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

: Evolution Engine Mods


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  1. 1984 Evolution flywheel/crank nut is loose
  2. End play
  3. Breathing--Big Sucker vs. Heavy Breather
  4. Need an Evo machine shop
  5. 1991 EVO - black engine paint
  6. Will all years fit my frame?
  7. Engine bogging down
  8. 1998 Road King hesitation/backfire
  9. S&S 113" made in 2002, any issues?
  10. S&S superstock heads
  11. What oil should be used on new rebuild
  12. Evo stock wheel clean up - question on powder coat
  13. EVO head identification
  14. Is 115# compression good?
  15. Need late model Evo Crank sensor screws p/n
  16. What difference in Rush baffles make?
  17. Question on assembly lube
  18. The need to breathe
  19. Looking for camshaft specs 80ci Evo
  20. FXR keeps needing spark plugs
  21. 98 RG EVO PM at 45K miles
  22. No oil presure
  23. Machining for a compression release
  24. EV27 cam/case interference
  25. Good ignition system for EVO
  26. What a bolt in cam (ev27) decked heads and port job feels like
  27. Head breather cases
  28. Help me out here please
  29. High oil pressure
  30. Wtf
  31. Lifters
  32. Mikuni jet/tuning recomendations
  33. Cam bearing?
  34. Ultima 113 surprised everyone
  35. Voes
  36. Crankcase year
  37. Cylinder location dowels (removal?)
  38. Need of better exhaust
  39. What's gonna break 1st?
  40. No spark?
  41. Need help diagnosing engine bogging ('98 evo)
  42. Andrews EV27 cam
  43. Starter question
  44. Rebuild options
  45. 98 Evo looking 4 some more power
  46. Crank and cam position sensors on 95' FLT
  47. 92 cases, 88 motor parts DONE! w/ pics
  48. Cam question and heads
  49. STD Evolution cylinder heads
  50. 127 El Bruto cam suggestion
  51. Compression
  52. 1997 flhri
  53. Help, stuttering that feels like fuel starvation
  54. S&S Super G Shorty jetting?
  55. Evo rebuild ring end gaps
  56. Crane cam hi-1 dual fire ignition questions
  57. Cam upgrade/flame thrower?
  58. Idle not really changing
  59. 99 nightrain build...lots of ?... advice/help needed
  60. New noise
  61. Engine vin question any ideas?
  62. 124ci s&S crate motor mods ?????
  63. Would like some "tuner Help" on a 131 evo ultima
  64. Lifter blocks
  65. Compression release installation
  66. Jerking motion when clutch in engaged
  67. 98 Fatboy neutral light issue
  68. Valve seat leaking?
  69. Need help 1988 parts going in to 92 cases
  70. S&S 124..will not run for 30 seconds
  71. Stock starter motor
  72. Pinion gear and cam?
  73. Cam and pinion measurement problems
  74. Case/cam cover question
  75. 1987 FXSTC engine balancing
  76. Has not run in 4 years
  77. Big bore cases with stock jugs?
  78. Oil cooler
  79. Bottom end for a 97" Evo
  80. Revolution performance 85" kit
  81. Ok let's talk base gaskets
  82. Carb jets, school me
  83. Axtell 97" feedback
  84. EVO cam bearing
  85. Top end rebuild and EV27 cam
  86. Just picked up a 94 Dyna Wide Glide. need cheap horsepower
  87. Andrews EV-3 in '93 EVO?
  88. Lifter question?
  89. S&S 103" Evo opinions?
  90. S&S head info
  91. Ring gap?
  92. KB pistons
  93. Adjustable pushrod covers
  94. 1989 EVO 1340 base gaskets
  95. Valve height and pressure?
  96. Wheels?
  97. 127 Ultima not firing front cylinder
  98. FNG with performance questions
  99. H&L 131 Questions and hopefully answers
  100. How much can I bore an Evo
  101. Formula to fig. CR
  102. 131 inch need a better cam
  103. What can be done about the finish of stock cylinders?
  104. S&S 113 hop up
  105. 1988 HD EVO.....is it worth the $?
