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

: Evolution Engine Mods


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