  33. Need OS part number...
  34. OS-30 weight spec is wrong!
  35. O.S. Surpass 30
  36. OS91 C-Spec
  37. 140RX spitting bearing!!!
  38. OS Engine Specs???
  39. fs 60 open rocker
  40. Engine Purchase Questions
  41. O.S. Buggy Engine, Can I convert to Pull start?
  42. Should I replace the case on a os 61?
  43. OS FSR/SF Parts Interchange
  44. OS 140 Rx storage
  45. OS 70 leaking???
  46. .15 Fp
  47. OS 52 4 cyl.
  48. os40la
  49. O.s. 61 Sf Prop Nut Size
  50. Os 91 Fs
  51. Os21 Vz-r
  52. os FX silinder pilling ,is this still hapening Cause i have one that did it with only
  53. OS Max 1.2 FS Surpass II pumped
  54. 120 4cycle w/pump
  55. os40fx vs os fs52s
  56. OS 120 Surpass III w/ pump wont advance from idle
  57. .15cvx
  58. O.S. .28f w/2h carb. Why is the head......
  59. old os 120fs
  60. Amcross, somebody... questions about .46 FX break in ...
  61. Marine engine OS 91 VRM, who knows about existance ?
  62. os40LA quits
  63. OS 120 surpass w/ pump
  64. O.S. 61 SF with pump
  65. Flexible Exhaust Pipe with OS 120 surpass III?
  66. Part for OS FS-90 (non-surpass)
  67. OS RZV01B(p)
  68. 160 FX adjusting woes
  69. Pressure Regular on OS120 III with pump
  70. Initial L & H End Carb Settings for .46 SF ABC
  71. OS 10 LA Leaking fuel
  72. FS-70SII Loss of power
  73. O.s. Fs70s Plastic Part
  74. OS .46 V Rear Exhaust
  75. os 46fx back cover assembly??
  76. Os 140rx
  77. O.S. 61RF-P with os header & os tunepipe
  78. Collets and Flywheels for FS40-C
  79. Os .91 Fx
  80. OS 50 Surpass clikcs when turned over
  81. 61 FSR Circa 1975 OILS?
  82. What is the replacement engine for the Max 25 FP?
  83. OS 91 FX in UK
  84. .91 2 Stroke
  85. Back Plate Mounts
  86. head bolts
  87. Which is it?
  88. Identifying OS Max 61 SX-H Subtype
  89. glow plug for 46 fx
  90. OS engine part needed
  91. Factory carb settings on 46fx?
  92. OS Max 40 sr NEED PISTON RING
  93. Os 10 La
  94. Engine Dissassebly Guide
  95. OS FT 160 Carb
  96. Will the crank from my .12 CV work in my new .15 CV-X ??
  97. Old model fx 120 surpass W/ #12 pump
  98. Online source for OS Engine Parts?
  99. OS 46 FX Carb Won't Close Completely
  100. OS50 SX-H 5B carb
  101. Pump priming?
  102. Mid throttle loads up OS160fx
  103. os .28
  104. OS 61 FX needle valve/fuel inlet positioning
  105. Back (cover) plate of 160Fx
  106. Crankshaft Extension for the OS 52 four stroke
  107. .61 FX peeling cylinder
  108. OS Max-H 60 (Max H60) parts needed
  109. OS 46FX Liner problems
  110. FF-240 In need of Manual?
  111. OS FS 120S SP Supercharged
  112. Looking for info on this .20
  113. FS-120 III w/pump silencer
  114. Questions for OS 120 Surpass III
  115. FS 120 pump output
  116. old os 15 max idle prob.
  117. OS 46 FX torque Curve
  118. O.S. 61 max sf
  119. Quick ? on four strokes
  120. OS 120 Thrust
  121. Set Screws in the High Speed Needle
  122. Is it worth fixing an old OS20??
  123. Frustration with 91FX
  124. Need Tuning Help OS MAX CV-X .15
  125. OS 25LA cylinder
  126. what series os 120 surpass
  127. older os120 surpass w/pump
  128. Os 1.40rx ?
  129. 46FX and 32SX break-in : Manuals says 4 cycle them / AmCross says that's a mistake???
