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View Full Version : 2.4L LE5 Performance Tech


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  1. Cobalt Lt swap with le5 HHRss motor
  2. Balance shaft chain tension check
  3. G5 GT turbo issues
  4. Gauging interests, LAP head in a LE5 block
  5. Steelmesh Rules 😲
  6. Optimal exhaust size
  7. Je pistions
  8. Bottom end rattle?
  9. LE5 to LDK?
  10. RPM performance tune Stage 2
  11. 2007 Cobalt SS 2.4L Turbo Build
  12. Mega Mad LE5 2.4 on the dyno
  13. Decision point
  14. Zzp turbo kit
  15. LE5 to turbo suspension springs
  16. Torque limits on LE5 gearbox
  17. Relearn throttle body
  18. Upgraded axles for F23?
  19. Performance Ecotec Collapsing Lash Adjusters - Solid vs. Hydraulic
  20. Saturn ION 2.4L in Cobalt SS 2.4L?
  21. LE5 to LSJ manifold threads and PCV port
  22. thicker 2.4 head gasket suppliers
  23. LE5 OEM head gasket thickness
  24. Can the LEA block be re-sleeved?
  25. 2.4L LE5 Internals HELP!!!!
  26. Help please. LSJ supercharger kit on 2.4L
  27. Best way to VVT delete?
  28. Zzp cams
  29. M62 to TVS 1320
  30. Snout machining tool
  31. Possibly Very Stupid Question (ECM, PCM, ICM)
  32. What a beautiful sight.
  33. Sodium filled LNF exhaust valves in LE5 head?
  34. RPD and HPT accuracy
  35. 06 supercharged build
  36. Valve Spring Compressor
  37. Swapping a Ldk into lsj or Saturn ion redline
  38. 06 pursuit gt sedan.. throttle body sticking?
  39. False knock problems
  40. Will 08 le5 work with lap ecu??
  41. Option b without stock hx?
  42. Dynomax super turbo
  43. Engine swap question
  44. LE5 all the same?
  45. LE5 Kappa
  46. Supercharged LE5 Questions
  47. Normal high mileage engine noises
  48. Guess what smashed this plug gap shut
  49. Savvy 4T45E tuners
  50. 2.2 & 2.4 Supercharged
  51. Random PE
  52. tuner in fl? other questions
  53. Is this the correct intake gasket?
  54. Manifold bolt size question
  55. Supercharger Swap on LE5 in Volkswagen Baja Buggy
  56. 2.4l ss sedan
  57. 2.4l
  58. Need some help with questions on an engine build
  59. 2.4L Supercharged pics?
  60. Cobalt Head gasket now idling and running hard.
  61. Bucking or Cutting Out or Both
  62. Head gasket replaced now have a p0315.
  63. ABS brake pipes
  64. Another Supercharged 2.4L LE5
  65. Chain noise from engine
  66. Broken fuel line
  67. JBP Triflow CamShafts
  68. [Build Thread- Twincharged LE5] Brand new engine has milky gunk inside
  69. Port and Polish Help and Tips
  70. pull a part 2.4 questions
  71. Side trunk lights
  72. 2.4L LE5 supercharged
  73. Directional Help K04? NA? Move On? 2.4L
  74. Lightweight flywheel for auto
  75. Piston Damage Opinion
  76. Exhaust manifold
  77. Anybody have an LE5 and K04? Need plumbing info
  78. Different Intake Manifolds for 2.4L?
  79. K&N Typhoon SRI
  80. Grinding in 3rd and 4th
  81. 2.4l LE5 supercharger 2272 MV jet boat build
  82. LE5 Tuning
  83. torque question
  84. EcotecFTW's 2.4 Supercharged build!
  85. Help Car shifting hard
  86. LE5 gen3 block info
  87. Idle Surge & Fan Issue!
  88. High idle after cleaning throttle body
  89. 2.4 ION Key Getting Stuck in Ignition
  90. Mystery Misfires 2.4l LE5 Supercharged
  91. Found some junk in the oil pan.
  92. Saab turboed ion build/question thread
  93. 2.2l ECM flashed with 2.4l factory settings
  94. Please help!
  95. Possible Radio swap on my 06 Ss 2.4
  96. 2.4 engine swap
  97. Quaife ATB LSD
  98. Battery Sparking, Crackling and Hot!
  99. eng pwr deduced/disabled
  100. 2007 2.0l SC Swap into a 2006 Ss 2.4l Sedan
  101. Exhaust Fitment Question
  102. Supercharge a 2.4l
  103. Slowbalt2000's s257 Stock Engine LE5 Build
  104. LE5 Forged Internals and Turbo Build
  105. Roxanne Gets Built
  106. 2.4 LE5 automatic tran Supercharge?
  107. Does this look complete? SC kit
  108. Piston/ Something Hitting Spark Plug???
  109. Coba Gets Built, Build Thread 2.4 s256
  110. ecm-bcm tuning
  111. Help asap!!! Please thx
  112. Clutch Help
  113. Clutch?
  114. Help with CEL codes
  115. 2007 2.4 sc results..???
  116. 2.2 2.4 engine swap
  117. sc question??
  118. Crank shaft position sensor
  119. turbo???
