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

: Evolution Engine Mods


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  1. I'm doing some refreshing on my 98 Fatboy
  2. Need help with an 89" stroker
  3. Cylinder base gasket
  4. Head bolt seized on cylinder stud = spun stud!
  5. Cam for a 98 Springer
  6. 1995 EVO ignition module
  7. How many miles are too many?
  8. Upgrading my 1996 1340 Evo
  9. DS lifter blocks
  10. Red Shift 559, 10:1 Wiseco's, Manley valves+springs in a 1998 Evo Road King
  11. Head flow
  12. New member
  13. Factory black paint
  14. Chamber volume needed 80" evo
  15. Noob needing advice
  16. Jetting suggestions
  17. Cam? New build
  18. What size primary tubes?
  19. Valve springs
  20. Carb harness
  21. Andrews EV27 sweet spot
  22. Stock intake vs. Mikuni?
  23. Upgrade 1996 EVO
  24. Cam bearing to bushing
  25. '93 Evo upgrades
  26. Cam size help
  27. Pop, pop, pop
  28. Evo 120 which one to get?
  29. Flhtc 1991 air cleaner backplate
  30. JIMS Oil Pump install
  31. Rich running Road King
  32. Cam idle characteristics
  33. SE stage 2 perfomance software
  34. Evo cam question
  35. Evo CV carb jetting
  36. Axtell 88 ci quad cam first startup video
  37. Chain chafing inner primary
  38. Left case bearing insert
  39. 1984 Evolution flywheel/crank nut is loose
  40. End play
  41. Breathing--Big Sucker vs. Heavy Breather
  42. Need an Evo machine shop
  43. 1991 EVO - black engine paint
  44. Will all years fit my frame?
  45. Engine bogging down
  46. 1998 Road King hesitation/backfire
  47. S&S 113" made in 2002, any issues?
  48. S&S superstock heads
  49. What oil should be used on new rebuild
  50. Evo stock wheel clean up - question on powder coat
  51. EVO head identification
  52. Is 115# compression good?
  53. Need late model Evo Crank sensor screws p/n
  54. What difference in Rush baffles make?
  55. Question on assembly lube
  56. The need to breathe
  57. Looking for camshaft specs 80ci Evo
  58. FXR keeps needing spark plugs
  59. 98 RG EVO PM at 45K miles
  60. No oil presure
  61. Machining for a compression release
  62. EV27 cam/case interference
  63. Good ignition system for EVO
  64. What a bolt in cam (ev27) decked heads and port job feels like
  65. Head breather cases
  66. Help me out here please
  67. High oil pressure
  68. Wtf
  69. Lifters
  70. Mikuni jet/tuning recomendations
  71. Cam bearing?
  72. Ultima 113 surprised everyone
  73. Voes
  74. Crankcase year
  75. Cylinder location dowels (removal?)
  76. Need of better exhaust
  77. What's gonna break 1st?
  78. No spark?
  79. Need help diagnosing engine bogging ('98 evo)
  80. Andrews EV27 cam
  81. Starter question
  82. Rebuild options
  83. 98 Evo looking 4 some more power
  84. Crank and cam position sensors on 95' FLT
  85. 92 cases, 88 motor parts DONE! w/ pics
  86. Cam question and heads
  87. STD Evolution cylinder heads
  88. 127 El Bruto cam suggestion
  89. Compression
  90. 1997 flhri
  91. Help, stuttering that feels like fuel starvation
  92. S&S Super G Shorty jetting?
  93. Evo rebuild ring end gaps
  94. Crane cam hi-1 dual fire ignition questions
  95. Cam upgrade/flame thrower?
  96. Idle not really changing
  97. 99 nightrain build...lots of ?... advice/help needed
  98. New noise
  99. Engine vin question any ideas?
  100. 124ci s&S crate motor mods ?????