  130. OS FT120 exhaust pipes
  131. OS .52 4 stroke
  132. Pump for OS 1.60FX?
  133. Os La 46 Muffler Extention...help!!!!
  134. Os .10 Fp
  135. Metric threads
  136. dual plug head for 1.40 RX
  137. OS .91 FS valve spring collapsed
  138. How to tell if V engine is really DF +
  139. Old OS questions
  140. OS 46 FX Mounting orientation and exaust question
  141. will it fit
  142. FS91 II w/pump question.
  143. O.S. really needs to make a .75 2 Stroke
  144. engine questions?
  145. Os 48 Surpass
  146. Tank pressure with OS160FT
  147. Help with identification of old OS .25 engine
  148. bearings for OS 25FSR + 25F
  149. 13x8 Master Air Screw 3-blade prop for FS91 II
  150. Looking for OS 40SF ABC Specs
  151. OS .46 Idle Mixture
  152. O.s. 65 La
  153. Adapter for flex exhaust
  154. Os .91fx Abc???
  155. Questions 140rx
  156. OS FS 120 Non Surpass
  157. Relocating the crankcase breather on my OLD FS-40...
  158. OS SF 61 carb
  159. Os 10 Fp
  160. OS FT-160 twin
  161. os 160 tuned pipe
  162. OS 50SX-H Ring
  163. OS 1.40RX help
  164. OS .46FX not running well. Outside temp the problem?
  165. Does Slimline make Pitts Muffler W/Smoke for OS 160
  166. Os Max 40 Sr
  167. OS 90 / 91 FS bearing replacement proc.
  168. ? about OS 40LA
  169. OS91 4/c backfiring on each flip to start
  170. os 91 'c' spec heli engine
  171. os .35 help needed
  172. Service question
  173. Os 160
  174. Need Piston Ring for OS 160FX
  175. OS 25 quits
  176. .50 SX Ring engine
  177. FS 91 V FS 91 pumped
  178. Need help with fuel for O.S. 91 Surpass
  179. 46 FX Different pistons?
  180. OS 91 Surpass I
  181. is this OS 120 surpass I -sp running?
  182. Low end needle drift possible ?
  183. OS 91 4 stroke bearings.
  184. Os 140 Fi
  185. OS 91 4 Stroke Carb Settings
  186. Trying to find a rear bearing for 46fx...ARRRGH!!
  187. OS .90 FSR Specs/Manual
  188. OS 7L carb adjustment
  189. Clockwise engine
  190. OS .25fx funny noise
  191. O.s.91 4stroke
  192. Another 120 Question
  193. Futaba FP-T7UAP PCM/PPM
  194. OS 50 Reviews
  195. Original 120FS engine
  196. compression ratio for os 46 fx ?
  197. 61FX rpm on ground
  198. problems with my new os 70, 4 stroke
  199. 61?
  200. 91 FX Question
  201. FS-91SII-P Muffler?
  202. Os Ft 1.20
  203. frozen barrels on #21 carbs
  204. os .61fx modification
  205. OS 120 pumped won't run
  206. carburetor body
  207. FS-30 Surpass weight
  208. 46FX runnning a 3-Blade Prop
  209. OS .91-VR Ducted Fan
  210. Os Ft160
  211. O.S. 91fx
  212. O.S. 50 SX carb
  213. FS-120 Surpass II pumped
  214. OS 70 Broken valve spring
  215. Os 160
  216. Os .61fx
  217. OS warranty and fuel Q.
  218. OS Max .10 Starting
  219. Os .91 Fx
  220. disc. engine
  221. OS 91 FS w/pump
  222. OS 1.60 crankcase tap
  223. 120 surpass W/pump
  224. OS Carb on TT Pro 46
  225. OS 120 Surpass
  226. Cline and Associates Regulators
  227. OS 90 4 stroke engine
  228. Os 61 Rf-p
  229. Schneurle porting
  230. OS 90FS Manual
  231. OS .46SF parts
  232. OS 160 junk???
  233. OS Max 30
  234. 46 max idle
  235. New OS 46FX Peeling Question
  236. 40 LA Changes
  237. Surpass 70MKII Inverted
  238. Upside down?
  239. O.S. 26 Four Stroke
  240. Engine Spec
  241. max rpm for 61fx
  242. #21 Carbs
  243. Dirt Damage
  244. Leaks
  245. os 46 fx max HELP
  246. OS-52 four stroke
  247. OS 160FX Stock or Pitts Muffler
  248. Fx 160 in G202 GP
  249. Inverted OS 25 fx (4 engines, B-17)
  250. OS 120 Surpass II