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

: Evolution Engine Technical Discussion


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  1. Crank spline oil leak help!
  2. Can anyone identify this clutch basket, need plates!
  3. Volumetric efficiency
  4. Oil leak quick help? identify threaded hole
  5. Starter issues 1999 Heritage Softail
  6. Evo 3-7/8 spigot cases
  7. Softtail FXSTC 1999 stalls att high speed?
  8. S&S Evo problems
  9. Do I have a starter problem?
  10. 1997 Road King
  11. Grinding / rubbing / friction engine noise
  12. Clutch problem help!
  13. FXDWG 97 with 88 single cam. Need tutorial on how to change all the fluids.
  14. Knock knock ... 84 80 inch
  15. 98 ultra choking down on startup/runaway idle
  16. Oil everywhere
  17. Install free lifters?
  18. Oil hoses
  19. Clutch issue on '06 1200 Sporty
  20. 85 Dyna FXSB starter won't spin
  21. 92 Fatboy won't start
  22. New rocker box
  23. Name of part
  24. Cylinder studs
  25. Still chasing the gremlin
  26. 84 evo starter question
  27. Another ticking EVO question
  28. Chasing the ignition gremlin
  29. What size gaskets?
  30. Requesting expert opinion on spark plug change, from BREU silverstones
  31. DIY disasters anyone?
  32. Timing reminder
  33. Compression release should pop when?
  34. Red glowing pipes.
  35. Cam and points cover gasket
  36. Pushrod diameter?
  37. Ticking time bomb?!?!?
  38. White/grayish smoke
  39. Carb fuel inlet
  40. Throttle problem
  41. Broken pressure fitting in block
  42. Pushrods
  43. 110 oil dump
  44. Yet another newb oil question
  45. Oil pump shaft clip
  46. Steping up, 80 vs 88"
  47. Stripped head studs
  48. Bike charges only when headlight is out
  49. Motor factory ignition settings & diagram
  50. SE ign modual 32655-98
  51. Starter or electrical?
  52. 1997 Dyna FXDL S&S Super E addition
  53. Bottom end rebuild? Maybe? Input appreciated
  54. Is it really the starter?
  55. Evo engine starter question
  56. Oil on right side of bike, figured out why, need advice please!
  57. S&S inner cam bearing
  58. Cam position sensor melting. To replace or not to replace
  59. Oil on right side of bike, don't know why?
  60. Question about head gaskets
  61. Twin cam air cleaner on an evo
  62. Evo cam bearing
  63. Need help bad blow by/oil coming out of carb on 98 Fatboy
  64. Backfiring from front cylinder, over fueling?
  65. 89 EVO crank faliure
  66. Case paint?
  67. Case Paint?
  68. Head gasket's failure
  69. Rear cylinder overheating ... bad
  70. 1989 Evo top end rebuild
  71. Evo startup issues
  72. 93 EVO to Dyno or not
  73. 9 digit vin stamped on case?
  74. Starter issues on 80"Evo
  75. Cracked evo case - need advice/opinions
  76. Engine flutters, loses power
  77. S&S IST ignition?
  78. Extra spark when turning off key switch?
  79. Cheap Books
  80. Evolution engine swapping
  81. Petcock won't shut off
  82. Broken speedo cable ends?
  83. Cam give away
  84. Freshin up the Dyna, need help
  85. Motor is done
  86. Please help me pick a cam
  87. Lifter roller bad need advice
  88. Twin Cam in Evo frame
  89. Evo motor smokes
  90. Jackshaft out of alignment
  91. CV carb help
  92. Starter issues
  93. Starting a 97" Evo
  94. Need help please
  95. What is going on with this ignition
  96. Engine knock and oil light comes on at idle when hot
  97. please help a little smoke
  98. New to harley HELP please
  99. Bike Sat Now Burns Oil
  100. 95 Evo rear jug knock?
  101. 99 FXSTC strange noises, oil has air bubbles
  102. Air/fuel ratio question
  103. Engine whine 3
  104. EVO - any "bad" years?
  105. Jetting and spark plug evaluation
  106. Need to oil soak lifters?
  107. At 61k, '97 Evo ready to blow
  108. Engine whine 2
  109. Very Evasive Problem
  110. Slobbering
  111. Stop me before it's too late
  112. Spit, stutter and miss
  113. Confessions of a bad wrench
  114. Tappet oiling
  115. Noob question about plug wires
  116. Engine whine
  117. Evo oil problem
  118. Evo puking oil out while cranking
  119. Question about head gasket replacement
  120. 1985 FLT starter relay
  121. Replacing OEM header pipes with True Duals
  122. ECM to carburetor
  123. Crazy speedo
  124. Softail maintenance
  125. 95 Road King
  126. Oil temp question
  127. Lost power
  128. 87 XLH Sportster 883
  129. Evo bottom end
  130. My 97 Dyna Lowrider will not start/floods out.
  131. Timing or carburetor adjusted wrong?
  132. 1987 Evo motor an OK year?
