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

: Evolution Engine Technical Discussion


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  1. Turbo install on a early Evo
  2. Time to dig into the tank?
  3. Need part number for oil pump fitting '98 Evo
  4. Missing and backfiring carb and pipes
  5. 1984 FXST transmission
  6. Throtle binding
  7. Tappet sticking in the tappet block
  8. Evo ignition system rec
  9. Double checking oil filter for '98 FLHTCI
  10. 1995 EVO and Mobil 1 Synthetic Oil
  11. Head CC
  12. Cam change complete
  13. Charging problems
  14. NEEDED: Exhausting answers !~ 98 Dyna
  15. Oil from crankcase go on primary case
  16. Primary noise/whine
  17. Replacement lifters
  18. Need help with solenoid
  19. Stock cam for cam bearing installation
  20. Cleaning and inspection for cam change
  21. Question about noisy lifters
  22. Are all 82-95 switches the same? Seeing different part numbers?
  23. Was wondering what the average cranking pressure in the cylinders is
  24. Specs of 1998 80" Evo Intake studs?
  25. Think I f'ed up my motor-Please help
  26. No oil to the rockers on a 93 EVO
  27. Glowing red
  28. HD Engine reman program - at what mileage is it an option?
  29. Cam sensor melting?
  30. Frozen engine
  31. Super Stock ignition trouble shoot
  32. 1988 1340 Evo backfirer
  33. Alternator rotor
  34. That adjustment screw in the clutch
  35. 88 heritage starter
  36. Flasher relay
  37. Another top end/base gasket
  38. Evo lifter noise ... unusual
  39. EVO oil usage
  40. Where is grounding strap located?
  41. Oil pouring out from air filter
  42. WTF is that?
  43. RTFM! How badly did I mess up?
  44. Ign. sensor plate
  45. Help ID part
  46. Replacing clutch cable
  47. 87 Evolution primary chain replacement
  48. Backfire and compensator bottoming out when starting
  49. 1998 Evo cam gasket material?
  50. Mystery crankshaft
  51. Cam lift rocker ratio
  52. Puking tranny
  53. Converting a 97 ultra classic to carb
  54. Engine knocking
  55. 97 Ultra Classic efi problem
  56. Jim's pinion shaft
  57. Won't start compensator bottoms out and bacfires
  58. 2003 Road King died 1/2 mile from home...starter?
  59. Motor number help please pics included
  60. 99 Softail blowing oil
  61. Whining and whistling 99 Evo
  62. Oil does not want to stay in!
  63. Wrist pin length
  64. Looking for suggestions
  65. Reinstalling motor
  66. 94 flstc won't turn over
  67. Camshaft question
  68. Air/fuel ratio gauge
  69. Possibly need new head gasket
  70. 124 s+s blowing oil out crank vent
  71. Iridium plugs
  72. Welding cases
  73. Engine breaking up
  74. Cruise control system removal?
  75. 96 FLHRI missing
  76. Tappet storage
  77. My 80 CID Evo is sprung leaks all over
  78. Missing FXR
  79. Engine cranks over but will not start
  80. Can a brand of oil cause this much destruction?
  81. How many miles cam bearings and lifters
  82. Help! Weird problem
  83. Pre lube woes
  84. Help - major rebuild needed
  85. Igniton problem?
  86. White smoke new EVO build
  87. Retarded Timing = Better MPG? WTF?
  88. Cam question
  89. Fuel line routing question, 88 FXRS
  90. What is this part called?
  91. How MoCo reman isn't what they promise!
  92. lookin for 1 1/2 buckhorns
  93. VOES and RPMs
  94. Need Engine Help/Advice
  95. Tappet Leak - question on repair
  96. Jetting suggestions for S&S 113" W/Super-G
  97. Advice/Help needed, 95 evo
  98. Oil line bolt size?
  99. Hot wire a a bike
  100. Can't restart bike after it reaches operating temperature
  101. 96 Evo push rods, too tight to reassemble?
  102. 1987 XLH Evolution oil pump repair
  103. Primary cover stuck on, tips to break it loose?
  104. Sweaty nose cone
  105. EVO height
  106. Would like to have some info on EVOs
  107. Casebolt Oil Leak on 93 FXR
  108. ? on my evo today
  109. Experience with MoCo reman program?
  110. Leaking above petcock?
  111. Pulled cylinder stud
  112. Compression releases
  113. Normal or not?
  114. Any help would be great! Need some advice
  115. Evolution valve seal?
  116. Oil coming form front exaust port
  117. Used engine: What's it worth?
  118. New to Evo some pointers please
  119. Confused- starter?
  120. Ignition problem
  121. Oil pressure on 96 S&S 0 to 10?
  122. Help with choking/popping issue
  123. Cylinder hissing with no spark plugs
  124. 89 Evo BT no inner cam bearing?
