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

: Evolution Engine Mods


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