  133. Another oil breather puke thread
  134. Comp cams
  135. NOT another pinion & cam gear question!.. Or is it?
  136. More scoot in 80in EVO with MM EFI
  137. crackle to exhaust after PC 111 install
  138. Solenoid
  139. Turns over does not start
  140. 883 Sporty issue
  141. 1984 Evo electrical problems
  142. Hard start after sitting in the rain
  143. Reed valve, oil pump rénovations. Whats thé deal
  144. Timer cover holes vertical or horizontal
  145. Do I rehone or rebore cylinders?
  146. Leak behind my primary 1986 FLHTC 5 speed
  147. Oil intermittently puking out of crankcase breather while running
  148. Crankcase stud bolt backing out?
  149. Rattling Evo brake pads
  150. '90 Fat Boy high idle problem… I need help
  151. EVO HEAD Identification
  152. Knock/tap/tic
  153. Early and late EVO pinion gear
  154. evo pinion help
  155. EVO exhaust
  156. Oil pump question
  157. Dumb oil seal question
  158. Missfiring
  159. Starter/primary seal
  160. Pinon bearing color?
  161. Kickstart release clicking sound
  162. 1989 FLHTC Evo- starter relay
  163. 1990 FLHTC troubleshooting
  164. Breather gear is tight
  165. Fueling lifter failed, cometic valve guide seal issues
  166. Setting timing on my Revtech 88 Easy
  167. Mikuni 42 Float needle
  168. 97 FLT won't start
  169. Cam/gasket/lifter change..final questionaire
  170. 96 Road King wont idle
  171. Regulator voltage too high?
  172. Wide open throttle/load problem?
  173. Ultima R1 carb air bleed jet?
  174. S&S pushrod length?
  175. Spark plug read
  176. Strong vibration
  177. Trying to figure out this extra spacer that came with ultima 6 speed
  178. Cam and lifters
  179. Gearcase oil seal removal
  180. Speedometer goes berserk!
  181. ...yeah I did
  182. 91 FXRS loses engine power when hot
  183. How do I r&r the starter assembly on my 1986 FLHTC
  184. 97 inch EVO
  185. No oil pressure!
  186. Starter issues
  187. Turbo install on a early Evo
  188. Time to dig into the tank?
  189. Need part number for oil pump fitting '98 Evo
  190. Missing and backfiring carb and pipes
  191. 1984 FXST transmission
  192. Throtle binding
  193. Tappet sticking in the tappet block
  194. Evo ignition system rec
  195. Double checking oil filter for '98 FLHTCI
  196. 1995 EVO and Mobil 1 Synthetic Oil
  197. Head CC
  198. Cam change complete
  199. Charging problems
  200. NEEDED: Exhausting answers !~ 98 Dyna
  201. Oil from crankcase go on primary case
  202. Primary noise/whine
  203. Replacement lifters
  204. Need help with solenoid
  205. Stock cam for cam bearing installation
  206. Cleaning and inspection for cam change
  207. Question about noisy lifters
  208. Are all 82-95 switches the same? Seeing different part numbers?
  209. Was wondering what the average cranking pressure in the cylinders is
  210. Specs of 1998 80" Evo Intake studs?
  211. Think I f'ed up my motor-Please help
  212. No oil to the rockers on a 93 EVO
  213. Glowing red
  214. HD engine reman program - at what mileage is it an option?
  215. Cam sensor melting?
  216. Frozen engine
  217. Super Stock ignition trouble shoot
  218. 1988 1340 Evo backfirer
  219. Alternator rotor
  220. That adjustment screw in the clutch
  221. 88 heritage starter
  222. Flasher relay
  223. Another top end/base gasket
  224. Evo lifter noise ... unusual
  225. EVO oil usage
  226. Where is grounding strap located?
  227. Oil pouring out from air filter
  228. WTF is that?
  229. RTFM! How badly did I mess up?
  230. Ign. sensor plate
  231. Help ID part
  232. Replacing clutch cable
  233. 87 Evolution primary chain replacement
  234. Backfire and compensator bottoming out when starting
  235. 1998 Evo cam gasket material?
  236. Mystery crankshaft
  237. Cam lift rocker ratio
  238. Puking tranny
  239. Converting a 97 ultra classic to carb
  240. Engine knocking
  241. 97 Ultra Classic efi problem
  242. Jim's pinion shaft
  243. Won't start compensator bottoms out and bacfires
  244. 2003 Road King died 1/2 mile from home...starter?
  245. Motor number help please pics included
  246. 99 Softail blowing oil
  247. Whining and whistling 99 Evo
  248. Oil does not want to stay in!
  249. Wrist pin length
  250. Looking for suggestions