Evolution Engine Mods [Archive] - V-Twin Forum : Harley-Davidson Motorcycle Forums

: Evolution Engine Mods


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  1. performance cam for Evo motor 1993 dyna
  2. 92 FL electrical pains
  3. Whole new top end. where to start?
  4. 1990 80" evo motor
  5. Compression ratio after milling heads
  6. Real new with real problems
  7. Where to find a minature O2 sensor & mounting flange
  8. Newly acquired 80 in
  9. Oil pump check
  10. S&S 96" Long block modification - max bore size
  11. Tatro machine
  12. Serrations on lower valve locator ...
  13. Anyone using Ultima cases?
  14. Cam cover won't fit due to pinion shaft nut
  15. Carb/cam changes and hard starting after sitting
  16. Stage 3 Tuning Advice (1995 Evo)
  17. 1994 EVO info
  18. Is this EVO motor worh it?
  19. Pros or cons on Ultra Evo replacement
  20. I'm doing some refreshing on my 98 Fatboy
  21. Need help with an 89" stroker
  22. Cylinder base gasket
  23. Head bolt seized on cylinder stud = spun stud!
  24. Cam for a 98 Springer
  25. 1995 EVO ignition module
  26. How many miles are too many?
  27. Upgrading my 1996 1340 Evo
  28. DS lifter blocks
  29. Red Shift 559, 10:1 Wiseco's, Manley valves+springs in a 1998 Evo Road King
  30. Head flow
  31. New member
  32. Factory black paint
  33. Chamber volume needed 80" evo
  34. Noob needing advice
  35. Jetting suggestions
  36. Cam? New build
  37. What size primary tubes?
  38. Valve springs
  39. Carb harness
  40. Andrews EV27 sweet spot
  41. Stock intake vs. Mikuni?
  42. Upgrade 1996 EVO
  43. Cam bearing to bushing
  44. '93 Evo upgrades
  45. Cam size help
  46. Pop, pop, pop
  47. Evo 120 which one to get?
  48. Flhtc 1991 air cleaner backplate
  49. JIMS Oil Pump install
  50. Rich running Road King
  51. Cam idle characteristics
  52. SE stage 2 perfomance software
  53. Evo cam question
  54. Evo CV carb jetting
  55. Axtell 88 ci quad cam first startup video
  56. Chain chafing inner primary
  57. Left case bearing insert
  58. 1984 Evolution flywheel/crank nut is loose
  59. End play
  60. Breathing--Big Sucker vs. Heavy Breather
  61. Need an Evo machine shop
  62. 1991 EVO - black engine paint
  63. Will all years fit my frame?
  64. Engine bogging down
  65. 1998 Road King hesitation/backfire
  66. S&S 113" made in 2002, any issues?
  67. S&S superstock heads
  68. What oil should be used on new rebuild
  69. Evo stock wheel clean up - question on powder coat
  70. EVO head identification
  71. Is 115# compression good?
  72. Need late model Evo Crank sensor screws p/n
  73. What difference in Rush baffles make?
  74. Question on assembly lube
  75. The need to breathe
  76. Looking for camshaft specs 80ci Evo
  77. FXR keeps needing spark plugs
  78. 98 RG EVO PM at 45K miles
  79. No oil presure
  80. Machining for a compression release
  81. EV27 cam/case interference
  82. Good ignition system for EVO
  83. What a bolt in cam (ev27) decked heads and port job feels like
  84. Head breather cases
  85. Help me out here please
  86. High oil pressure
  87. Wtf
  88. Lifters
  89. Mikuni jet/tuning recomendations
  90. Cam bearing?
  91. Ultima 113 surprised everyone
  92. Voes
  93. Crankcase year
  94. Cylinder location dowels (removal?)
  95. Need of better exhaust
  96. What's gonna break 1st?
  97. No spark?
  98. Need help diagnosing engine bogging ('98 evo)
  99. Andrews EV27 cam
  100. Starter question
  101. Rebuild options
  102. 98 Evo looking 4 some more power
  103. Crank and cam position sensors on 95' FLT
  104. 92 cases, 88 motor parts DONE! w/ pics
  105. Cam question and heads
  106. STD Evolution cylinder heads
  107. 127 El Bruto cam suggestion
  108. Compression
  109. 1997 flhri
  110. Help, stuttering that feels like fuel starvation
  111. S&S Super G Shorty jetting?
  112. Evo rebuild ring end gaps
  113. Crane cam hi-1 dual fire ignition questions
  114. Cam upgrade/flame thrower?
  115. Idle not really changing
  116. 99 nightrain build...lots of ?... advice/help needed
  117. New noise
  118. Engine vin question any ideas?
  119. 124ci s&S crate motor mods ?????
