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View Full Version : 2.5L Tech4 Discussion

  1. Long Live the iron duke!
  2. Temp
  3. how much are these things worth?
  4. Who has the most milage on an Iron Duke?
  5. Valve Cover Gasket
  6. Water Pump Replacement
  7. Timing Chain Hell
  8. Question Bout 1/4 Mile
  9. How's Your Guy's Gas Mileage?!
  10. questions
  11. Engine Assistance
  12. s-10 forum
  13. internal parts
  14. It's DEAD!?
  15. header help
  16. stalling??
  17. Turbo
  18. enjoy
  19. Idle problem.
  20. Passing Inspection
  21. Iron Duke perfromance upgrades
  22. Iron duke specs
  23. need help
  24. The Fiero Store
  25. codes
  26. Installing a tach
  27. cooling
  28. Timing Chain
  29. Superchip
  30. Got Bosch Platinum +4's and wires
  31. Fiero Store Header
  32. My Wish list
  33. MSD Ignitioin?
  34. Performance exaughst for 88
  35. Please Help?
  36. Denzo plugs
  37. Oil in air filter and TB area
  38. Muffler
  39. no oil pressure at idle !!!!
  40. The Fiero Store
  41. Need Help?
  42. how many miles are on you 2.5
  43. cleanin up your 2.5
  44. My Custom Cold Air Intake.
  45. exhaust mods
  46. A cool thing I did to my Car(Standard Transmission)
  47. Ram Air!
  48. exhaust question
  49. Nos?
  50. removing your cat converter
  51. (generic) SUPERCHARGERS ???
  52. Big Bore Throttle Body?
  53. performance chip
  54. SLIPPIN TRANY (auto)
  55. Is it worth is?
  56. Engine idel
  57. plugging the egr valve !!!!! TRY THIS !!!
  58. I was going to start work on my car
  59. What trans?
  60. Rough Idling
  61. Thanks
  62. Gas Consumption
  63. 1/4 times for 2.5L
  64. 12.1 second 1/4 grand am
  65. New O2 Sensor.
  66. Pics of my custom CAI.
  67. What temp does Everyones
  68. A cool 2.5
  69. Manual Fan Switch.
  70. Who has Autos and who has Standards?
  71. Oil Pressure Gauge?
  72. Little Problem?Help Please.
  73. a crazy iron duke
  74. Where is everyone at in the 2.5 section
  75. Possible RSM Racing Duke Intake
  76. light in trunk?
  77. Performance Upgrades
  78. Iron Duke in a PS2 game !!!!!
  79. Just placed my order
  80. odometer problems
  81. a few new pics
  82. Turbo
  83. 2.3 compatible??
  84. TPS Sensor
  85. Casper TPS TEC - 2.4L
  86. High Idle....Why????
  87. Holley Big Bore throttle Body
  88. belt?
  89. wierd noises when cold start
  90. Sway Bars
  91. starter or flywheel problems !!!! NEED HELP
  92. Air/Fuel Ratio
  93. Hypertech 160 Deg. Stat
  94. Manual turn on for Fan
  95. Found another helpful site
  96. Header, O2 Sensor, and Mantapart Lower sprots susp. brace on
  97. Turbo coming soon
  98. Help!!!
  99. New Exhaust on today
  100. '89 2.5 Cam Change
  101. new intake ideas (new to us anyway)
  102. Whats up?
  103. how many miles on your 2.5?
  104. alright, since my 2.5 died
  105. Good news and bad news
  106. '89 2.5 Horsepower Ratings
  107. Superchips.com
  108. Swap out Tech 4 For Quad4?
  109. 87 grand am 2.5
  110. 91 GA problem
  111. All new goodies for my 2.5
  112. Superchips eprom
  113. A few new underhood pics
  114. anyone interested
  115. tech 4 engine problems
  116. parts swap
  117. Instrument Panel
  118. Poor 2.5
  119. Which one should i go for?
  120. New to the iron duke game
  121. New head gasket in.
  122. Wiring Diagram
  123. would positioning the air intake help?
  124. idle adjustment
  125. What's the difference between the Iron Duke and the '95 2.2L?
  126. sup peeps
  127. finally!
  128. vacuum problems!
  129. uh oh!
  130. Do u need repair info?
  131. Carb swap anyone?
  132. Cam swap
  133. 2.5 torque
  134. performance help with 2.5
  135. manual tranny vacuum question
  136. tranny swap
  137. Need confirmation... '89 2.5L has a roller cam?
  138. Noisy 2.5 Iron Duke?
  139. Oil Pressure
  140. Chip Attempt #2
  141. Exhaust
  142. Tech 4 Engine Swap or Rebuild?????
  143. Anybody have a front bumper?
  144. CAI for Iron Duke?
  145. Iron Duke?
  146. what rear main do i have?
  147. Found crossed wire while replacing spark plug wires
  148. hey ramairgt2
  149. crazy idea
  150. Iron Duke Exhaust clips?
  151. Oil leak problem
  152. Engine Removal
  153. Camshalf And Rollers
  154. Winter Plans or Projects?
  155. Fiero On Horse Power TV 12-16-06
  156. Engine Rebuild
  157. PCV Valve Location
  158. Got some news...
  159. 91 Grand AM 2.5 Crusin Problem
  160. Gauage Swap
  161. Specs On The Engine
  162. iorn duke crankshaft position sensor
  163. Ground Wire Locations
  164. TBI rebuild kit
  165. 1985 GA Timing gear replacement
  166. 90 Pontiac Lamens
  167. 2.5 Starting issues? Excessive cranking...
  168. Timing chain tensioner - what's the pin for?
  169. How much power in a 2.5?