  120. Coolant Temp Sensor Problems
  121. Help
  122. To TC or SC...
  123. Please help!!
  124. 2.2 wire harness to 2.4
  125. 2.4L 4T45E Transmission Adaptive Pressure Shifting Corrupt?
  126. Transmission Fluid Leaking
  127. 2.2 to 2.4 interchange
  128. LE5 turbo setup
  129. 2.4 ecotec to 2.2 ecotec swap
  130. 2.4 w/oil cooler to 2.4 w/o oil cooler
  131. Belt position LSJ SC on a LE5
  132. Quick question on catback system
  133. 2.4L VVT supercharging
  134. Anybody have some more feedback on the Stage 2 256ET turbo?
  135. your average gains tuned n/a
  136. Using LCV 2.5L DI Gen3 Block as Swap for LE5 Gen2
  137. werid noise please help
  138. Whats a good turbo setup for the LE5? sorry newbie
  139. Needing new spark plugs
  140. 2.4l vin b need help
  141. injectors ???
  142. Spark Plugs for 2.4 SS
  143. Rattling Noise, timing chain?
  144. Engine Revs up when I Press the clutch in?
  145. P2A01 help
  146. Throttle Body wiring to LSJ
  147. Squeak under valve cover
  148. Cracked my Flex Pipe - Info on Fixing?
  149. electrical 2.4 problems
  150. Dynoed the cobalt today N/A
  151. Performance Questions
  152. m62 SC instal
  153. Manual Shifter Question
  154. Need Details for Engine swap
  155. Coolant temperature
  156. Sensor fails?
  157. HP Tuning
  158. Sputtering help!!
  159. LE5 turbo feeds and drains
  160. Code PO172 Help
  161. Downpipe help.
  162. Fuel Injector Replacement
  163. I need some help badly ASAP!
  164. nitrous or water/methanol
  165. old code
  166. Megan Exhaust?
  167. Idle hunting and Cruising AFR
  168. Cobalt SS 2.4l to 2.0l engine swap?
  169. When the 2.4 gets sluggish
  170. Chaos Six TURBO Build!
  171. Anyone with aftermarket slotted rotors?
  172. Quick question on engine removal
  173. 06-07 LE5 engine swap
  174. 2.4 Engine swap! :D
  175. if I wanted to go e85
  176. LE5 350Hp build requirements?
  177. How hard is it to pull just the motor from the cobalt sports?
  178. just got this s/c now what?
  179. How's your clutch?
  180. Who knows anyone that can s/c and tune??????
  181. Possible start malfunction?
  182. can anyone tell me what this is please?
  183. supecharging and building kit help?
  184. Oil cooler
  185. supercharged or turbo or just buy a new engine?
  186. Building 08 LE5 engine
  187. ermahgerd my supercharger parts are here
  188. couple questions regarding supercharger install
  189. zzp 2.5" catback installed
  190. anyone use them for regrinding cams
  191. misfire??
  192. Boosted 08 LE5s
  193. Supercharger swap Qs
  194. Le5 intake manifold map sensor
  195. Le5 Oil return
  196. Boosted LE5 1/4 Mile Record?
  197. Camshaft position center problems
  198. A/C engine rev problem and sound
  199. OEM shift lights question
  200. jbp cams question
  201. LE5 exhaust help
  202. supercharge pr turbocharge?
  203. cobalt 2.4 sc
  204. n/a intake manifold?
  205. Supercharging Solstice LE5
  206. 2.4L downpipe help
  207. Saab Turbo Kit
  208. afi tune anybody???
  209. Updated Timing Chain Tensioner
  210. 2.4 engine mods
  211. AC Compressor
  212. Help! Loss if horsepower 2.4 NA
  213. supercharger kit 2.4
  214. Cranking engine by hand
  215. Cobalt SS NA bumper valence
  216. Idle RPM at 2500 after Supercharger swap
  217. Bolt pattern
  218. Opinion from the 2.4l sc guys
  219. 2.4 mild NA build
  220. LE5 Exhaust Gas Temperatures
  221. Tsudo exhaust
  222. Dyno numbers
  223. Alternator
  224. Boost Loss & Exhaust Sound Change
  225. supercharging help
  226. Stage 2/3 Kits for Naturally Aspirated
  227. Issues with wiring IAT2'S
  228. compression calculator?
  229. Header and DP Questions
  230. tranny problems.. need some help
  231. Cobalt 2006 N/A - SWAP TO BETTER ENGINE ????
  232. 02 sensor code
  233. SC build help!
  234. Downpipe
  235. Exhaust leak
  236. differences between 2.4ss and scss?
  237. Fuel System Problems
  238. Using the F35
  239. m62 stripped and repainted for swap
  240. question regarding belt length and pulley setup for 2.4 sc swap
  241. intake manifold
  242. 2008 Cobalt 2.4 RPM surges/Jerking
  243. high mileage turbo or SC
  244. 2007 2.4l
  245. 2.4 supercharged guys: few quick questions.
  246. BADMAB header warranty
  247. 2.4 N/A round track engine
  248. Please look!!! possibly buying ss
  249. Supercharging help...
  250. 02 sensor overheating