  120. Would like some "tuner Help" on a 131 evo ultima
  121. Lifter blocks
  122. Compression release installation
  123. Jerking motion when clutch in engaged
  124. 98 Fatboy neutral light issue
  125. Valve seat leaking?
  126. Need help 1988 parts going in to 92 cases
  127. S&S 124..will not run for 30 seconds
  128. Stock starter motor
  129. Pinion gear and cam?
  130. Cam and pinion measurement problems
  131. Case/cam cover question
  132. 1987 FXSTC engine balancing
  133. Has not run in 4 years
  134. Big bore cases with stock jugs?
  135. Oil cooler
  136. Bottom end for a 97" Evo
  137. Revolution performance 85" kit
  138. Ok let's talk base gaskets
  139. Carb jets, school me
  140. Axtell 97" feedback
  141. EVO cam bearing
  142. Top end rebuild and EV27 cam
  143. Just picked up a 94 Dyna Wide Glide. need cheap horsepower
  144. Andrews EV-3 in '93 EVO?
  145. Lifter question?
  146. S&S 103" Evo opinions?
  147. S&S head info
  148. Ring gap?
  149. KB pistons
  150. Adjustable pushrod covers
  151. 1989 EVO 1340 base gaskets
  152. Valve height and pressure?
  153. Wheels?
  154. 127 Ultima not firing front cylinder
  155. FNG with performance questions
  156. H&L 131 Questions and hopefully answers
  157. How much can I bore an Evo
  158. Formula to fig. CR
  159. 131 inch need a better cam
  160. What can be done about the finish of stock cylinders?
  161. S&S 113 hop up
  162. 1988 HD EVO.....is it worth the $?
  163. HARLEY SE 536 cams
  164. Compression release
  165. S&S EVO question
  166. Help ID roller tip rockers
  167. Inner primary
  168. More compression more power
  169. What carb jetting for rebuilt Evo
  170. Are there any 9.5 c.r. heads out there?
  171. Oil tank trouble
  172. Piston skirts
  173. Andrews cam
  174. V.o.e.s.?
  175. Bolt in camshaft - noticeable difference?
  176. Fatso pistons
  177. No baffle?
  178. Fatso head mods
  179. Air cleaners for Evo with Mikuni hsr42?
  180. Rod problems front cylinder
  181. Question on mikuni hsr42
  182. Question about flywheel
  183. VOES, doh ray mee
  184. Best cam for 89 inch stroker
  185. Rocker boxes
  186. Speedo issue
  187. Magna Charger on 107" S&S
  188. Exhaust size
  189. Anyone heard or have got a bad cam from Andrews?
  190. Wonder how this'll run?
  191. Oil breather at bottom of crank case problems
  192. End play on Evo cam, too much?
  193. Much talk about builds
  194. CRANE 1-1101LG & Bone Stock EVO 80
  195. CV or S&S Super-E?
  196. EV-46 and CV carb, good combo?
  197. S&S B2 manifold dimensions
  198. Head and or bottom breather
  199. Calculating C\R from cranking PSI
  200. Out of ideas, even Dynatek couldn't help
  201. S&S 113 w/520 cam upgrade or not.
  202. First COMPLETE REBUILD DONE!
  203. Edelbrock heads for Evo, any good?
  204. Max. compression for an EV46
  205. Top-end "blues"
  206. Piston hitting head
  207. Higher comp pistons
  208. WOT hesitation
  209. Has anyone tried one of these?
  210. Sounds great with a few revs then dies
  211. A good oil cooler
  212. Holding a manual compression release
  213. !999 EVO 1340 Timing marks?
  214. What is the best timing to run?
  215. cam is loud..
  216. Easy Float Bowl Drain Screw?
  217. Ok new problem... Oil tank gets full while running..
  218. cam question
  219. Ok well I breathed life into her today,, after total LOSS
  220. all a sudden today I had white smoke on start up!
  221. Never use anything but a harley manual
  222. Stage 3 enough?
  223. Need help first EVO build
  224. Having problem dialing carb all the way!
  225. HELP Info needed
  226. stator? How do I know what size AMPS it was
  227. possible manifold leak?
  228. Throttle body spacer?
  229. good ol ignition help please, dyna with harley
  230. cylinder bore question
  231. Another question.
  232. Think i damaged something. Need help.
  233. Cam install weirdness
  234. Atell 97ci Big Bore kit
  235. another cam/pinion question
  236. well I got the bike back together now no spark
  237. She started, 5x ran 8 min CAME APART LIKE A GRINDER
  238. heads back from big boyz!!!
  239. Intake valves
  240. clutch for 131
  241. Andrews EV-57 vs EV-79
  242. nose cone
  243. Camshaft end float....
  244. Carb thoughts??
  245. Killer cycle CV carb
  246. 110" Fatvo Fatso
  247. S&S Super Sidewinder bolt pattern?
  248. Powder coat, want to remove it to metal fast?
  249. Base Gaskets, JAMES VS COSMETIC, COPPER?
  250. Putting the FXR back together. Suggestions wanted