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. 55AX sensitive needle
  2. FS120 Surpass II pumped low speed needle setting
  3. FS-120 Surpass III Engine w/Pump What fuel?
  4. Where can I send the engine back in the UK?
  5. v spec carb
  6. few questions on the .21 V-Spec
  7. OS 1.20 pump regulator
  8. AX .55 Low Speed factory setting
  9. varnish on 6 month old engine
  10. One way bearing slipping
  11. SF .46P setup
  12. OS FS91 II ticking
  13. 18CV-RX in Tmaxx
  14. OS 32SX air leak problem
  15. 91FX break-in with Bisson muffler
  16. Question on OS 75 AX
  17. Head Shim for 21TM w/30% Nitro
  18. OS61SX-WC, changed fuel to lower nitro
  19. .18tz hard to start
  20. OS FS-91 / w Pump, should I avoid castor oil?
  21. 55 AX perry pump ??
  22. OS61Fsr
  23. OS FS-91 / pump; runs when needle valve fully closed?
  24. What is the part number for the most updated needle valve for a 91FX
  25. Idea to Secure Muffler on OS FS91 II - Is it OK?
  26. os 160 FX woodruf key
  27. 91 FX Leans Out?
  28. Exhaust connection threads
  29. 18tz w/ 18tm parts
  30. .18 cvr-x Stalling
  31. OS FT-160 Gemini Tank question
  32. 18tm
  33. O.S. 1.60 Back Plates
  34. OS Max .91 Surpass 4-Stroke engine - Pipe & Muffler Question:
  35. .91 Surpass crankcase tap
  36. Question about O.S. 46 AX carb
  37. OS FS-200S Pump
  38. WHICH PROPELLER FOR OS 91 DF?
  39. OS-120AX quits
  40. Should I send my .55ax in?
  41. O.S. 21VZ-B V-Spec Buggy/21J
  42. How to take cooling head off .21tm?
  43. New OS 81 4-stroke
  44. OS 52 Four Stoke Break-In
  45. Good plugs for the .21TM?
  46. OS 70 Ultimate carb question / solution
  47. OS 20 FP
  48. Gasket Set cross reference?
  49. o.s. .18tm carb?
  50. 15CVR-X and 18CVR-X Starting shaft interchangable?
  51. OS18TM question
  52. Missing Screw Size?
  53. FT 160 Gemini
  54. MOVED: Magnum XLS 52
  55. 91 Surpass II pump problems (HELP)
  56. New O.S. 81 4 stroke [ abit warm ]
  57. 3D prop for .46 AX??
  58. OS FT-160 valve adjustment
  59. 46AX - Fine grit in filter after break in
  60. O.S. 91 C-Spec conversion to acft.
  61. OS 120 surpass III w/pump
  62. OS18TM problem
  63. 55ax muffler
  64. OS 91 FX Muffler
  65. Hyper 50 Blown Piston again!!
  66. os 18tz head
  67. 46AX Liner issues
  68. 120 AX Break-in Prop
  69. 1989 OS MAX 46 SF-S abc STARTING PROBLEM
  70. rpm surging 4stroke 52 surrpass
  71. OS18 TZ Pbs
  72. 120 ax max recommended rpm
  73. 50SX-H Hyper rich low end
  74. os 70 surpass, stopping
  75. FL70 muffler pressure to the sump
  76. FL-70 loss of power
  77. OS 52 4 stroke will not idle
  78. OS FS-52 4stroke in hot weather.
  79. vspec problem
  80. OS 200 FS settings ??
  81. In need of a 70 Surpass II crankcase - Discontinued?
  82. OS 61 FX dead sticking
  83. OS FS61 head screws
  84. AX55's
  85. O.S 55AX vs. 61FX?
  86. O.S. 61 Question?
  87. where are os .21 vzb manuals online?
  88. Will gasoline damage O rings?
  89. Which engine is that???
  90. Fitting Prop to an OS FT 240 (300)
  91. OS .32 sx cylinder head???
  92. 55 AX Mid Range
  93. OS FS61 cam bearing removal
  94. OS 21 VG stall after half tank
  95. replacement piston ring for OS MAX 50 SX
  96. OS 91FX Problem
  97. FS-1.20S III
  98. OS 18 cvr won't say running?
  99. OS18TZ-TX crankshaft into 18TM
  100. Bearing replacement OS 1.20FS Surpass
  101. 91 surpass vs 91 surpass pumped
  102. 91 surpass factory mixture setting
  103. O.S. .18 cv-rx
  104. OS 91FX Break-In help
  105. 4 cycle assembly question
  106. FR5-300 Sirius radial being discontinued?
  107. A3 plugs vs the RCAT glow starter
  108. Motor mount for OS 200U
  109. OS Carb
  110. idling screw
  111. Which fuel for both O.S. FX25 & O.S. FS56a
  112. Honing a 46 FX
  113. OS70 backfiring
  114. Minor pitting on piston.
  115. OS 61FX lowspeed Needle valve location?
  116. OS46AX engine
  117. fs91/p adjust...
