View Full Version : C4 Tech/Performance


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  1. '93 Halo Trim
  2. no throttle response after hard turn
  3. Whine sound after trans re-install, should I look into it?
  4. 1995 BCM still not right - learnin to fish
  5. Does anyone else's MSD LT1 ignition coil spark arc against itself?
  6. anybody know whats going at MSD? Why their quality control is slipping
  7. Pictures
  8. Coolant tank to Reservoir hose replacement/cleaning
  9. Rear brake lockup?
  10. Fuel Pump Noise?
  11. Thumbs-up review for Racetronix!!!
  12. Differences in LT1 instrument cluster LCD?
  13. Master lock cylinder???
  14. Keisler Manual Transmission Conversion
  15. anyone of the many of us with high coolant temps try
  16. Interior lights
  17. ACCELL SUPER RAM with factory ECM ???
  18. Diameter of LT1 crank pulley?
  19. Zz4 cam
  20. Zz4 cam
  21. who has 3.75 gears, auto, and a miniram/lt1 and how do you like it?
  22. Oil coming out of the spark plug threads
  23. I think I figured out why my Parking lights don't work.
  24. Front Plate On Air Dam?
  25. MAF problem?!?
  26. Ride control shock parts
  27. suspension ?
  28. Putting later C4 seats in 1984?
  29. found '88 swap possible ?
  30. what was the point of 16x9.5 rear wheels?
  31. Real AC DELCO parts? I think not...
  32. Exhaust/Emissions Question for Fellow Phoenix, AZ C4ers
  33. spark plug gap?
  34. spark plug wire questions
  35. charcoal canister solenoid
  36. 1984 Corvette Loose Steering Column
  37. Arcing
  38. Can't go on ** Dash
  39. L98 Injectors... Jon@fuelinjectorconnection.com
  40. EM has started a newGP on LT4/LT1/L98 headers
  41. Elec pump & serp belt routing ?
  42. C4 exhaust question
  43. 700R4 Complete Flush
  44. Throttle body spacer plate
  45. REALLY random stalling
  46. 1985 aux. booster (pusher) fan operation question
  47. Tuner cat or tuner cat pro
  48. pcm trouble code 32
  49. Input For Mods On My L98
  50. Stock LS1 injectors work on LT1 ??
  51. I wanted to say thank you!!
  52. Harmonic Balancer Oil Leak Help
  53. 1984 Corvette Cooling fans won't turn off
  54. Battery tender?
  55. 64cc heads on my 84 w/ LT-1 hyd roller?
  56. Headlight Operation
  57. 91 Coupe - scheduled maintenance @51K mark
  58. 1987 C4 Brake Upgrade 11.5" rotors to 12 or 13" rotors
  59. Converting to OBDII and late models PCMS
  60. 1990 C4 stumble and rough running FIXED !
  61. lumbar problem..pump works, is it the switch?
  62. Transmission problem
  63. LT-1 Engine Temps: What should I expect?
  64. Are the AFR#8002 springs to much for hydraulic roller lifter?
  65. 94 LT1 MAF replacing
  66. Dic - 1990 c4
  67. %% Official AC Delco 1104032 and 10457702 Optispark Announcement %%
  68. door ajar light
  69. DOOR KEY stuck DOOR won't open O NO!!!
  70. Cam and head help
  71. Bosh Fuel Pump Install
  72. 700r4 wiring diagram
  73. Stamped Steel Valve Covers + Roller Rockers, Too Loud?
  74. Need Help! Think Injectors went bad
  75. Losing fuel pressure when hot
  76. Big Mouth Air Dam
  77. Is lowering a 94 a good idea
  78. Brake Booster
  79. Brake Booster
  80. Let ‘em know how you really feel!
  81. Dana 44
  82. new (to me) '86 with a starting problem
  83. Is there a better LT1 one-piece rear main seal than OEM?
  84. Head gasket help
  85. Headlight motor
  86. 92 after dead battery
  87. Changing valve cover gaskets on a 1988
  88. Corvete 4+3 Overdrive
  89. GM auto computers
  90. were to purchase exhaust?
  91. Flashing security light (vats)
  92. where is the starter?.... car wont start
  93. T56 question:
  94. 1989 Corvet Horn not working
  95. Silly question....
  96. LT1 exhaust manifolds to L98 Y pipe?
  97. C68 Problem
  98. Foglights won't come on.
  99. misfire with esc plugged in
  100. Hypertech Chip
  101. headlight upgrades "95 C4
  102. Cleaned my radiator today.
  103. service asr???
  104. Throttle body to valve cover hose connection
  105. Mileage down, Evap plugged
  106. Hydraulic clutch issues
  107. LT1 24 lb fuel injectors, are they all the same?
  108. MSD Cap & Rotor interchangeability?
  109. 92 LT1 fuel gage
  110. They Work!!
  111. Need help PCV/EGR
  112. PAGING pAT ARNOLD
  113. Code 42 issues
  114. New Fuel Injectors
  115. new distributor
  116. opti spark HELP!
