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

: Evolution Engine Technical Discussion


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  1. 99 FXSTC strange noises, oil has air bubbles
  2. Air/fuel ratio question
  3. Engine whine 3
  4. EVO - any "bad" years?
  5. Jetting and spark plug evaluation
  6. Need to oil soak lifters?
  7. At 61k, '97 Evo ready to blow...
  8. Engine whine 2
  9. Very Evasive Problem
  10. Slobbering
  11. Stop me before it's too late
  12. Spit, stutter and miss
  13. Confessions of a bad wrench
  14. Tappet oiling
  15. Noob question about plug wires
  16. Engine whine
  17. Evo oil problem
  18. Evo puking oil out while cranking
  19. Question about head gasket replacement
  20. 1985 FLT starter relay
  21. Replacing OEM header pipes with True Duals
  22. ECM to carburetor
  23. Crazy speedo
  24. Softail maintenance
  25. 95 Road King
  26. Oil temp question
  27. Lost power
  28. 87 XLH Sportster 883
  29. Evo bottom end
  30. My 97 Dyna Lowrider will not start/floods out.
  31. Timing or carburetor adjusted wrong?
  32. 1987 Evo motor an OK year?
  33. Another oil breather puke thread
  34. Comp cams
  35. NOT another pinion & cam gear question!.. Or is it?
  36. More scoot in 80in EVO with MM EFI
  37. crackle to exhaust after PC 111 install
  38. Solenoid
  39. Turns over does not start
  40. 883 Sporty issue
  41. 1984 Evo electrical problems
  42. Hard start after sitting in the rain
  43. Reed valve, oil pump rénovations. Whats thé deal
  44. Timer cover holes vertical or horizontal
  45. Do I rehone or rebore cylinders?
  46. Leak behind my primary 1986 FLHTC 5 speed
  47. Oil intermittently puking out of crankcase breather while running
  48. Crankcase stud bolt backing out?
  49. Rattling Evo brake pads
  50. '90 Fat Boy high idle problem… I need help
  51. EVO HEAD Identification
  52. Knock/tap/tic
  53. Early and late EVO pinion gear
  54. evo pinion help
  55. EVO exhaust
  56. Oil pump question
  57. Dumb oil seal question
  58. Missfiring
  59. Starter/primary seal
  60. Pinon bearing color?
  61. Kickstart release clicking sound
  62. 1989 FLHTC Evo- starter relay
  63. 1990 FLHTC troubleshooting
  64. Breather gear is tight
  65. Fueling lifter failed, cometic valve guide seal issues
  66. Setting timing on my Revtech 88 Easy
  67. Mikuni 42 Float needle
  68. 97 FLT won't start
  69. Cam/gasket/lifter change..final questionaire
  70. 96 Road King wont idle
  71. Regulator voltage too high?
  72. Wide open throttle/load problem?
  73. Ultima R1 carb air bleed jet?
  74. S&S pushrod length?
  75. Spark plug read
  76. Strong vibration
  77. Trying to figure out this extra spacer that came with ultima 6 speed
  78. Cam and lifters
  79. Gearcase oil seal removal
  80. Speedometer goes berserk!
  81. ...yeah I did
  82. 91 FXRS loses engine power when hot
  83. How do I r&r the starter assembly on my 1986 FLHTC
  84. 97 inch EVO
  85. No oil pressure!
  86. Starter issues
  87. Turbo install on a early Evo
  88. Time to dig into the tank?
  89. Need part number for oil pump fitting '98 Evo
  90. Missing and backfiring carb and pipes
  91. 1984 FXST transmission
  92. Throtle binding
  93. Tappet sticking in the tappet block
  94. Evo ignition system rec
  95. Double checking oil filter for '98 FLHTCI
  96. 1995 EVO and Mobil 1 Synthetic Oil
  97. Head CC
  98. Cam change complete
  99. Charging problems
  100. NEEDED: Exhausting answers !~ 98 Dyna
  101. Oil from crankcase go on primary case
  102. Primary noise/whine
  103. Replacement lifters
  104. Need help with solenoid
  105. Stock cam for cam bearing installation
  106. Cleaning and inspection for cam change
  107. Question about noisy lifters
  108. Are all 82-95 switches the same? Seeing different part numbers?
  109. Was wondering what the average cranking pressure in the cylinders is
  110. Specs of 1998 80" Evo Intake studs?
  111. Think I f'ed up my motor-Please help
  112. No oil to the rockers on a 93 EVO
  113. Glowing red
  114. HD engine reman program - at what mileage is it an option?
  115. Cam sensor melting?
  116. Frozen engine
  117. Super Stock ignition trouble shoot
  118. 1988 1340 Evo backfirer
  119. Alternator rotor
  120. That adjustment screw in the clutch
  121. 88 heritage starter
  122. Flasher relay
  123. Another top end/base gasket
  124. Evo lifter noise ... unusual
  125. EVO oil usage
  126. Where is grounding strap located?
  127. Oil pouring out from air filter
  128. WTF is that?
  129. RTFM! How badly did I mess up?
  130. Ign. sensor plate
  131. Help ID part
  132. Replacing clutch cable
  133. 87 Evolution primary chain replacement
  134. Backfire and compensator bottoming out when starting
  135. 1998 Evo cam gasket material?
