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

: Evolution Engine Mods


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  1. Anti seize?
  2. Valve stem seals? Help
  3. Pull the jugs? Change the rings?
  4. What do I do about this? Is it still usuable?
  5. 10.5:1 comp Evo needs a better cam!!!
  6. s&s 96" connectors
  7. Converting S&S 113 with super G to Mikuni.
  8. Mod has been bery good to me!
  9. HELP !!!!! Bike is running but flat in 4th gear / 3/4 throttle or WOT
  10. 1998 M&M efi to carb wont fire
  11. 124 TP engine
  12. Direct Swap
  13. Head work or not
  14. New project, Top end kit from Hastings.
  15. Nub valve spring compressor
  16. over heating evo
  17. need help making an ultima 113 nicer.new cam.?
  18. Shop redoing my engine asking for another $1k
  19. 99 Fatboy oil leaking heads w/5000 miles
  20. Sick of blue loctite
  21. Noisy Valve Train
  22. parts for a cam change
  23. Vtwin OIL routing and puffs of smoke from breather Bell
  24. guide me on building my EVO!
  25. S&S Beehive springs on a hot rod EVO
  26. James or Cometic Head Gaskets?
  27. S&S V111 motor in Dyna frame
  28. Dynatech 2000i
  29. Static valve to piston clearance good enough?
  30. Help!
  31. HD case swap question
  32. Upcoming winter project questions
  33. AFR on carb, a GREAT big Help
  34. Thoughts on over Sq
  35. Tame the tiger a bit
  36. Valves reworked
  37. Doherty Power Vents
  38. Seat help
  39. Performance cam for Evo motor 1993 Dyna
  40. 92 FL electrical pains
  41. Whole new top end. where to start?
  42. 1990 80" Evo motor
  43. Compression ratio after milling heads
  44. Real new with real problems
  45. Where to find a minature O2 sensor & mounting flange
  46. Newly acquired 80 in
  47. Oil pump check
  48. S&S 96" Long block modification - max bore size
  49. Tatro machine
  50. Serrations on lower valve locator ...
  51. Anyone using Ultima cases?
  52. Cam cover won't fit due to pinion shaft nut
  53. Carb/cam changes and hard starting after sitting
  54. Stage 3 Tuning Advice (1995 Evo)
  55. 1994 EVO info
  56. Is this EVO motor worh it?
  57. Pros or cons on Ultra Evo replacement
  58. I'm doing some refreshing on my 98 Fatboy
  59. Need help with an 89" stroker
  60. Cylinder base gasket
  61. Head bolt seized on cylinder stud = spun stud!
  62. Cam for a 98 Springer
  63. 1995 EVO ignition module
  64. How many miles are too many?
  65. Upgrading my 1996 1340 Evo
  66. DS lifter blocks
  67. Red Shift 559, 10:1 Wiseco's, Manley valves+springs in a 1998 Evo Road King
  68. Head flow
  69. New member
  70. Factory black paint
  71. Chamber volume needed 80" evo
  72. Noob needing advice
  73. Jetting suggestions
  74. Cam? New build
  75. What size primary tubes?
  76. Valve springs
  77. Carb harness
  78. Andrews EV27 sweet spot
  79. Stock intake vs. Mikuni?
  80. Upgrade 1996 EVO
  81. Cam bearing to bushing
  82. '93 Evo upgrades
  83. Cam size help
  84. Pop, pop, pop
  85. Evo 120 which one to get?
  86. Flhtc 1991 air cleaner backplate
  87. JIMS Oil Pump install
  88. Rich running Road King
  89. Cam idle characteristics
  90. SE stage 2 perfomance software
  91. Evo cam question
  92. Evo CV carb jetting
  93. Axtell 88 ci quad cam first startup video
  94. Chain chafing inner primary
  95. Left case bearing insert
  96. 1984 Evolution flywheel/crank nut is loose
  97. End play
  98. Breathing--Big Sucker vs. Heavy Breather
  99. Need an Evo machine shop
  100. 1991 EVO - black engine paint
  101. Will all years fit my frame?
  102. Engine bogging down
  103. 1998 Road King hesitation/backfire
  104. S&S 113" made in 2002, any issues?
  105. S&S superstock heads
  106. What oil should be used on new rebuild
  107. Evo stock wheel clean up - question on powder coat
  108. EVO head identification
  109. Is 115# compression good?
  110. Need late model Evo Crank sensor screws p/n
  111. What difference in Rush baffles make?
  112. Question on assembly lube
  113. The need to breathe
  114. Looking for camshaft specs 80ci Evo
  115. FXR keeps needing spark plugs
  116. 98 RG EVO PM at 45K miles
  117. No oil presure
  118. Machining for a compression release
  119. EV27 cam/case interference
  120. Good ignition system for EVO
