View Full Version : C4 Tech/Performance


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  1. push brakes, stop light fuse blows.
  2. Differences in aftermarket throttle bodies (85-87) vs (89-91)
  3. 1986 vats
  4. Estimate my HP & TQ anyone?
  5. Need to replace push rods?
  6. Replacing Bumper Fasteners? (Pics)
  7. Engine missing at low idle speeds.
  8. Just changed batwing bushings
  9. C4 Engine Pull
  10. Oil Pressure
  11. Pushrod Size
  12. scared? Don't be... (headlight gears)
  13. Optispark Install Help! Timing/backfiring
  14. Ring Scraping Cylinder Wall?
  15. Which Fan should come on first?
  16. Can a bad or Faulty ASR mimic Opti issues
  17. Another stat thread
  18. '95 Dash Pad Lifting/Seperating - Fixable?
  19. Looking for comparison specs on L98 -vs- LT1
  20. No Spark
  21. 90 ZR-1 cam sensor code 31
  22. A/C with a mind of its own
  23. Tilt Steering Column Pivot Pins
  24. Fuel injector problem questions?
  25. Code 43...ESC...
  26. Thermostat 180 to a 160 Help !!!!!!
  27. New suit & helmet
  28. Is this a tach filter?
  29. How to Extinguish a '90 Seat Belt Light
  30. Help with 18x11.5 wheels & 335 tires
  31. 1985 Targa Top
  32. results of my compression test...
  33. Clutch help?
  34. 86 manual neutral switch issue?
  35. 84 Exhaust Tips Screw Size
  36. Are Sawblade wheels different in design by years?
  37. New LS1 Swap Book
  38. 2 Plastic Jugs Better Then 1
  39. Need help deciding on tires (335's or 315's), step in!
  40. So Cal tuner The Dyno shop
  41. Can't install clamp down Distributor cap
  42. ??? ON THE WATER PUMP Pulley ????
  43. 89 fuel injector question
  44. Very specific wheel fitment question
  45. Lowered, clunk in rear. Sway bar hitting!
  46. Running Rough when hot, stumbling, missing.....
  47. No Fuel Pressure
  48. fuel pump problems?
  49. how do you know if your headlight switch is bad?
  50. Power window problem
  51. digital dash stopped working on 92
  52. Oil Cooler for LT4
  53. I put on an 2pully system and air pully. HELP I HAVE A DRAIN ON POWER AND BATTERY
  54. Where is MAF Power Relay Located on '87
  55. what is this relay?
  56. Brake master cylinder
  57. lt1 edit retune ?
  58. Injector O-Rings
  59. Repainting rear bumper
  60. swap LT5 into a 94 LT1 vett
  61. 89 C4 - Exhaust Flowmaster, Corsa and Magnaflow
  62. Moroso battery quick disconnect
  63. Underhood temperature on '94 causing paint to fade/haze
  64. Wheel problem i need help
  65. '96 Sport Seats
  66. 1994 Heater Core - $920.00
  67. transplant LT5 into LT1 car
  68. 1988 350 code 33 MAF senser
  69. Air Pump Delete Information
  70. LT4 oil pan depth
  71. Brake Upgrade kits
  72. bad ECM?
  73. Wife and I head to the track...with great results
  74. ECU Cover
  75. 1994 C4 Vette Sputters, Tach Goes wild and Stalls
  76. fuel pressure retention - 86 coupe
  77. Resonator Removal
  78. Cruise control not working
  79. SLP air intake install
  80. ram air system using modified licence filler plate?
  81. 86 wont start
  82. 1988 Manual Shifter Disassembly
  83. Need help ID'ing broken steel line
  84. 94 Coupe - Won't start - turns over tho
  85. LS1 intake on L98 engine
  86. ASR sucks!
  87. DRM Trailing arm brackets?
  88. Stock pulley sizes 91 L98
  89. 1993 lt1 died, help
  90. 92 A4 RWHP Estimate after mods
  91. Starting Problems, Please Help
  92. 88 vert windshield weather stripping
  93. Tranny swap?
  94. Runs great until it warms up. Help
  95. 11" Rear Sawblades...Where can I get them??
  96. Changing from injection to carb help!
  97. Vortech FMU in the "c4: for sale" forum, $40 shipped!
  98. Gear change
  99. Convertible rear window.
  100. Quick help needed..Racetronix fuel pump schematic
  101. CS-144 alternator bracket
  102. Code 32?
  103. 87 ABS Problem
  104. Those that have moved the battery, whats involved?
  105. Intermittent speedo problem
  106. Pulsating LCD??
  107. Cluster lights flicker
  108. Hood support arm placement...
  109. offset measurement
  110. Help, Ignition switch raplacement.
  111. superram install question
  112. Bad brake booster i think
  113. Code 22
  114. Help!! Bleeding brakes
  115. 2001 Coupe Turn Signal Problem
  116. 1993 Engine hesitation
  117. aftermarket clutch
  118. 91 factory service manual
  119. -please disregard I posted in the wrong section
  120. New Injectors, Whoo hoo
  121. 1984 Corvette Pre-Delivery Book Sent to Dealers Free Copy **
  122. Constant revving driving me crazy...Please Help
  123. REPEAT ECM problems
  124. rack and pinion question
  125. supplier for wiper module?
