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

: Evolution Engine Mods


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  1. 84 heads
  2. 88 inch harley crate motor
  3. Heads milled 0.050" and 1.900" intake
  4. CV carb adaptor flange questions
  5. noise normal?
  6. temp guage
  7. Bolt-On performance for your EVO
  8. Need advice on an evo...
  9. 1990 EVO Engine problem.
  10. Anti seize?
  11. Valve stem seals? Help
  12. Pull the jugs? Change the rings?
  13. What do I do about this? Is it still usuable?
  14. 10.5:1 comp Evo needs a better cam!!!
  15. s&s 96" connectors
  16. Converting S&S 113 with super G to Mikuni.
  17. Mod has been bery good to me!
  18. HELP !!!!! Bike is running but flat in 4th gear / 3/4 throttle or WOT
  19. 1998 M&M efi to carb wont fire
  20. 124 TP engine
  21. Direct Swap
  22. Head work or not
  23. New project, Top end kit from Hastings.
  24. Nub valve spring compressor
  25. over heating evo
  26. need help making an ultima 113 nicer.new cam.?
  27. Shop redoing my engine asking for another $1k
  28. 99 Fatboy oil leaking heads w/5000 miles
  29. Sick of blue loctite
  30. Noisy Valve Train
  31. parts for a cam change
  32. Vtwin OIL routing and puffs of smoke from breather Bell
  33. guide me on building my EVO!