  101. Would like some "tuner Help" on a 131 evo ultima
  102. Lifter blocks
  103. Compression release installation
  104. Jerking motion when clutch in engaged
  105. 98 Fatboy neutral light issue
  106. Valve seat leaking?
  107. Need help 1988 parts going in to 92 cases
  108. S&S 124..will not run for 30 seconds
  109. Stock starter motor
  110. Pinion gear and cam?
  111. Cam and pinion measurement problems
  112. Case/cam cover question
  113. 1987 FXSTC engine balancing
  114. Has not run in 4 years
  115. Big bore cases with stock jugs?
  116. Oil cooler
  117. Bottom end for a 97" Evo
  118. Revolution performance 85" kit
  119. Ok let's talk base gaskets
  120. Carb jets, school me
  121. Axtell 97" feedback
  122. EVO cam bearing
  123. Top end rebuild and EV27 cam
  124. Just picked up a 94 Dyna Wide Glide. need cheap horsepower
  125. Andrews EV-3 in '93 EVO?
  126. Lifter question?
  127. S&S 103" Evo opinions?
  128. S&S head info
  129. Ring gap?
  130. KB pistons
  131. Adjustable pushrod covers
  132. 1989 EVO 1340 base gaskets
  133. Valve height and pressure?
  134. Wheels?
  135. 127 Ultima not firing front cylinder
  136. FNG with performance questions
  137. H&L 131 Questions and hopefully answers
  138. How much can I bore an Evo
  139. Formula to fig. CR
  140. 131 inch need a better cam
  141. What can be done about the finish of stock cylinders?
  142. S&S 113 hop up
  143. 1988 HD EVO.....is it worth the $?
  144. HARLEY SE 536 cams
  145. Compression release
  146. S&S EVO question
  147. Help ID roller tip rockers
  148. Inner primary
  149. More compression more power
  150. What carb jetting for rebuilt Evo
  151. Are there any 9.5 c.r. heads out there?
  152. Oil tank trouble
  153. Piston skirts
  154. Andrews cam
  155. V.o.e.s.?
  156. Bolt in camshaft - noticeable difference?
  157. Fatso pistons
  158. No baffle?
  159. Fatso head mods
  160. Air cleaners for Evo with Mikuni hsr42?
  161. Rod problems front cylinder
  162. Question on mikuni hsr42
  163. Question about flywheel
  164. VOES, doh ray mee
  165. Best cam for 89 inch stroker
  166. Rocker boxes
  167. Speedo issue
  168. Magna Charger on 107" S&S
  169. Exhaust size
  170. Anyone heard or have got a bad cam from Andrews?
  171. Wonder how this'll run?
  172. Oil breather at bottom of crank case problems
  173. End play on Evo cam, too much?
  174. Much talk about builds
  175. CRANE 1-1101LG & Bone Stock EVO 80
  176. CV or S&S Super-E?
  177. EV-46 and CV carb, good combo?
  178. S&S B2 manifold dimensions
  179. Head and or bottom breather
  180. Calculating C\R from cranking PSI
  181. Out of ideas, even Dynatek couldn't help
  182. S&S 113 w/520 cam upgrade or not.
  183. First COMPLETE REBUILD DONE!
  184. Edelbrock heads for Evo, any good?
  185. Max. compression for an EV46
  186. Top-end "blues"
  187. Piston hitting head
  188. Higher comp pistons
  189. WOT hesitation
  190. Has anyone tried one of these?
  191. Sounds great with a few revs then dies
  192. A good oil cooler
  193. Holding a manual compression release
  194. !999 EVO 1340 Timing marks?
  195. What is the best timing to run?
  196. cam is loud..
  197. Easy Float Bowl Drain Screw?
  198. Ok new problem... Oil tank gets full while running..
  199. cam question
  200. Ok well I breathed life into her today,, after total LOSS
  201. all a sudden today I had white smoke on start up!
  202. Never use anything but a harley manual
  203. Stage 3 enough?
  204. Need help first EVO build
  205. Having problem dialing carb all the way!
  206. HELP Info needed
  207. stator? How do I know what size AMPS it was
  208. possible manifold leak?
  209. Throttle body spacer?
  210. good ol ignition help please, dyna with harley
  211. cylinder bore question
  212. Another question.
  213. Think i damaged something. Need help.
  214. Cam install weirdness
  215. Atell 97ci Big Bore kit
  216. another cam/pinion question
  217. well I got the bike back together now no spark
  218. She started, 5x ran 8 min CAME APART LIKE A GRINDER
  219. heads back from big boyz!!!
  220. Intake valves
  221. clutch for 131
  222. Andrews EV-57 vs EV-79
  223. nose cone
  224. Camshaft end float....
  225. Carb thoughts??
  226. Killer cycle CV carb
  227. 110" Fatvo Fatso
  228. S&S Super Sidewinder bolt pattern?
  229. Powder coat, want to remove it to metal fast?
  230. Base Gaskets, JAMES VS COSMETIC, COPPER?
  231. Putting the FXR back together. Suggestions wanted
  232. Exhaust suggestions
  233. Minimum valve spring clearance with rocker cover?
  234. 113in suggestions
  235. Ultima engine cases
  236. Almost finished with the winter upgrades
  237. Newbie question, a little help?
  238. End gap range?
  239. Cam options
  240. My combo ... thoughts
  241. Oil routing question
  242. Jims 1361
  243. Name that washer!
  244. Top end rebuild for two FXRs
  245. Time to finally tear down
  246. looking for performance exh. for custom
  247. Fueling lifters
  248. Crankcase bolts?
  249. Evo to twin cam swap
  250. Recomendation...JACK PLATE Connect Motor/Tranny