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  1. Engines backfiring?
  2. Help chossing an engine for my heavy driving style
  3. engines that make good low end torque?
  4. Novarossi Dual sealed front bearing compatability
  5. RB Engines
  6. OS Speed versions=confusion
  7. Orcan comes the Push Box pressure line. GOOD OR BAD?
  8. LRP fuel questions (Re post from nitro off road section)
  9. Novarossi Buggy Clutch
  10. GO ENGINES 28R GASOLINE ENGINE
  11. what fuel for break in
  12. 2015 Fuel battle ... opinions only , no facts !
  13. honda bond 4 for crank fill ?
  14. honda bond 4 for crank fill ?
  15. Need motor suggestions? 500 budget?
  16. New break-in method
  17. Motor Recommendaton Please
  18. Which engine is better????
  19. MITO & LEGEND
  20. Whats the flash point in C or F for regular 25% fuel?
  21. Which temp gun?....
  22. Advanced Nitro Break in
  23. dynamite .24xp pull start
  24. Werks B6 Pro or OS XZB blue head
  25. Clutch Help
  26. o'donnell fuel ?
  27. .28-.32 engine for monster truck
  28. powder coating on cooling head.
  29. what plug is best
  30. how to break in a nitro engine
  31. Triton RC new engine...
  32. School me on mixing clutch shoe types
  33. what pipes work good for beat bt plus 4
  34. Connecting rod play....
  35. Rc Concepts motors
  36. Difference between Picco .21 5TR and 5TX
  37. glow ignitor for O.S. plugs
  38. What plug for O S ZXB Ver2?
  39. associated .18 issue
  40. Ninja MR28 by GRP
  41. Who makes this head?
  42. Dynamite .26 in 1/8 buggy pipe?
  43. Build My Own Engine
  44. what o.s. engine is this
  45. Problems with ofna .25
  46. Kortz to Reds?
  47. what Off-Road engine has the closest charasteristics to a n On-road engine
  48. clutch kits/flywheel after market help!
  49. engine gurus, need help with a pipe
  50. PICCO BOOST 5TR TEAM SPEC // REDS
  51. Budget .21 with good low end torque?
  52. Hara Speed Rebuild?
  53. Aluminum Pipe difficulty
  54. Effect of worn big end bushing on engine
  55. need info on powerracing nitro .27 from china
  56. wondering how to color nitro fuel
  57. engine choice for new truggy
  58. Stripped cooling head screws
  59. Clutch bearing outer chase stuck in clutchbell
  60. Nitro Engine Question
  61. REX Engines USA
  62. Too much compression?
  63. Anyone use the Reds 4 shoe 32mm clutch?
  64. OS engines
  65. nova p5, werks b6 and orion CRF 3 port which one for truggy / buggy?
  66. Noob tuning help
  67. 3 engines, waht glow plugs do I need
  68. fx royal pipe similar brands
  69. .21 Engine Pipe Guide
  70. Help with converting Pullstart to Rotostart
  71. Idle Screw Help.
  72. RC Concepts
  73. Decided to practice porting and polishing engine parts. Tell me how I did.
  74. Bad O-Ring?
  75. Christmas Decisions
  76. Engine does not warm up unless I lean it.
  77. Best cheap .18-.21 engine?
  78. O.S. Speed Spec 2 Help
  79. After Run Oil
  80. General engine bearing question
  81. trouble with 3.3 engine
  82. Roma .25 VS Keep off XLS 21-7
  83. Are there 2 LSN tuning windows?
  84. Max power
  85. Reedy Racing Engines & Exhaust
  86. Properly cleaning new engine..
  87. HPI F 4.1 bearings
  88. RC10GT .15 runs away on stand
  89. How to Change a Rod
  90. question about my clutch
  91. Looking for my next engine
  92. X-Act Pefrormance .21 Nitro Engine
  93. New To Nitro............One Simple Question LOL
  94. Franken-engine.
  95. How to remove the sleeve from a Nova Rossi Beat 5.
  96. Question on priming
  97. BrandNew Original & New Release of i-Phone 6 , 5S / Samsung
  98. racing engine rebuilds
  99. Ninja B02 = OS which engine?
  100. Personal opinions about these 3 O.S. engines PLEASE!!!
  101. 1:8 NRB-5 Nitro Buggy won't start after Water damage
  102. History of the Nitro Engine
  103. Whats wrong with this* nitro engine brand?
  104. NEW Picco Boost 3TZ
  105. 8mm venturi
  106. Nitro Newb
  107. Go engine b21 help
  108. info on RB S5 L2G
  109. New Engine OS 21XR-B, Nova P5 or Werks B5?
  110. What temp does your Hyper 21 run at?
  111. piston/sleeve and overheating question
  112. Switching fuels
  113. Light or medium pinch
  114. pre-heating drawbacks?
  115. The best air filter
  116. Stuck sleeve, connecting rod broken?
  117. OS Speed B2101 engine
  118. What is meaning Of the PS rating of a glow engine!
  119. Custom tuned pipes???
  120. "NEW" OS Speed B2101 ENGINE!