  136. Mystery crankshaft
  137. Cam lift rocker ratio
  138. Puking tranny
  139. Converting a 97 ultra classic to carb
  140. Engine knocking
  141. 97 Ultra Classic efi problem
  142. Jim's pinion shaft
  143. Won't start compensator bottoms out and bacfires
  144. 2003 Road King died 1/2 mile from home...starter?
  145. Motor number help please pics included
  146. 99 Softail blowing oil
  147. Whining and whistling 99 Evo
  148. Oil does not want to stay in!
  149. Wrist pin length
  150. Looking for suggestions
  151. Reinstalling motor
  152. 94 flstc won't turn over
  153. Camshaft question
  154. Air/fuel ratio gauge
  155. Possibly need new head gasket
  156. 124 s+s blowing oil out crank vent
  157. Iridium plugs
  158. Welding cases
  159. Engine breaking up
  160. Cruise control system removal?
  161. 96 FLHRI missing
  162. Tappet storage
  163. My 80 CID Evo is sprung leaks all over
  164. Missing FXR
  165. Engine cranks over but will not start
  166. Can a brand of oil cause this much destruction?
  167. How many miles cam bearings and lifters
  168. Help! Weird problem
  169. Pre lube woes
  170. Help - major rebuild needed
  171. Igniton problem?
  172. White smoke new EVO build
  173. Retarded Timing = Better MPG? WTF?
  174. Cam question
  175. Fuel line routing question, 88 FXRS
  176. What is this part called?
  177. How MoCo reman isn't what they promise!
  178. lookin for 1 1/2 buckhorns
  179. VOES and RPMs
  180. Need Engine Help/Advice
  181. Tappet Leak - question on repair
  182. Jetting suggestions for S&S 113" W/Super-G
  183. Advice/Help needed, 95 evo
  184. Oil line bolt size?
  185. Hot wire a a bike
  186. Can't restart bike after it reaches operating temperature
  187. 96 Evo push rods, too tight to reassemble?
  188. 1987 XLH Evolution oil pump repair
  189. Primary cover stuck on, tips to break it loose?
  190. Sweaty nose cone
  191. EVO height
  192. Would like to have some info on EVOs
  193. Casebolt Oil Leak on 93 FXR
  194. ? on my evo today
  195. Experience with MoCo reman program?
  196. Leaking above petcock?
  197. Pulled cylinder stud
  198. Compression releases
  199. Normal or not?
  200. Any help would be great! Need some advice
  201. Evolution valve seal?
  202. Oil coming form front exaust port
  203. Used engine: What's it worth?
  204. New to Evo some pointers please
  205. Confused- starter?
  206. Ignition problem
  207. Oil pressure on 96 S&S 0 to 10?
  208. Help with choking/popping issue
  209. Cylinder hissing with no spark plugs
  210. 89 Evo BT no inner cam bearing?
  211. S&S 113 valve cover gaskets
  212. Pushrod Question
  213. Late 84 electra glide classic engine noise
  214. slow acceleration
  215. Replaced lifters/low oil pressure
  216. Split VOES pipe - discontinued part
  217. Evo Head Torque - proper process?
  218. Adjustable Push Rod Install question
  219. Bent an Exhaust Valve... How? Why?
  220. Valve / lifter noise question
  221. Oh Yeah! Done and Run!
  222. Oil cooler
  223. 95 FLHT wierd brake light circuit issues
  224. Speedo not reading right
  225. 99 Fatboy sputtering at high rpm
  226. Pinion shaft inner race removal and installation
  227. Nylon parts in engine
  228. Need some troubleshooting help
  229. valve noise.
  230. 96 Evo Timing marks picture, is this right?
  231. 1996 Evo. Need parts identified from Rocker covers or cam/timing cover r?
  232. head work vs bigger pistons and bore?
  233. Exhaust pipes
  234. help......
  235. Nothing
  236. Rocker cover assembly
  237. starter drive extension thru inner primary
  238. Exhaust valve leak question
  239. Friggin valve guide seals are beating me!
  240. Rough Idle and stumble under light throttle
  241. '99 FXST Crankcase Breather Issue
  242. 1996 FLHT Spun Cam Bearing
  243. Base gasket
  244. Timing Cover Removal
  245. White smoke
  246. Primary chain oil
  247. Fouled Plugs
  248. lots of valve noise
  249. over tourqed heads! help
  250. first ride an bike is breaking up bad!!!