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

: Evolution Engine Technical Discussion


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  1. Grinding / rubbing / friction engine noise
  2. Clutch problem help!
  3. FXDWG 97 with 88 single cam. Need tutorial on how to change all the fluids.
  4. Knock knock ... 84 80 inch
  5. 98 ultra choking down on startup/runaway idle
  6. Install free lifters?
  7. Oil hoses
  8. Clutch issue on '06 1200 Sporty
  9. 85 Dyna FXSB starter won't spin
  10. 92 Fatboy won't start
  11. New rocker box
  12. Name of part
  13. Cylinder studs
  14. Still chasing the gremlin
  15. 84 evo starter question
  16. Another ticking EVO question
  17. Chasing the ignition gremlin
  18. What size gaskets?
  19. Requesting expert opinion on spark plug change, from BREU silverstones
  20. DIY disasters anyone?
  21. Timing reminder
  22. Compression release should pop when?
  23. Red glowing pipes.
  24. Cam and points cover gasket
  25. Pushrod diameter?
  26. Ticking time bomb?!?!?
  27. White/grayish smoke
  28. Carb fuel inlet
  29. Throttle problem
  30. Broken pressure fitting in block
  31. Pushrods
  32. 110 oil dump
  33. Yet another newb oil question
  34. Oil pump shaft clip
  35. Steping up, 80 vs 88"
  36. Stripped head studs
  37. Bike charges only when headlight is out
  38. Motor factory ignition settings & diagram
  39. SE ign modual 32655-98
  40. Starter or electrical?
  41. 1997 Dyna FXDL S&S Super E addition
  42. Bottom end rebuild? Maybe? Input appreciated
  43. Is it really the starter?
  44. Evo engine starter question
  45. Oil on right side of bike, figured out why, need advice please!
  46. S&S inner cam bearing
  47. Cam position sensor melting. To replace or not to replace
  48. Oil on right side of bike, don't know why?
  49. Question about head gaskets
  50. Twin cam air cleaner on an evo
  51. Evo cam bearing
  52. Need help bad blow by/oil coming out of carb on 98 Fatboy
  53. Backfiring from front cylinder, over fueling?
  54. 89 EVO crank faliure
  55. Case paint?
  56. Case Paint?
  57. Head gasket's failure
  58. Rear cylinder overheating ... bad
  59. 1989 Evo top end rebuild
  60. Evo startup issues
  61. 93 EVO to Dyno or not
  62. 9 digit vin stamped on case?
  63. Starter issues on 80"Evo
  64. Cracked evo case - need advice/opinions
  65. Engine flutters, loses power
  66. S&S IST ignition?
  67. Extra spark when turning off key switch?
  68. Cheap Books
  69. Evolution engine swapping
  70. Petcock won't shut off
  71. Broken speedo cable ends?
  72. Cam give away
  73. Freshin up the Dyna, need help
  74. Motor is done
  75. Please help me pick a cam
  76. Lifter roller bad need advice
  77. Twin Cam in Evo frame
  78. Evo motor smokes
  79. Jackshaft out of alignment
  80. CV carb help
  81. Starter issues
  82. Starting a 97" Evo
  83. Need help please
  84. What is going on with this ignition
  85. Engine knock and oil light comes on at idle when hot
  86. please help a little smoke
  87. New to harley HELP please
  88. Bike Sat Now Burns Oil
  89. 95 Evo rear jug knock?
  90. 99 FXSTC strange noises, oil has air bubbles
  91. Air/fuel ratio question
  92. Engine whine 3
  93. EVO - any "bad" years?
  94. Jetting and spark plug evaluation
  95. Need to oil soak lifters?
  96. At 61k, '97 Evo ready to blow
  97. Engine whine 2
  98. Very Evasive Problem
  99. Slobbering
  100. Stop me before it's too late
  101. Spit, stutter and miss
  102. Confessions of a bad wrench
  103. Tappet oiling
  104. Noob question about plug wires
  105. Engine whine
  106. Evo oil problem
  107. Evo puking oil out while cranking
  108. Question about head gasket replacement
  109. 1985 FLT starter relay
  110. Replacing OEM header pipes with True Duals
  111. ECM to carburetor
  112. Crazy speedo
  113. Softail maintenance
  114. 95 Road King
  115. Oil temp question
  116. Lost power
  117. 87 XLH Sportster 883
  118. Evo bottom end
  119. My 97 Dyna Lowrider will not start/floods out.
  120. Timing or carburetor adjusted wrong?
  121. 1987 Evo motor an OK year?