  121. Any experience with the O.S. xr-b engine?
  122. What has been your best engine?
  123. Need help choosing engine+pipe
  124. Clunk VS Non-Clunk tanks
  125. Which OS 18 cvr for sc10gt
  126. which way does piston face in a TT-PRO 21
  127. Connecting rod question
  128. Grove inside clutch bell
  129. New OS speed this fall!!!!
  130. To oil or not to oil, that is the question...
  131. Novarossi P5XS
  132. Novarossi 2.5 smoke the Traxxas 3.3 and O.S 18?
  133. Replacement engine for xxx-nt What is a good cheap basher engine?
  134. Exhaust Spring info
  135. engine speed changes by lap
  136. what team orion engine is this?
  137. Engine backfires and dies?
  138. Does the hole alignment in the High Speed Needle matter?
  139. how long charging glow plug ignitor
  140. hyper .21 stalls coming off throttle
  141. Rex usa?
  142. Need Help Tuning Alpha Engine
  143. Broken screw in the crankshaft
  144. PipeSelection
  145. Meaning of 5+2
  146. One of these.
  147. How much would you pay for O.S based engines?
  148. Getting back into nitro
  149. NEED HELP PICCO 5TX OR WERKS B5 PRO
  150. Building an engine, pile of parts. Looking for mod ideas
  151. newb question
  152. Tuned Pipes, worth? Reedy 121VS.
  153. Broken screw in crankshaft
  154. Input on new engine!
  155. Force 15 help
  156. what's different?
  157. Dented pipe still good?
  158. What air filter oil to use?
  159. ProTek R/C 321B “Samurai” Off-Road 3-Port .21 Competition Buggy Engine (Turbo Plug) [
  160. $300 is the new $200..
  161. Conrod failure
  162. TRACKSTAR 12v nitro engine heater
  163. Engine warm up: what to do?
  164. What is it with OFNA's engines?
  165. Forged internal's in a nitro engine?
  166. Stepping up from rtr motors
  167. Recomendations on my Novarossi set-up.
  168. Thunder Tiger pro21 - factory settings
  169. Engine goes LEAN after jumps/long runs
  170. Engine help please
  171. LRP ZR.21X Spec.2 Nitro Competition Engine
  172. Question about rods: Force and Hyper.
  173. Force 28 wristpin disintegrated.
  174. Picco 5 TX !!!!
  175. 2090?
  176. Engine won't Idle!
  177. Jared Tebo's engine problems
  178. Kyosho Clutch Shoes
  179. OS XZB vs. Novarossi 21-4
  180. Puch Racing Fuel question
  181. Different engine break in routine.
  182. P5xlt?
  183. swork S7 tuned!
  184. How Should an Engine Look inside after a Day Racing?
  185. BB Revo Issues
  186. werks pro b6 vs reedy 121vr
  187. O.S. XZ .28
  188. Are OS engines with the short crank suitable for off road?
  189. Engine: what are the tools & equipement needed?
  190. can you help me tune my engine based on vids?
  191. Magen flashpoint fuel
  192. Engine cutting out after peak rpm
  193. Sidewinder strike team
  194. Hobbyking EG Sport/Go .21 $50 Engine Review (5/29/14)
  195. Replacing Steel Gears
  196. Buggy or Truggy better for Break-In
  197. Nitro car over heating
  198. LOSI TUNED PIPES
  199. LRP Spec 3 .28 Backplate
  200. Team Orion CRF 5 Port
  201. Measuring idle gap
  202. VP PowerMaster Fuel is now Clear!?
  203. Air filter
  204. soar seiki engines
  205. novarossi bloody or mugen beat b5?
  206. Buyer warning Protek Starter Box
  207. arrow gtr engines?
  208. LRP .30x
  209. Nitro Engine Cleaning and General maintenance
  210. How to know engine is fully broken in?
  211. HPI Savage x 4.6
  212. Need more run time. Novarossi P5xlt
  213. Engine storage
  214. Sidewinder Fuels
  215. Does anyone remember the Werks B7 Pro?
  216. bad fuel?
  217. "Japanese" Break-in method?
  218. which 1/8 offroad motor.. for someone used to race electric?
  219. engine tuning?
  220. Help me tune my engine video attached.
  221. For all those who said I cant do it!!
  222. JQ Engine
  223. Novarossi engine prices
  224. This Is A Rip Off
  225. Hole in my Carburetor Rubber Boots LSN
  226. Pro engine advice needed
  227. Lately popular engine choice
  228. Pipes for Alpha Club Racer?
  229. Ascendancy .21 rod??
  230. Can't decide on a new race engine for 3.0!!!
  231. Flame out after fuel stop?
  232. "easiest to tune" ENGINES
  233. Question on O.S. .21 XZ-B V2
  234. Why is filling in the crank with silicone a good thing?
  235. I left fuel inside the engine and tank
  236. Which engine for me ?
  237. 5.2 Not Firing Up
  238. Nitrage not starting... help
  239. Have you ever tried boiling a cylinder to test pinch?
  240. OS Carb on a grp/technopower motor
  241. Are tuned pipes with the same number identical?
  242. What caused this!?
  243. exhaust troubles
  244. tornado aro silicone safe?
  245. Has anyone tried the Long Stroke Supar-21 from HobbyKing?
  246. Starter box help
  247. LRP ZZ.21C spec2
  248. Official Champion RC thread.
  249. Dynamite Blue Thunder "First Run" Nitro Fuel?
  250. O.S. xz-b vII