  121. What a bolt in cam (ev27) decked heads and port job feels like
  122. Head breather cases
  123. Help me out here please
  124. High oil pressure
  125. Wtf
  126. Lifters
  127. Mikuni jet/tuning recomendations
  128. Cam bearing?
  129. Ultima 113 surprised everyone
  130. Voes
  131. Crankcase year
  132. Cylinder location dowels (removal?)
  133. Need of better exhaust
  134. What's gonna break 1st?
  135. No spark?
  136. Need help diagnosing engine bogging ('98 evo)
  137. Andrews EV27 cam
  138. Starter question
  139. Rebuild options
  140. 98 Evo looking 4 some more power
  141. Crank and cam position sensors on 95' FLT
  142. 92 cases, 88 motor parts DONE! w/ pics
  143. Cam question and heads
  144. STD Evolution cylinder heads
  145. 127 El Bruto cam suggestion
  146. Compression
  147. 1997 flhri
  148. Help, stuttering that feels like fuel starvation
  149. S&S Super G Shorty jetting?
  150. Evo rebuild ring end gaps
  151. Crane cam hi-1 dual fire ignition questions
  152. Cam upgrade/flame thrower?
  153. Idle not really changing
  154. 99 nightrain build...lots of ?... advice/help needed
  155. New noise
  156. Engine vin question any ideas?
  157. 124ci s&S crate motor mods ?????
  158. Would like some "tuner Help" on a 131 evo ultima
  159. Lifter blocks
  160. Compression release installation
  161. Jerking motion when clutch in engaged
  162. 98 Fatboy neutral light issue
  163. Valve seat leaking?
  164. Need help 1988 parts going in to 92 cases
  165. S&S 124..will not run for 30 seconds
  166. Stock starter motor
  167. Pinion gear and cam?
  168. Cam and pinion measurement problems
  169. Case/cam cover question
  170. 1987 FXSTC engine balancing
  171. Has not run in 4 years
  172. Big bore cases with stock jugs?
  173. Oil cooler
  174. Bottom end for a 97" Evo
  175. Revolution performance 85" kit
  176. Ok let's talk base gaskets
  177. Carb jets, school me
  178. Axtell 97" feedback
  179. EVO cam bearing
  180. Top end rebuild and EV27 cam
  181. Just picked up a 94 Dyna Wide Glide. need cheap horsepower
  182. Andrews EV-3 in '93 EVO?
  183. Lifter question?
  184. S&S 103" Evo opinions?
  185. S&S head info
  186. Ring gap?
  187. KB pistons
  188. Adjustable pushrod covers
  189. 1989 EVO 1340 base gaskets
  190. Valve height and pressure?
  191. Wheels?
  192. 127 Ultima not firing front cylinder
  193. FNG with performance questions
  194. H&L 131 Questions and hopefully answers
  195. How much can I bore an Evo
  196. Formula to fig. CR
  197. 131 inch need a better cam
  198. What can be done about the finish of stock cylinders?
  199. S&S 113 hop up
  200. 1988 HD EVO.....is it worth the $?
  201. HARLEY SE 536 cams
  202. Compression release
  203. S&S EVO question
  204. Help ID roller tip rockers
  205. Inner primary
  206. More compression more power
  207. What carb jetting for rebuilt Evo
  208. Are there any 9.5 c.r. heads out there?
  209. Oil tank trouble
  210. Piston skirts
  211. Andrews cam
  212. V.o.e.s.?
  213. Bolt in camshaft - noticeable difference?
  214. Fatso pistons
  215. No baffle?
  216. Fatso head mods
  217. Air cleaners for Evo with Mikuni hsr42?
  218. Rod problems front cylinder
  219. Question on mikuni hsr42
  220. Question about flywheel
  221. VOES, doh ray mee
  222. Best cam for 89 inch stroker
  223. Rocker boxes
  224. Speedo issue
  225. Magna Charger on 107" S&S
  226. Exhaust size
  227. Anyone heard or have got a bad cam from Andrews?
  228. Wonder how this'll run?
  229. Oil breather at bottom of crank case problems
  230. End play on Evo cam, too much?
  231. Much talk about builds
  232. CRANE 1-1101LG & Bone Stock EVO 80
  233. CV or S&S Super-E?
  234. EV-46 and CV carb, good combo?
  235. S&S B2 manifold dimensions
  236. Head and or bottom breather
  237. Calculating C\R from cranking PSI
  238. Out of ideas, even Dynatek couldn't help
  239. S&S 113 w/520 cam upgrade or not.
  240. First COMPLETE REBUILD DONE!
  241. Edelbrock heads for Evo, any good?
  242. Max. compression for an EV46
  243. Top-end "blues"
  244. Piston hitting head
  245. Higher comp pistons
  246. WOT hesitation
  247. Has anyone tried one of these?
  248. Sounds great with a few revs then dies
  249. A good oil cooler
  250. Holding a manual compression release