  122. Another oil breather puke thread
  123. Comp cams
  124. NOT another pinion & cam gear question!.. Or is it?
  125. More scoot in 80in EVO with MM EFI
  126. crackle to exhaust after PC 111 install
  127. Solenoid
  128. Turns over does not start
  129. 883 Sporty issue
  130. 1984 Evo electrical problems
  131. Hard start after sitting in the rain
  132. Reed valve, oil pump rénovations. Whats thé deal
  133. Timer cover holes vertical or horizontal
  134. Do I rehone or rebore cylinders?
  135. Leak behind my primary 1986 FLHTC 5 speed
  136. Oil intermittently puking out of crankcase breather while running
  137. Crankcase stud bolt backing out?
  138. Rattling Evo brake pads
  139. '90 Fat Boy high idle problem… I need help
  140. EVO HEAD Identification
  141. Knock/tap/tic
  142. Early and late EVO pinion gear
  143. evo pinion help
  144. EVO exhaust
  145. Oil pump question
  146. Dumb oil seal question
  147. Missfiring
  148. Starter/primary seal
  149. Pinon bearing color?
  150. Kickstart release clicking sound
  151. 1989 FLHTC Evo- starter relay
  152. 1990 FLHTC troubleshooting
  153. Breather gear is tight
  154. Fueling lifter failed, cometic valve guide seal issues
  155. Setting timing on my Revtech 88 Easy
  156. Mikuni 42 Float needle
  157. 97 FLT won't start
  158. Cam/gasket/lifter change..final questionaire
  159. 96 Road King wont idle
  160. Regulator voltage too high?
  161. Wide open throttle/load problem?
  162. Ultima R1 carb air bleed jet?
  163. S&S pushrod length?
  164. Spark plug read
  165. Strong vibration
  166. Trying to figure out this extra spacer that came with ultima 6 speed
  167. Cam and lifters
  168. Gearcase oil seal removal
  169. Speedometer goes berserk!
  170. ...yeah I did
  171. 91 FXRS loses engine power when hot
  172. How do I r&r the starter assembly on my 1986 FLHTC
  173. 97 inch EVO
  174. No oil pressure!
  175. Starter issues
  176. Turbo install on a early Evo
  177. Time to dig into the tank?
  178. Need part number for oil pump fitting '98 Evo
  179. Missing and backfiring carb and pipes
  180. 1984 FXST transmission
  181. Throtle binding
  182. Tappet sticking in the tappet block
  183. Evo ignition system rec
  184. Double checking oil filter for '98 FLHTCI
  185. 1995 EVO and Mobil 1 Synthetic Oil
  186. Head CC
  187. Cam change complete
  188. Charging problems
  189. NEEDED: Exhausting answers !~ 98 Dyna
  190. Oil from crankcase go on primary case
  191. Primary noise/whine
  192. Replacement lifters
  193. Need help with solenoid
  194. Stock cam for cam bearing installation
  195. Cleaning and inspection for cam change
  196. Question about noisy lifters
  197. Are all 82-95 switches the same? Seeing different part numbers?
  198. Was wondering what the average cranking pressure in the cylinders is
  199. Specs of 1998 80" Evo Intake studs?
  200. Think I f'ed up my motor-Please help
  201. No oil to the rockers on a 93 EVO
  202. Glowing red
  203. HD engine reman program - at what mileage is it an option?
  204. Cam sensor melting?
  205. Frozen engine
  206. Super Stock ignition trouble shoot
  207. 1988 1340 Evo backfirer
  208. Alternator rotor
  209. That adjustment screw in the clutch
  210. 88 heritage starter
  211. Flasher relay
  212. Another top end/base gasket
  213. Evo lifter noise ... unusual
  214. EVO oil usage
  215. Where is grounding strap located?
  216. Oil pouring out from air filter
  217. WTF is that?
  218. RTFM! How badly did I mess up?
  219. Ign. sensor plate
  220. Help ID part
  221. Replacing clutch cable
  222. 87 Evolution primary chain replacement
  223. Backfire and compensator bottoming out when starting
  224. 1998 Evo cam gasket material?
  225. Mystery crankshaft
  226. Cam lift rocker ratio
  227. Puking tranny
  228. Converting a 97 ultra classic to carb
  229. Engine knocking
  230. 97 Ultra Classic efi problem
  231. Jim's pinion shaft
  232. Won't start compensator bottoms out and bacfires
  233. 2003 Road King died 1/2 mile from home...starter?
  234. Motor number help please pics included
  235. 99 Softail blowing oil
  236. Whining and whistling 99 Evo
  237. Oil does not want to stay in!
  238. Wrist pin length
  239. Looking for suggestions
  240. Reinstalling motor
  241. 94 flstc won't turn over
  242. Camshaft question
  243. Air/fuel ratio gauge
  244. Possibly need new head gasket
  245. 124 s+s blowing oil out crank vent
  246. Iridium plugs
  247. Welding cases
  248. Engine breaking up
  249. Cruise control system removal?
  250. 96 FLHRI missing