  126. Hard starting
  127. AC vent problem 1994
  128. MSD Chips 6200-6500
  129. 86 hood alignment
  130. Problem puttings rings on piston
  131. LT1 in c3 powersteering problem
  132. are these tps voltage readings right?
  133. Trans rebuild question
  134. are teakdown test good to determine the breaking-in of an engine?
  135. Underhood temps
  136. 92 part number needed
  137. ALDL Question!
  138. Missing when hot at idle and off idle
  139. 86 AC R12 rebuild
  140. missing and lurching at lower RPM <1000
  141. Transmission stuck in 1st gear??? need help
  142. rocker noise help
  143. long cranking
  144. Anyone recommend (or not) a rotating assembly for a 400?
  145. Odd Acceleration Issue...
  146. head light adjustment
  147. '91 L98 Died on Hwy. No restart. Help.
  148. 87 right fron brake sticking on
  149. 85/87 Baer complete front system sale....
  150. Hydraulic clutch line?
  151. engine problem after changing water pump
  152. 4+3 trans fluid dexron VI
  153. 1985 Corvette Recall
  154. Change oil light on...how does it go off?
  155. '93 Code 51, EPROM Failure?
  156. Ring gap .03mm over OK?
  157. Resurrecting the cars mileage reading.....
  158. I guess I'll try the tech site
  159. 91 L98 only runs when IT wants to
  160. '91 L98 - shop doesn't know, can't set timing
  161. L98 Distributor Issues
  162. ABS on startup
  163. 89 700-R4 governor
  164. 85 Vette does not go while cold
  165. do heads on new engines need re-torquing?
  166. High Volume vs Std Volume Oil Pump
  167. change oil light?
  168. Possible to adapt 89-96 Coilovers for use on 85?
  169. LT1 Overheating!!! Help!!!
  170. May finally have guessed the problem...o2 sensor
  171. runs rough at start up
  172. Almost bigger brakes
  173. Backing up seems to change rear toe and camber???
  174. Is there a PKE receiver bench test
  175. Looping
  176. Bolt Size
  177. Zf6
  178. My 91 Stalls when the Air Conditioning is on
  179. Would 1987 "128" heads fit old small blocks ?
  180. Upper Radiator Hose
  181. What type of wires and plugs do I need?
  182. This rattle is driving me crazy, can you help me find it?
  183. 1986 corvette performance mods ??
  184. Choosing good torque aftermarket heads for L98 Used or new
  185. SES When Fans Kick In?
  186. Why is my header bright red?
  187. Engine trouble
  188. unbearable heat
  189. So I just shot up some dynamat Xtreme.
  190. Cars bogging while taking corners....
  191. Upgrading to LS1 PCM / ignition
  192. anyone have these pullies?
  193. Hard Start 87
  194. C Beam Question ZF6
  195. LT-1 rebuild questions
  196. LS1 Swap
  197. 700R4 question for Pete K
  198. tpis big mouth intake
  199. PKE Will Not Reprogram!
  200. i think i want to keet the atari dash for now, what gauges should go on the pillar?
  201. Looking for Cad File of 90 Corvette Frame
  202. Rough Idle
  203. 89 vette new motor , no start
  204. What internals?
  205. Freon window?
  206. Help me out on some chrome or SS valve covers!
  207. Radio help
  208. IDEAS WANTED: Diminishing Performance (Long)
  209. Neutral safety switch // Back up lights
  210. power steering puked
  211. Radiator Fan OVERRIDE SWITCH ???
  212. Antenna trouble 93 - C4
  213. Car stalls when gas cap off?
  214. 1994 rear spring damaged
  215. Power seat switch fix...almost there but stuck
  216. need help
  217. L98 running rich.
  218. Cooling problems and fan issues...
  219. Swaybar measurement.....?
  220. 89 Corvette turn signal problem
  221. Fuel Injector covers
  222. Ventilation Question
  223. LT1 IAT sensor hose location?
  224. A/C clutch smoking
  225. Device inside distributor
  226. changing head gaskets on a 92 LT-1 - how do I get the A/C bracket off?
  227. Headlights stopped working
  228. L98 Engine Mods - What works?
  229. Reasons to use a 6.0 rod in a 350
  230. Carbon in Plenum
  231. Help reconnecting power window switches again
  232. 90' emissons delete
  233. AC hose help
  234. code 42
  235. Maxxxed out
  236. Starter bolt kits
  237. Anyone near Racine WI?
  238. Help with power seat problems on my 96 vert
  239. C4 Digital Coolant Temp Inop.
  240. Suspension problem '95 FX3 convertible
  241. how bad it this sway bar issue?
  242. Valve Cover Paint
  243. Replace DERM 90'
  244. ECM question
  245. Adjusting the Idle on an LT-1
  246. How are these heads?
  247. LT1 issues -- Opti? Limp-home mode?
  248. Digital Temp. readout Inop.
  249. Im finished!
  250. Failed emissions: too high HC at idle