  117. How much is a base line fee for a shop to change U Joints?
  118. L98 Fuel Pressure Regulator Vacuum diagram
  119. No start condition, 90 model L98. Vats or....
  120. Hood Won't Unlatch (FYI)
  121. Is anyone doing this on tranny installs?
  122. 1989 running rich
  123. 1993 LT1 engine photo needed
  124. in the middle of removing water pump
  125. In the middle of changing plugs!!!
  126. No Fuel,. car dies, short or Relay?
  127. Goodyear 315/45/17
  128. 1990 Won't Shift into Overdrive
  129. Any wiring Guru here?
  130. Dana 36 Drive Shaft Length
  131. 1991 Corvette
  132. ZF6 - can i use high grade 5w-30 or do I have to use BMW or GM?
  133. Idel adj
  134. Parts the wear out by age not use?
  135. **> St Jude Auction # 58 Universal GPS HUD **<
  136. Battery light wont come off until engine is warm
  137. Reliability Issues Car stalls when hot and will not start.
  138. Difference between 87 and up brake question
  139. Fan Relay - No Power
  140. need help with windshield leak
  141. Header X-Frame Clearance
  142. TB bypass what did i do wrong
  143. Vansteel Shock Mounts
  144. what spark plug gap to set?
  145. Where are ac underhood fuses located- 90 L98
  146. EGR tube
  147. Part source headache
  148. C4 tire problem
  149. looking for CCM
  150. Work-around for bad EGR Temp Sensor (87 L98)?
  151. Need Help.. 96 LT4 Clutch pedal STIFF and low engagement....
  152. Engine lopes and no power
  153. Looking for a used worn out upper and lower a arm
  154. 1988 corvette transmission mount removal
  155. headers A.I.R. delete
  156. 11.78 @ 123.54 last night
  157. Where to buy Flywheel Cover
  158. Wobbly driver side mirror
  159. WOT problem ?
  160. 64yr old noob reality check
  161. Alternator Question
  162. finished clutch/flywheel swap, starter won't engage. Am I F*&$ed
  163. I think I found my problem but how do I fix i?
  164. break issues
  165. Porting Plenum Throttle body opening (removing 'bump')
  166. Check ASR- ASR off
  167. Need Help Changing Plugs
  168. 94 coupe - best mod to start out with
  169. rear end question
  170. quit
  171. Auto-x setup questions
  172. 1991 Tach Repair
  173. HID replacement for FOG-Lights
  174. i need some ideas
  175. Water in cabin
  176. Whats wrong with my '88s headlights?
  177. 87 Fuel Vapour Purge Cannister
  178. Its Not Always The Opti Spark Sometimes it is the ECU
  179. weird engine code performance
  180. Spec heavyweight steel SMF - just bolt it on?
  181. 94 vette won't start...let's assume it's the VATS
  182. Volts reads lower and lower and the battery icon lights up
  183. thinking of exhaust swap- B&B Exhaust?
  184. Front noise diagnosis
  185. code H16 on a 94
  186. I finally found the problem.
  187. Help stranded
  188. Starting fluid damages sensors?
  189. Replace radiator as preventative maintenance? Just rebuilt trans.
  190. Swapped flywheel?
  191. Battery Acid Puked, Residue removal, Corrective Process
  192. Intermittent Start
  193. Best shorty headers
  194. 1988 finally started last night, Pass Key and instrument cluster issues.
  195. Oil Filter for '95 LT1
  196. Tube hanging out on the passenger side?
  197. My Max AC quit working
  198. Want headers almost free?
  199. not sure about tranny
  200. need diagnosis help
  201. codes
  202. Early and late 4+3 transmissions for 1985
  203. I need help. I've run out of ideas
  204. coolant tank top nipple
  205. Will a 100-125 shot of dry nitrous kill my 93 lt1?
  206. ^^ The official optispark preservation thread ^^
  207. I flunked the leak down test.
  208. AC replacment
  209. JB Weld to the rescue
  210. L98 Engine Temperature
  211. water pump installation quote
  212. My dash
  213. which is louder?
  214. Alum Clutch Chatter...Mistake?
  215. long crank time
  216. 90 L 98 w Fast Burn Alum Heads
  217. Strange Driving Issue
  218. Bosch III Injectors installed in 1990
  219. Engine Miss with instrument problems??
  220. Miss with instrument problems??
  221. Air Pump and AC Delete on a 1987
  222. power side view mirror
  223. Cooling Issues
  224. -92 LT1 Tacho output question
  225. Lt1 -92 tacho input wire
  226. average compression for 90' l98?
  227. Need Help making a decision please
  228. cold start issues....
  229. ??? - 1990 L98 (factory) idle speed - ???
  230. NAME that wire?? with picture
  231. Oil consumption 1quart/100 miles
  232. Changing the fuel filter
  233. distributor 93
  234. A/C Failure 94 LT-1
  235. Obd1
  236. Morimoto ballast???
  237. ls1 camaro 2000 engine on a L98 C4 ???
  238. Compression Numbers
  239. OBDII (1996) laptop software/connector?
  240. How do I trouble shoot this?
  241. anyone try different antenna
  242. Heater core bypass problem
  243. 1984 Corvette Cross-fire not getting fuel to throttle body?
  244. Clutch wear
  245. Clutch slave leak / disc shot?
  246. No power to fuel pump, no spark.
  247. HI guys - FSM question
  248. Instrament cluster?
  249. Where is the ECM harness
  250. The rebuild has begun