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  1. YS 63
  2. Crashed YS-91 now runs poorly.
  3. YS .61 AR
  4. YS F120
  5. Idle Mixture adjustment for the old YS120
  6. YS 110 pattern prop
  7. YS91AC
  8. YS engine performance figures
  9. 110fz rpm figures
  10. YS 1.10FZ Max RPM
  11. exhaust temperature
  12. YS .61 LS RE - Running problems. Anyone help?
  13. Fuel tank setup for YS 140DZ
  14. 110 FZ
  15. YS 140 l prop
  16. 140 Sport Issues
  17. After Run Oil In YS Engines
  18. YS 120 AC running erratic
  19. Throttle barrel retainer
  20. estimate
  21. New Engine Size?
  22. SF120 performance
  23. Add oil to Coolpower?
  24. 91 FZ goes lean in the air
  25. 1.40 sport pressure question
  26. 1.20 NC, Damaged Threads
  27. NIB YS 45 Question (Dave)
  28. 120 ac running too rich
  29. YS 140 DZ Cam failure No#2
  30. YS 110 beginner help
  31. YS 1.40 Sport Questions
  32. 140L manual
  33. 91AC
  34. YS45 parts
  35. No .91 AC/FZ parts listings?
  36. YS 60 or 45 2 Stroke - Fuel Question
  37. Another Run in Question
  38. What fuel and prop for .63FZ?
  39. New YS63FZ sticking throttle.
  40. YS 91AC broken head
  41. 120AC
  42. YS .61-R
  43. motor designations and rpms
  44. YS HAS THE BEST SERVICE - THANKS RICHARD!!!
  45. Dave, can you identify this motor please?
  46. 120ac
  47. YS 61
  48. YS 120
  49. YS 110 stoping
  50. Fuel for YS63
  51. Exhaust pipe and muffler installation
  52. prop selection for 1.10FZ
  53. what kind of rpms are acceptable
  54. YS 63 What %nitro?
  55. 140DZ upper RPM Limit
  56. Break In for YS63
  57. YS 140DZ Cutting
  58. whats the factory set position for the regulator on DZ?
  59. Question about new head for 120NC
  60. Overheating YS 1.10
  61. YS45 Glow
  62. 160 DZ ?
  63. The NEW YS 63S
  64. Bladder Tank
  65. ID this YS 120 (Pictures this time)
  66. 110 with bent crankshaft.
  67. YS140L initial start problem
  68. YS 45 Parts
  69. YS 63FZ header/muffler
  70. SC 120
  71. Will it hurt power?
  72. DS out of town 2/19 to 2/23
  73. 140 DZ Spare Part ?
  74. Ys110 effects on low end without muffler
  75. What can cause my dingo to act this way?
  76. Questions about YS.91
  77. Muffler for YS 120
  78. 120 After run oil
  79. ys 110
  80. YS 140L stiff throttle arm
  81. Number of fuel lines
  82. Tank and plumbing recommendations
  83. YS 110 at high altitude
  84. YS 63 Strange behaviour
  85. YS FZ63 Startup Problems
  86. YS 53
  87. YS 110 EXPECTED RPM
  88. ys140dz leaned out
  89. Need YS 45 manual
  90. throttle barrel retainer ys 110
  91. ys 45 running rich!!
  92. YS 120SF
  93. 140 DZ Muffler
  94. YS 140 DZ vs 140L dimensions
  95. 140 DZ Fuel Tank
  96. .53 not quiting
  97. 110 repair
  98. YS 140 DZ Help
  99. Pinch test
  100. New YS63?
  101. YS and Fuel
  102. 110 not producing tank pressure
  103. YS 1.40 DZ castor oil fuel
  104. 140 sport bench run
  105. YS 63 Hard Starting
  106. YS leaking fuel from the carb
  107. Muffler for a YS110
  108. Need Overhaul
  109. Break-in procedure for Ys 140DZ
  110. Header tank with DZ
  111. DZ140 anf fuel tank
  112. 18-6 prop and hand priming and starting a YS 140 Sport
  113. YS 1.10 Starting
  114. What's up with these mufflers?
  115. Ys 140 DZ Idle problem
  116. YS 120 SC
  117. YS 63 Muffler
  118. best propYS 140 DZ's props
  119. YS 110 on 30%
  120. YS FZ63
  121. YS 91AC
  122. YS 91 idle problem
  123. YS160
  124. what is the difference
  125. YS63
  126. Hyde ARIA mount with YS-140 DZ
  127. YS service
  128. what oil to use to store my YS-110 before I decide what plane to put it in
  129. Throttle barrel on YS-140 DZ
  130. ys91AC
  131. Where can I find a prop chart?
  132. The best tuned muffler for DZ140
  133. YS 61R-AR prop question
  134. wrist pin access plug on the DZ140
  135. 140 Sport VS 140FZ
  136. Fuel to use for YS140FZ
  137. Use of Fueler Valves
  138. YS 63 Problems
  139. Surging Dingo
  140. why isnt my dingo idling for long?
