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. OS .10 Head and Back Plate Screw Sizes
  2. Need a new crank for and O.S.
  3. Removing Bearings and Crankshaft from 40 SF ABC
  4. os 91fs
  5. Os 15
  6. OS Max FP .40 Manual
  7. Os 50 Sxh
  8. Looking for manual
  9. OS 120 Carb
  10. Need OS part number...
  11. OS-30 weight spec is wrong!
  12. O.S. Surpass 30
  13. OS91 C-Spec
  14. 140RX spitting bearing!!!
  15. OS Engine Specs???
  16. fs 60 open rocker
  17. Engine Purchase Questions
  18. O.S. Buggy Engine, Can I convert to Pull start?
  19. Should I replace the case on a os 61?
  20. OS FSR/SF Parts Interchange
  21. OS 140 Rx storage
  22. OS 70 leaking???
  23. .15 Fp
  24. OS 52 4 cyl.
  25. os40la
  26. O.s. 61 Sf Prop Nut Size
  27. Os 91 Fs
  28. Os21 Vz-r
  29. os FX silinder pilling ,is this still hapening Cause i have one that did it with only
  30. OS Max 1.2 FS Surpass II pumped
  31. 120 4cycle w/pump
  32. os40fx vs os fs52s
  33. OS 120 Surpass III w/ pump wont advance from idle
  34. .15cvx
  35. O.S. .28f w/2h carb. Why is the head......
  36. old os 120fs
  37. Amcross, somebody... questions about .46 FX break in ...
  38. Marine engine OS 91 VRM, who knows about existance ?
  39. os40LA quits
  40. OS 120 surpass w/ pump
  41. O.S. 61 SF with pump
  42. Flexible Exhaust Pipe with OS 120 surpass III?
  43. Part for OS FS-90 (non-surpass)
  44. OS RZV01B(p)
  45. 160 FX adjusting woes
  46. Pressure Regular on OS120 III with pump
  47. Initial L & H End Carb Settings for .46 SF ABC
  48. OS 10 LA Leaking fuel
  49. FS-70SII Loss of power
  50. O.s. Fs70s Plastic Part
  51. OS .46 V Rear Exhaust
  52. os 46fx back cover assembly??
  53. Os 140rx
  54. O.S. 61RF-P with os header & os tunepipe
  55. Collets and Flywheels for FS40-C
  56. Os .91 Fx
  57. OS 50 Surpass clikcs when turned over
  58. 61 FSR Circa 1975 OILS?
  59. What is the replacement engine for the Max 25 FP?
  60. OS 91 FX in UK
  61. .91 2 Stroke
  62. Back Plate Mounts
  63. head bolts
  64. Which is it?
  65. Identifying OS Max 61 SX-H Subtype
  66. glow plug for 46 fx
  67. OS engine part needed
  68. Factory carb settings on 46fx?
  69. OS Max 40 sr NEED PISTON RING
  70. Os 10 La
  71. Engine Dissassebly Guide
  72. OS FT 160 Carb
  73. Will the crank from my .12 CV work in my new .15 CV-X ??
  74. Old model fx 120 surpass W/ #12 pump
  75. Online source for OS Engine Parts?
  76. OS 46 FX Carb Won't Close Completely
  77. OS50 SX-H 5B carb
  78. Pump priming?
  79. Mid throttle loads up OS160fx
  80. os .28
  81. OS 61 FX needle valve/fuel inlet positioning
  82. Back (cover) plate of 160Fx
  83. Crankshaft Extension for the OS 52 four stroke
  84. .61 FX peeling cylinder
  85. OS Max-H 60 (Max H60) parts needed
  86. OS 46FX Liner problems
  87. FF-240 In need of Manual?
  88. OS FS 120S SP Supercharged
  89. Looking for info on this .20
  90. FS-120 III w/pump silencer
  91. Questions for OS 120 Surpass III
  92. FS 120 pump output
  93. old os 15 max idle prob.
  94. OS 46 FX torque Curve
  95. O.S. 61 max sf
  96. Quick ? on four strokes
  97. OS 120 Thrust
  98. Set Screws in the High Speed Needle
  99. Is it worth fixing an old OS20??
  100. Frustration with 91FX
  101. Need Tuning Help OS MAX CV-X .15
  102. OS 25LA cylinder
  103. what series os 120 surpass
  104. older os120 surpass w/pump
  105. Os 1.40rx ?
  106. 46FX and 32SX break-in : Manuals says 4 cycle them / AmCross says that's a mistake???
  107. OS FT120 exhaust pipes
  108. OS .52 4 stroke
  109. Pump for OS 1.60FX?
  110. Os La 46 Muffler Extention...help!!!!
  111. Os .10 Fp
  112. Metric threads
  113. dual plug head for 1.40 RX
  114. OS .91 FS valve spring collapsed
  115. How to tell if V engine is really DF +
  116. Old OS questions
  117. OS 46 FX Mounting orientation and exaust question
  118. will it fit
  119. FS91 II w/pump question.
  120. O.S. really needs to make a .75 2 Stroke
  121. engine questions?