  106. HARLEY SE 536 cams
  107. Compression release
  108. S&S EVO question
  109. Help ID roller tip rockers
  110. Inner primary
  111. More compression more power
  112. What carb jetting for rebuilt Evo
  113. Are there any 9.5 c.r. heads out there?
  114. Oil tank trouble
  115. Piston skirts
  116. Andrews cam
  117. V.o.e.s.?
  118. Bolt in camshaft - noticeable difference?
  119. Fatso pistons
  120. No baffle?
  121. Fatso head mods
  122. Air cleaners for Evo with Mikuni hsr42?
  123. Rod problems front cylinder
  124. Question on mikuni hsr42
  125. Question about flywheel
  126. VOES, doh ray mee
  127. Best cam for 89 inch stroker
  128. Rocker boxes
  129. Speedo issue
  130. Magna Charger on 107" S&S
  131. Exhaust size
  132. Anyone heard or have got a bad cam from Andrews?
  133. Wonder how this'll run?
  134. Oil breather at bottom of crank case problems
  135. End play on Evo cam, too much?
  136. Much talk about builds
  137. CRANE 1-1101LG & Bone Stock EVO 80
  138. CV or S&S Super-E?
  139. EV-46 and CV carb, good combo?
  140. S&S B2 manifold dimensions
  141. Head and or bottom breather
  142. Calculating C\R from cranking PSI
  143. Out of ideas, even Dynatek couldn't help
  144. S&S 113 w/520 cam upgrade or not.
  145. First COMPLETE REBUILD DONE!
  146. Edelbrock heads for Evo, any good?
  147. Max. compression for an EV46
  148. Top-end "blues"
  149. Piston hitting head
  150. Higher comp pistons
  151. WOT hesitation
  152. Has anyone tried one of these?
  153. Sounds great with a few revs then dies
  154. A good oil cooler
  155. Holding a manual compression release
  156. !999 EVO 1340 Timing marks?
  157. What is the best timing to run?
  158. cam is loud..
  159. Easy Float Bowl Drain Screw?
  160. Ok new problem... Oil tank gets full while running..
  161. cam question
  162. Ok well I breathed life into her today,, after total LOSS
  163. all a sudden today I had white smoke on start up!
  164. Never use anything but a harley manual
  165. Stage 3 enough?
  166. Need help first EVO build
  167. Having problem dialing carb all the way!
  168. HELP Info needed
  169. stator? How do I know what size AMPS it was
  170. possible manifold leak?
  171. Throttle body spacer?
  172. good ol ignition help please, dyna with harley
  173. cylinder bore question
  174. Another question.
  175. Think i damaged something. Need help.
  176. Cam install weirdness
  177. Atell 97ci Big Bore kit
  178. another cam/pinion question
  179. well I got the bike back together now no spark
  180. She started, 5x ran 8 min CAME APART LIKE A GRINDER
  181. heads back from big boyz!!!
  182. Intake valves
  183. clutch for 131
  184. Andrews EV-57 vs EV-79
  185. nose cone
  186. Camshaft end float....
  187. Carb thoughts??
  188. Killer cycle CV carb
  189. 110" Fatvo Fatso
  190. S&S Super Sidewinder bolt pattern?
  191. Powder coat, want to remove it to metal fast?
  192. Base Gaskets, JAMES VS COSMETIC, COPPER?
  193. Putting the FXR back together. Suggestions wanted
  194. Exhaust suggestions
  195. Minimum valve spring clearance with rocker cover?
  196. 113in suggestions
  197. Ultima engine cases
  198. Almost finished with the winter upgrades
  199. Newbie question, a little help?
  200. End gap range?
  201. Cam options
  202. My combo ... thoughts
  203. Oil routing question
  204. Jims 1361
  205. Name that washer!
  206. Top end rebuild for two FXRs
  207. Time to finally tear down
  208. looking for performance exh. for custom
  209. Fueling lifters
  210. Crankcase bolts?
  211. Evo to twin cam swap
  212. Recomendation...JACK PLATE Connect Motor/Tranny
  213. Cam Suggestions
  214. hq23 in 80evo
  215. SU carb info
  216. RB racing lsr 2 into 1
  217. Needle shimming
  218. Kuryakyn Hypercharger enrichener?
  219. what size pipes for a 108
  220. Newbie looking for advice
  221. EVO ignition question
  222. timing
  223. Head work?
  224. Anybody do a Zippers 80/80Hp?
  225. anyone running a d&m performance cone filter
  226. S&S-Crane Cams
  227. SE heads source
  228. 80" cracked bottom what would you do?
  229. 87 flhtc
  230. se57 or ev46 cam? thoughts?
  231. Ev-35 & ev-7
  232. 4-valve head Evo motors
  233. Proper DYNA 2000 ICM Settings
  234. Input Needed: Building a Respectable EVO For My Chopper
  235. Contemplating Dyna S ignition upgrade
  236. Questions about intake manifold for my 85 FXR
  237. Zippers Evo 80/80 Kit
  238. Can't find Screaming Eagle ignition, best alternative?
  239. 113 cu in on a 2000 superglide?
  240. crane hi-4 ignition question
  241. Helping a stranger & making a friend
  242. S&S Shorty Carb, what do I have?
  243. new cam and springs, new lifters as well?
  244. beading new pistons?
  245. Perceptions of the EV-46
  246. Engine running very rough
  247. What's the worse that could result?
  248. Single Fire Coil Installation & plug wires
  249. relieving engine boss for camshaft clearance?
  250. Fresh rebuild ... backfiring