View Full Version : C4 Tech/Performance


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  1. coolant tank top nipple
  2. Will a 100-125 shot of dry nitrous kill my 93 lt1?
  3. ^^ The official optispark preservation thread ^^
  4. I flunked the leak down test.
  5. AC replacment
  6. JB Weld to the rescue
  7. L98 Engine Temperature
  8. water pump installation quote
  9. My dash
  10. which is louder?
  11. Alum Clutch Chatter...Mistake?
  12. long crank time
  13. 90 L 98 w Fast Burn Alum Heads
  14. Strange Driving Issue
  15. Bosch III Injectors installed in 1990
  16. Engine Miss with instrument problems??
  17. Miss with instrument problems??
  18. Air Pump and AC Delete on a 1987
  19. power side view mirror
  20. Cooling Issues
  21. -92 LT1 Tacho output question
  22. Lt1 -92 tacho input wire
  23. average compression for 90' l98?
  24. Need Help making a decision please
  25. cold start issues....
  26. ??? - 1990 L98 (factory) idle speed - ???
  27. NAME that wire?? with picture
  28. Oil consumption 1quart/100 miles
  29. Changing the fuel filter
  30. distributor 93
  31. A/C Failure 94 LT-1
  32. Obd1
  33. Morimoto ballast???
  34. ls1 camaro 2000 engine on a L98 C4 ???
  35. Compression Numbers
  36. OBDII (1996) laptop software/connector?
  37. How do I trouble shoot this?
  38. anyone try different antenna
  39. Heater core bypass problem
  40. 1984 Corvette Cross-fire not getting fuel to throttle body?
  41. Clutch wear
  42. Clutch slave leak / disc shot?
  43. No power to fuel pump, no spark.
  44. HI guys - FSM question
  45. Instrament cluster?
  46. Where is the ECM harness
  47. The rebuild has begun
  48. Brake weirdness
  49. OPTI vacume line check valve?
  50. shifting problems
  51. 85vette power window issue
  52. Didn't look bad from the bottom :eek:
  53. School me on polylocks please
  54. ZF SM Flywheel converts, need some info PLEASE!
  55. what wrench or socket to use
  56. AC Delco oxygen sensor issues? ('92 and '93 specific)
  57. Which oil?
  58. '88 Won't start
  59. A/C blowing defroster/floor only
  60. sir system 1990
  61. 88 Vette CCW Dizzy rotation?
  62. ECM Fried?
  63. There goes the tranny.
  64. 1991 MAP Failure???????????
  65. 4+3 Overdrive Cutout Switch
  66. New guy help
  67. Studding Super ram quick question (Allen Studs)
  68. I have a rare 88 'Vette
  69. Odd headlight issue (not motor related)
  70. 94 LT1 Coupe Starts When It Feels Like It
  71. Measuring Connecting Rods
  72. Need help getting bathtub caulking compound off my Vette
  73. MSD distributor wiring problems on 92 Vette
  74. Wiper Motor Install?
  75. spc control arms
  76. Courtesy Lights/Alarm System. Help!!
  77. fuel probrem!
  78. Clutch Master Cylinder Problems - 85 Coupe with 4+3
  79. FIC launches Corvette only Injector site!
  80. Sqweeky rear
  81. O2 sensors change on a '95 LT1
  82. Engine temp sensor took one for the team during header install...
  83. C5/C6Z rear brakes
  84. 84 Radiator
  85. 87 ok on street... coolant and brakes overheating on track
  86. 91 L98 extremely high idle. Ideas?
  87. Will a Bose Gold system plug into a delco bose car
  88. service soon light
  89. $80 an Hour Special Labor Rate-NO MORE CORVETTE TAX!
  90. will C5 sways bars fit an 86 vert
  91. Help PLS I Learned My 1985 needs a short block
  92. HELP something must be wrong, installing new clutch
  93. Trying to locate Dale Griffith
  94. Need help finding a distributor wire..
  95. '96 LT4 Multiple Trouble Codes
  96. TPI Throttle body coolant block off plate > where r these at??
  97. 86' : Can an EGR valve sound like an exhaust leak?
  98. My poverty 383 stroker is done!
  99. Please help if you can No Power to Fuse LCD
  100. 86 Still giving me problems
  101. rear end swap
  102. Dyno'd my 89 6spd
  103. fuel pressure question
  104. Water Pump Bearing
  105. DeWitts on Facebook
  106. 1995 LT1 Starting Issues!
