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

: Evolution Engine Technical Discussion


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