  34. S&S Beehive springs on a hot rod EVO
  35. James or Cometic Head Gaskets?
  36. S&S V111 motor in Dyna frame
  37. Dynatech 2000i
  38. Static valve to piston clearance good enough?
  39. Help!
  40. HD case swap question
  41. Upcoming winter project questions
  42. AFR on carb, a GREAT big Help
  43. Thoughts on over Sq
  44. Tame the tiger a bit
  45. Valves reworked
  46. Doherty Power Vents
  47. Seat help
  48. Performance cam for Evo motor 1993 Dyna
  49. 92 FL electrical pains
  50. Whole new top end. where to start?
  51. 1990 80" Evo motor
  52. Compression ratio after milling heads
  53. Real new with real problems
  54. Where to find a minature O2 sensor & mounting flange
  55. Newly acquired 80 in
  56. Oil pump check
  57. S&S 96" Long block modification - max bore size
  58. Tatro machine
  59. Serrations on lower valve locator ...
  60. Anyone using Ultima cases?
  61. Cam cover won't fit due to pinion shaft nut
  62. Carb/cam changes and hard starting after sitting
  63. Stage 3 Tuning Advice (1995 Evo)
  64. 1994 EVO info
  65. Is this EVO motor worh it?
  66. Pros or cons on Ultra Evo replacement
  67. I'm doing some refreshing on my 98 Fatboy
  68. Need help with an 89" stroker
  69. Cylinder base gasket
  70. Head bolt seized on cylinder stud = spun stud!
  71. Cam for a 98 Springer
  72. 1995 EVO ignition module
  73. How many miles are too many?
  74. Upgrading my 1996 1340 Evo
  75. DS lifter blocks
  76. Red Shift 559, 10:1 Wiseco's, Manley valves+springs in a 1998 Evo Road King
  77. Head flow
  78. New member
  79. Factory black paint
  80. Chamber volume needed 80" evo
  81. Noob needing advice
  82. Jetting suggestions
  83. Cam? New build
  84. What size primary tubes?
  85. Valve springs
  86. Carb harness
  87. Andrews EV27 sweet spot
  88. Stock intake vs. Mikuni?
  89. Upgrade 1996 EVO
  90. Cam bearing to bushing
  91. '93 Evo upgrades
  92. Cam size help
  93. Pop, pop, pop
  94. Evo 120 which one to get?
  95. Flhtc 1991 air cleaner backplate
  96. JIMS Oil Pump install
  97. Rich running Road King
  98. Cam idle characteristics
  99. SE stage 2 perfomance software
  100. Evo cam question
  101. Evo CV carb jetting
  102. Axtell 88 ci quad cam first startup video
  103. Chain chafing inner primary
  104. Left case bearing insert
  105. 1984 Evolution flywheel/crank nut is loose
  106. End play
  107. Breathing--Big Sucker vs. Heavy Breather
  108. Need an Evo machine shop
  109. 1991 EVO - black engine paint
  110. Will all years fit my frame?
  111. Engine bogging down
  112. 1998 Road King hesitation/backfire
  113. S&S 113" made in 2002, any issues?
  114. S&S superstock heads
  115. What oil should be used on new rebuild
  116. Evo stock wheel clean up - question on powder coat
  117. EVO head identification
  118. Is 115# compression good?
  119. Need late model Evo Crank sensor screws p/n
  120. What difference in Rush baffles make?
  121. Question on assembly lube
  122. The need to breathe
  123. Looking for camshaft specs 80ci Evo
  124. FXR keeps needing spark plugs
  125. 98 RG EVO PM at 45K miles
  126. No oil presure
  127. Machining for a compression release
  128. EV27 cam/case interference
  129. Good ignition system for EVO
  130. What a bolt in cam (ev27) decked heads and port job feels like
  131. Head breather cases
  132. Help me out here please
  133. High oil pressure
  134. Wtf
  135. Lifters
  136. Mikuni jet/tuning recomendations
  137. Cam bearing?
  138. Ultima 113 surprised everyone
  139. Voes
  140. Crankcase year
  141. Cylinder location dowels (removal?)
  142. Need of better exhaust
  143. What's gonna break 1st?
  144. No spark?
  145. Need help diagnosing engine bogging ('98 evo)
  146. Andrews EV27 cam
  147. Starter question
  148. Rebuild options
  149. 98 Evo looking 4 some more power
  150. Crank and cam position sensors on 95' FLT
  151. 92 cases, 88 motor parts DONE! w/ pics
  152. Cam question and heads
  153. STD Evolution cylinder heads
  154. 127 El Bruto cam suggestion
  155. Compression
  156. 1997 flhri
  157. Help, stuttering that feels like fuel starvation
  158. S&S Super G Shorty jetting?
  159. Evo rebuild ring end gaps
  160. Crane cam hi-1 dual fire ignition questions
  161. Cam upgrade/flame thrower?
  162. Idle not really changing
  163. 99 nightrain build...lots of ?... advice/help needed
  164. New noise
  165. Engine vin question any ideas?
  166. 124ci s&S crate motor mods ?????
  167. Would like some "tuner Help" on a 131 evo ultima
  168. Lifter blocks
  169. Compression release installation
  170. Jerking motion when clutch in engaged
  171. 98 Fatboy neutral light issue
  172. Valve seat leaking?
  173. Need help 1988 parts going in to 92 cases
  174. S&S 124..will not run for 30 seconds
  175. Stock starter motor
  176. Pinion gear and cam?
  177. Cam and pinion measurement problems
  178. Case/cam cover question
  179. 1987 FXSTC engine balancing
  180. Has not run in 4 years
  181. Big bore cases with stock jugs?
  182. Oil cooler
  183. Bottom end for a 97" Evo
  184. Revolution performance 85" kit
  185. Ok let's talk base gaskets
  186. Carb jets, school me
  187. Axtell 97" feedback
  188. EVO cam bearing
  189. Top end rebuild and EV27 cam
  190. Just picked up a 94 Dyna Wide Glide. need cheap horsepower
  191. Andrews EV-3 in '93 EVO?
  192. Lifter question?
  193. S&S 103" Evo opinions?
  194. S&S head info
  195. Ring gap?
  196. KB pistons
  197. Adjustable pushrod covers
  198. 1989 EVO 1340 base gaskets
  199. Valve height and pressure?
  200. Wheels?
  201. 127 Ultima not firing front cylinder
  202. FNG with performance questions
  203. H&L 131 Questions and hopefully answers
  204. How much can I bore an Evo
  205. Formula to fig. CR
  206. 131 inch need a better cam
  207. What can be done about the finish of stock cylinders?
  208. S&S 113 hop up
  209. 1988 HD EVO.....is it worth the $?
  210. HARLEY SE 536 cams
  211. Compression release
  212. S&S EVO question
  213. Help ID roller tip rockers
  214. Inner primary
  215. More compression more power
  216. What carb jetting for rebuilt Evo
  217. Are there any 9.5 c.r. heads out there?
  218. Oil tank trouble
  219. Piston skirts
  220. Andrews cam
  221. V.o.e.s.?
  222. Bolt in camshaft - noticeable difference?
  223. Fatso pistons
  224. No baffle?
  225. Fatso head mods
  226. Air cleaners for Evo with Mikuni hsr42?
  227. Rod problems front cylinder
  228. Question on mikuni hsr42
  229. Question about flywheel
  230. VOES, doh ray mee
  231. Best cam for 89 inch stroker
  232. Rocker boxes
  233. Speedo issue
  234. Magna Charger on 107" S&S
  235. Exhaust size
  236. Anyone heard or have got a bad cam from Andrews?
  237. Wonder how this'll run?
  238. Oil breather at bottom of crank case problems
  239. End play on Evo cam, too much?
  240. Much talk about builds
  241. CRANE 1-1101LG & Bone Stock EVO 80
  242. CV or S&S Super-E?
  243. EV-46 and CV carb, good combo?
  244. S&S B2 manifold dimensions
  245. Head and or bottom breather
  246. Calculating C\R from cranking PSI
  247. Out of ideas, even Dynatek couldn't help
  248. S&S 113 w/520 cam upgrade or not.
  249. First COMPLETE REBUILD DONE!
  250. Edelbrock heads for Evo, any good?