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

: Evolution Engine Technical Discussion


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