  122. Os 48 Surpass
  123. Tank pressure with OS160FT
  124. Help with identification of old OS .25 engine
  125. bearings for OS 25FSR + 25F
  126. 13x8 Master Air Screw 3-blade prop for FS91 II
  127. Looking for OS 40SF ABC Specs
  128. OS .46 Idle Mixture
  129. O.s. 65 La
  130. Adapter for flex exhaust
  131. Os .91fx Abc???
  132. Questions 140rx
  133. OS FS 120 Non Surpass
  134. Relocating the crankcase breather on my OLD FS-40...
  135. OS SF 61 carb
  136. Os 10 Fp
  137. OS FT-160 twin
  138. os 160 tuned pipe
  139. OS 50SX-H Ring
  140. OS 1.40RX help
  141. OS .46FX not running well. Outside temp the problem?
  142. Does Slimline make Pitts Muffler W/Smoke for OS 160
  143. Os Max 40 Sr
  144. OS 90 / 91 FS bearing replacement proc.
  145. ? about OS 40LA
  146. OS91 4/c backfiring on each flip to start
  147. os 91 'c' spec heli engine
  148. os .35 help needed
  149. Service question
  150. Os 160
  151. Need Piston Ring for OS 160FX
  152. OS 25 quits
  153. .50 SX Ring engine
  154. FS 91 V FS 91 pumped
  155. Need help with fuel for O.S. 91 Surpass
  156. 46 FX Different pistons?
  157. OS 91 Surpass I
  158. is this OS 120 surpass I -sp running?
  159. Low end needle drift possible ?
  160. OS 91 4 stroke bearings.
  161. Os 140 Fi
  162. OS 91 4 Stroke Carb Settings
  163. Trying to find a rear bearing for 46fx...ARRRGH!!
  164. OS .90 FSR Specs/Manual
  165. OS 7L carb adjustment
  166. Clockwise engine
  167. OS .25fx funny noise
  168. O.s.91 4stroke
  169. Another 120 Question
  170. Futaba FP-T7UAP PCM/PPM
  171. OS 50 Reviews
  172. Original 120FS engine
  173. compression ratio for os 46 fx ?
  174. 61FX rpm on ground
  175. problems with my new os 70, 4 stroke
  176. 61?
  177. 91 FX Question
  178. FS-91SII-P Muffler?
  179. Os Ft 1.20
  180. frozen barrels on #21 carbs
  181. os .61fx modification
  182. OS 120 pumped won't run
  183. carburetor body
  184. FS-30 Surpass weight
  185. 46FX runnning a 3-Blade Prop
  186. OS .91-VR Ducted Fan
  187. Os Ft160
  188. O.S. 91fx
  189. O.S. 50 SX carb
  190. FS-120 Surpass II pumped
  191. OS 70 Broken valve spring
  192. Os 160
  193. Os .61fx
  194. OS warranty and fuel Q.
  195. OS Max .10 Starting
  196. Os .91 Fx
  197. disc. engine
  198. OS 91 FS w/pump
  199. OS 1.60 crankcase tap
  200. 120 surpass W/pump
  201. OS Carb on TT Pro 46
  202. OS 120 Surpass
  203. Cline and Associates Regulators
  204. OS 90 4 stroke engine
  205. Os 61 Rf-p
  206. Schneurle porting
  207. OS 90FS Manual
  208. OS .46SF parts
  209. OS 160 junk???
  210. OS Max 30
  211. 46 max idle
  212. New OS 46FX Peeling Question
  213. 40 LA Changes
  214. Surpass 70MKII Inverted
  215. Upside down?
  216. O.S. 26 Four Stroke
  217. Engine Spec
  218. max rpm for 61fx
  219. #21 Carbs
  220. Dirt Damage
  221. Leaks
  222. os 46 fx max HELP
  223. OS-52 four stroke
  224. OS 160FX Stock or Pitts Muffler
  225. Fx 160 in G202 GP
  226. Inverted OS 25 fx (4 engines, B-17)
  227. OS 120 Surpass II
  228. Os .35 FP--need a head gasket.
  229. Os 61 Sf
  230. Tower muffler for 46FX
  231. Os50
  232. Tank level/clunk for a .40 FP
  233. Ft-300
  234. Muffler for OS 160 fx
  235. Surpass 120 w/pump
  236. Pumped FS 70?
  237. 46 FX Exhaust
  238. Air Bleed Adjustment LA 46
  239. 1.6FX - NIB crank won't turn
  240. Submerged O.S. F.S. 52 Four Stroke
  241. OS 1.60FX power?
  242. Pumped .61SF fuel line connections
  243. FS 90 backfire and needle valve problems
  244. OS 160 fx port timing
  245. os fx .61, pitts problem
  246. os surpass 70
  247. Carb setting on 21RG
  248. OS 25 needs more grunt
  249. Super heated OS .91FX, AMC:Help!
  250. Ziroli B-25 (101) approx 35 lbs