  141. Is this fuel O.K for DZ?
  142. 120 AC Prop Question
  143. Ys 140L manual
  144. New 1.10 leaks fuel from carb
  145. pumps and design
  146. YS 60 FR
  147. ys 45 problem
  148. YS63 - Fuel System at idle
  149. After burn oil hurt YS engine?
  150. THIRSTY YS63
  151. Y.S. .63FZ question
  152. F-120 Valve Followup / Pictures
  153. help with new ys .63FZ
  154. F-120 Valve
  155. YS120SF turning apc15/10 9700rpm
  156. 140 sport props
  157. dave got my dingo back from ys now i need some info before running it.
  158. YS 1.40 Sport Muffler Broke
  159. Dingo question (blown oring)
  160. 140 L & sport
  161. YS91 AC
  162. Contact information of YS manufacturer in Japan???
  163. ys 61-r, AR or RE?
  164. owner manual
  165. Ys 91FZ won't stop running.
  166. Step-by-step YS 63 setup
  167. YS .63 prop selection and rpm's
  168. Transition/idle adjusting
  169. Ys Dingo help !
  170. YS won't richen
  171. YS 91FZ Mod?
  172. Suggested props
  173. 140 DZ hp ?
  174. Set Idle 140DZ
  175. .91ac fuel routing.
  176. YS140L - Replacement of Silicon Tubes
  177. ys 91ac
  178. Dave do you have a personal email address as Ive sent my engine for repair and need to communicate.
  179. YS110 inverted?
  180. I`am loosing power on my Dingo,what could be the problem?
  181. Strange idle on FZ 1.10
  182. Which fuel tubing????
  183. Need valve for YS F-91 four stroke, where?
  184. YS 91 AC doesn't like to stop running
  185. ys 45 fs
  186. Kltoz techninplate KL 200 as after run
  187. 110 FZ with no muffler?
  188. ys120 Needle Valve set screw
  189. 91ac problems
  190. Need some more info dave.
  191. Looking for after run oil - off the shelf for ys engines?
  192. YS 91 High Speed Needle
  193. Your opinions on the YS 140 Sport
  194. YS 110 HP?
  195. YS ENGINE DESIGNATIONS AND POWER
  196. Check valve/ glow plug included ?
  197. Can you run a YS 63 without a muffler
  198. Need help in getting ys 110 to idle at 2000 realibly.
  199. YS 61FR Needle assembly & Shadel AAR setup
  200. Help with my YS91
  201. A question for Dave.
  202. 61 ST2 on a plane?
  203. ys 63 compression
  204. Overview on the 140DZ fuel system?
  205. Disassembling a YS 61-R Long AR
  206. how much vibration is acceptable on the Dingo?
  207. ys 120 fz
  208. YS 140 FZ blown muffler
  209. Which prop for the 110 FZ
  210. 140DZ clunk or bladder tank?
  211. YS 61-S
  212. Fuel Tank for a YS 53
  213. YS 120 NC Idle & Regulator Screw Exist?
  214. Timing on YS engines, cam gear is it 12 or 12:30 (installed) ?
  215. 140 DZ
  216. YS110 regualtor screw?
  217. 140FZ running hot?
  218. YS 63 low end adjustment screw
  219. Engine ID for a 140L
  220. 120 identification
  221. DZ power problem
  222. YS stripped muffler thread in the air!
  223. YS140 muffler vs YS120 muffler
  224. Low end needle on YS 53 FZ engine
  225. YS 63 Upgrade to new Version/Case/Regulator Possible later?
  226. Castor & YS engines - Dave?
  227. YS 53 FZ engine quits at full throttle
  228. YS 91AC Repairs and breakin?
  229. After run
  230. ys 91ac muffler
  231. 63 idle difficulty
  232. YS-120 FS bent crankshaft
  233. YS 45 Prop Size? 11-5?
  234. My First YS Fuel Tank/Line Setup Instalation???
  235. Storing a DZ for winter
  236. YS 110
  237. MORE YS91 ENGINE PROBLEMS
  238. YS 91 fz fuel question
  239. need a little fz110 help
  240. Exhaust baffle gone is this my tuning problem?
  241. YS 91 Fuel!
  242. 91 AC crank
  243. Dirty 140 DZ
  244. YS 63 Setup Blues
  245. YS 110 won't idle
  246. YS 91 WON'T IDLE!
  247. YS .63 and 12k RPM's?
  248. YS tecknickel information
  249. New exhaust valve is different
  250. YS-91 FZ Gas Port Mod