  107. Help with crankshaft hub removal
  108. HELP with plug wires on LT1
  109. Power Steering Pump whine
  110. Tap Size
  111. C4 to C5 calipers
  112. 1984 Security Issue
  113. opti seal question
  114. wrong spark plugs
  115. 93 LT1 Won't Restart
  116. Distributor wire question 91 L98
  117. Thermostat housing bolt torque
  118. 88 Couldn't get the hood open, quick question
  119. Th700 problem
  120. Mist on the outside of my windshield????
  121. Still willn't Start
  122. Heads for future blower
  123. MPG sensor in '85
  124. 4+3 problem
  125. Its almost done (pics)
  126. Anyone have FSM steps to replace clutch/FW 1989? have to do it tomorrow
  127. Setting the timming on 84
  128. Front spring contact with lower control arm pad
  129. Brakes go to floor - WHY?
  130. Steering column fixed! ...now it won't crank...
  131. Throttle Body Hose?
  132. Looking at a 86 vette.. opinions?
  133. 86 coupe horn relay
  134. rear main seal replacement question
  135. Rack & pinon hoses..?
  136. Rebuilding a LT1 cyl head to improve performance: can it be done by any machine shop?
  137. Verification, Please
  138. New Exhaust-Pops Occasionally
  139. Running hot
  140. Brakes went out while driving!
  141. Big thanks to Vader
  142. What's the cause of this???
  143. No start 84
  144. My L98 dual exhaust... Brace yourself..(oh yeah, need some input)
  145. symptoms of a bad coil on a LTI
  146. 94 LT1 rough idle
  147. Oil pressure problem
  148. Shock treatment
  149. C4 Sport Seats replacements??
  150. Timing Advance
  151. AC question
  152. Help identify something please
  153. gas gauge problem?!?!?
  154. Looking for oil cooler lines
  155. 3.45 vs 4.11
  156. C4 l98 to Lt1 engine swap
  157. Help - ZF6 wont let go of my L98!!!
  158. Help with old style miniram
  159. sometimes no start
  160. 1990 Overheats: Cracked Head?
  161. Spark plugs
  162. Fuel Lines
  163. White spark
  164. engine progress
  165. 85 passenger remote mirror removal
  166. It is AHHH-LIVE!
  167. Any experiences with the short throw kit for the 4+3 transmission
  168. 1992 LT1 Devils in the dash
  169. Noisy lifters after bebuilt LT1 Engine
  170. 89 Master Cylinder issues...need help!
  171. gs wheel question
  172. How much will cats slow you down?
  173. USAsOnlyWay in VetteMag! (intake testing).
  174. LT-1 overheat warning?
  175. Some in-car video: C4 vs Vipers/C5Z's...
  176. Codes 43 and 64?!
  177. 93 ECM impossible to find
  178. 02 sensor replacement
  179. Rack & Pinion.. heavey duty or not..?
  180. lt1
  181. Power Steering Out 95 w/Z51
  182. ==> The CHUCK CoW Carlisle COUNTDOWN CLOCK - COOL FREE DOWNLOAD <===
  183. March underdrive pulley install complete - almost
  184. Exhaust Popping/Engine Hesitating
  185. C4 straight axle, turbo, rollcage questions
  186. VATS ~ Help reading the OHMS on my Key
  187. Super Ram installation update,tips and questions
  188. Upgraded LT-1/4 motor mounts?
  189. 1994 corvette ac problems
  190. Installed New Optsparki No Start
  191. Valve cover removal
  192. creaking suspension
  193. 1994 corvette ac problems
  194. Have SLP runners? Question
  195. Fuel Pressure Gauge
  196. Doing My Optispark Today Any Tips
  197. where can I find c4 to c5 caliper brackets
  198. cowl flex reducers ?
  199. Power Steering Pump Pulley Install Issue
  200. Power steering effort feels heavy
  201. Need to drain gas tank. Drain plug?
  202. Cam choice question for those that have one in an L98
  203. ignition key problem on 92 vette.
  204. Threw a code, looking for help
  205. Where or from whom do I buy A pillar weatherstrip replacement, any recommendations?
  206. Intake/Carb package for 91 L98
  207. Oil Pressure shows "0" psi
  208. After 3 days of effort it still won't fit: HELP!
  209. Comp Cam - selection help
  210. Hard Starting Issues (Prize to whoever correctly solves the problem)
  211. MSD Spark plug wires --any comments?
  212. New valve covers and rocker arm upgrade on LT1...
  213. LT1 Ticking
  214. Will MAF
  215. '96 code P0441 incorrect purge
  216. 1986 AUTOMATIC COUPE gas pedal
  217. Where can I find...
  218. Voltage leakdown --shorted injector?
  219. WTK: Early C4 rear rotor weight.
  220. 86 code 41 cylinder select error
  221. 1987 tpi -- what part is behind the water intake
  222. Steering Rack Fluid Line Disconnect Problem
  223. cut out the cats?
  224. ECU to ECM Piggyback Harness
  225. 1987 dash illumination problem
  226. 383 for Louisville, KY
  227. IAC counts on a modded '96?
  228. New SPEC clutch, noisy throw out bearings
  229. Clutch won't engage
  230. L98 / ZF6 engine removal questions....
  231. Some Advice
  232. head identification
  233. Hard start, starter kicks, misfire, accelerates poorly.
  234. Fuel Filter and Idle Question 96 LT4
  235. My engine compartment is SUPER HOT, how do I get it down
  236. Exhaust Leak
  237. Body trim
  238. It Pops
  239. SYS flashes on dash!??
  240. Need help
  241. Cant Find LT1 EGR Pipe Help!!!
  242. Starting problem
  243. Hatch glass rattling on 87 coupe
  244. I need help with crankshaft pulley LT1
  245. Exhaust Problems
  246. 93 acting up
  247. The Beast won't crank
  248. Best Angle for Clutch Bleeding?
  249. Loud ZF6 with smf
  250. Help. How do I know if my ECM is going bad?