  118. .46 LA fuel and prop recomandations
  119. fs-91/p breakin problem
  120. Best prop for OS 1.20 AX
  121. O.S. 15 LA Won't Start
  122. FS56a RPM
  123. YS/Saito 20/20 in OS 46FX
  124. parts for 2nd gen. 1.20w/pump
  125. new 37SZ-H Problem
  126. o.s 21 tm tmaxx minifold
  127. Vspec VZB .21 (possible connecting rod dmg?)
  128. OS 61 RF Thrust washer
  129. os .21tm factory settings
  130. 91fx max rpm
  131. Hyper 50 problem??
  132. Rust: pre-existing ??
  133. Trouble With New OS .46AX
  134. OS 91FX can't shut down
  135. OS .61 FSR carburetor
  136. O.S. .50SX Bearings
  137. 18CV-R and 15CV-R
  138. O.S. 4BK Carb Replacement
  139. Engine ID help
  140. os.18cvrx 11j rotoary carb wont start
  141. FP-60 liner
  142. 1.20 FM OS not running
  143. Replacement bearing for OS .30VG-P
  144. O.S. FSa-81 Carb Settings
  145. 15CV-R or AQ .18 more powerfull?
  146. OS .18CV-RX Crankshaft question
  147. OS 61 SF-P, PD-02 pump unit question.
  148. OS FS 91 Break in / running fuel
  149. 25VF and 25VF-DF Crankshaft Specs
  150. OS 1.60 dies in air
  151. OS 300 5 cyl
  152. .21 VZ-B V-SPEC (T)
  153. .30 VG rotostart?
  154. 30 VG "safe" temps...
  155. OS 91 Surpass header
  156. OS FSa 56 problem
  157. Cooling head for .30VG
  158. O.S. 40LA needle valve + airbleed screw setting.
  159. O.S. FS-91 II Surpass w/Pump fuel tank location?
  160. os.18cvrx w/11j rotary carb
  161. os 40la screw help
  162. O.S 1.6fx new ring
  163. .91 FX + Macs Tuned Pipe Questions
  164. OS18TZ standard shaft with rot carb ?
  165. OS 15 FP RPM
  166. "Locked Up": Drive Hub and Woodruff Key
  167. OS 200 4/C question
  168. FSa-56 Inverted mounting
  169. FSa-56 fuel
  170. OS .21RG non pullstart
  171. MOVED: cordless starter
  172. O.S. 55AX Inverted Mount Problems
  173. o.s 55ax
  174. os 70 surpass 2 drive washer
  175. OS VSpec #13895
  176. OS .55 AX Funfly
  177. MOVED: O.S. .81 FS-A
  178. O.S. 160 Sleeve repair Question???????
  179. O.S 52 surpass carb adjustment
  180. Pattern prop for new OS 91FX
  181. FS120 Series II pumped - fuel leak at regulator
  182. .26FS Questions
  183. O.S. 61VR-M Connecting rod
  184. which 3 blade prop for 91fx?
  185. OS 25 FSR Backplate and gasket
  186. OS 46SF P VS 46FX
  187. OS 75AX Pitts style muffler questions
  188. O.S. 21 V-Spec
  189. 91 fx carb replacement
  190. 91FX prop rpm
  191. OS 50SX-H graduation markings ??
  192. Factory slide carb settings for OS Max 12CV
  193. OS 61fx corrosion
  194. problems with .46 FX H SOLVED!
  195. OS 91 FS surpass
  196. OS FT-120 II - ideal rpm
  197. ft160 low compression
  198. OS 1.20 Pumped Motor Mount
  199. Alternate OS break-in procedure?
  200. Correct spec 18TZ-X
  201. Advice on maintenance of OS
  202. OS 15CV-R and 18CV-R take the same header?
  203. Air bleed screw for Max-H 40
  204. 25fx
  205. Ring for old OS50 Max
  206. OS.46 FXI needle valve
  207. Help with An OS.46SF-P
  208. Glo plugs for older OS engines.
  209. 40 LA Question
  210. Fuel line connections on 160 twin?
  211. OS .25 FX
  212. .46 FXi and .46AX
  213. MOVED: Just ordered the os 75 ax
  214. O.S. FS-90 Carb
  215. OS .61 FX break in prop
  216. OS 18tm meter valve problem
  217. AX55 After market muffler
  218. O.S. FS-26S-C II 4-Stroke cam bearings
  219. OS 140 RX rear exhaust gasket
  220. OS 46 AX
  221. os fs 40 surpass 4 stroke engine parts
  222. o.s 21tm
  223. I need the part # for the 10E-R carburetor for my .12 cv-r engine?
  224. Gasket material for OS engines
  225. OS 4 stroke runs best upright or inverted?
  226. FS-91SII Fuel doesn't flow to carb
  227. OS 120 Surpass - Pump or no pump?
  228. TIMING MARKS IL 300?
  229. OS FT-120 Gemini engine
  230. lube for os 2stroke engines
  231. OS-40LA idle problem
  232. .50 SX Low on power
  233. Removing camshaft bearings?
  234. OS91FX+TUNNED PIPE
  235. need help tuning a os max cv-r
  236. OS FS 120 WRIST PIN REMOVAL
  237. How do you remove OS .30 VG rear bearing?
  238. OS .46 support.
  239. OS 91FX Head Gasket Leak?
  240. Os 46ax Muffler problem
  241. 15CVR and 18CVR carbs interchangable?
  242. OS vz-m WONT STAY RUNINNG
  243. do the OS FS engines come with any tools?
  244. O.S. 30 FS Surpass Ringed Engine
  245. intake stack for OS carbs?
  246. OS .30 VG symptoms
  247. High end and low end for .70 Surpass II
  248. OS.91SX-H C SPEC PS- VIPER
  249. OS 21VZ-B V-Spec-T HELP
  250. OS 46 SF ABC

SEO by vBSEO 3.6.1 ©2011, Crawlability, Inc.