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

: Evolution Engine Technical Discussion


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