  125. S&S 113 valve cover gaskets
  126. Pushrod Question
  127. Late 84 electra glide classic engine noise
  128. slow acceleration
  129. Replaced lifters/low oil pressure
  130. Split VOES pipe - discontinued part
  131. Evo Head Torque - proper process?
  132. Adjustable Push Rod Install question
  133. Bent an Exhaust Valve... How? Why?
  134. Valve / lifter noise question
  135. Oh Yeah! Done and Run!
  136. Oil cooler
  137. 95 FLHT wierd brake light circuit issues
  138. Speedo not reading right
  139. 99 Fatboy sputtering at high rpm
  140. Pinion shaft inner race removal and installation
  141. Nylon parts in engine
  142. Need some troubleshooting help
  143. valve noise.
  144. 96 Evo Timing marks picture, is this right?
  145. 1996 Evo. Need parts identified from Rocker covers or cam/timing cover r?
  146. head work vs bigger pistons and bore?
  147. Exhaust pipes
  148. help......
  149. Nothing
  150. Rocker cover assembly
  151. starter drive extension thru inner primary
  152. Exhaust valve leak question
  153. Friggin valve guide seals are beating me!
  154. Rough Idle and stumble under light throttle
  155. '99 FXST Crankcase Breather Issue
  156. 1996 FLHT Spun Cam Bearing
  157. Base gasket
  158. Timing Cover Removal
  159. White smoke
  160. Primary chain oil
  161. Fouled Plugs
  162. lots of valve noise
  163. over tourqed heads! help
  164. first ride an bike is breaking up bad!!!
  165. 1996 FLHT Lifter adjustment?
  166. Cannot solve cv carb issues
  167. Replace cylinder or not?
  168. 1988 softail custom solenoid plunger boot.
  169. hyper charger on s&s super g
  170. My 1st Fuel Tank Reseal Starts Today
  171. No mufflers affect idle?
  172. Head studs and bolts question
  173. Red Locktite :(
  174. which would be better?
  175. Reading pistons
  176. Fuel valve w/o vacuum shut off
  177. Starter Question
  178. Seems to be running warm.
  179. rocker arm covers
  180. 92 evo clatter
  181. Tuning carb
  182. first time harley evo build
  183. Looks like paint inside fuel tank??
  184. Ring gap question
  185. Possible Rebuild. Issues?
  186. Another Voltage Regulator Question
  187. looking for torque specs. help needed
  188. Evo cylinder installation question
  189. Spring Cleaning/Rebuild
  190. Fuel Knock Hell
  191. Torguing The Heads down.
  192. Piston Ring Installation
  193. One cylinder not working - blowing spark plugs
  194. Dellorto Carb on Evo ?
  195. Lock Tite on engine bolts and nuts?
  196. Doesn't like freewheeling!
  197. Factory Cylinder Studs.
  198. Fuel Issue.
  199. 1992 fxlr let her breath ?
  200. Compensator sprocket
  201. Early Evo 5 speed + open belt?
  202. Another what is it engine mystery
  203. Questions on Evo -- breather and cam
  204. Heads weeping oil
  205. 97 Ultra won't start
  206. 96 FLHT Engine dies problem
  207. Piston ring decision
  208. Question on black S&S Evo cases?
  209. Gearcover gasket
  210. Another VOLS question
  211. Updated Part Number 32405-88
  212. EVO breather questions
  213. Shovel/evo height
  214. 99 Softail - Too much compression?
  215. Engine number
  216. Carb or ignition. What's the solution?
  217. Evo Ignition
  218. Help after market cam timing marks on a 91 fxr
  219. Questions about high CR
  220. 111 ci S&S Oil System Plumbing
  221. This is no fun to see
  222. Question on EVO Motor Maintenance
  223. Buying S&S 111
  224. Motor clear coat removal?
  225. bendix gear in primary
  226. '97 FXSTC is slow to start?
  227. Engine RPM at given speeds
  228. Rev tech starter question
  229. Rear jug exhaust leak blowing into carb and stalling bike at idle
  230. 94' Electra Carb Leaking Fuel - Why
  231. Primary drain plug FUBAR
  232. Busted crank
  233. Used 80" Evo question
  234. Stripped threads on transmission case
  235. JB weld...DEVCON...or is there something better?
  236. Vibration under seat
  237. How much cfm
  238. All kinds of "ghost stories"
  239. Ghost in the machine
  240. rebuilt engine with rocker box noise
  241. 2000 Road Glide crazy electrical issues
  242. Screamin eagle piston question
  243. Rear wheel wooble
  244. VOEs question
  245. How far will an evo go?
  246. What years are interchangeable?
  247. VOES Help
  248. cam cover
  249. Starter shaft problems
  250. breaking pinion shaft keyway 90 fxstc