View Full Version : LT1-LT4 Modifications



  1. who is your computer tuner?
  2. 94 Z28 Tune
  3. opti vacuum harness
  4. Bad IAC?, video
  5. Thinking about selling '97 Formula
  6. Big turbo 383
  7. White smoke After Opti replacement
  8. broken rocker arm
  9. What is best transmission mount
  10. flywheel bolts on McLeod flywheel
  11. Dyno Question
  12. Help picking a good off the shelf cam
  13. Ac compressor vibration
  14. Help please: ABS axles vs. non-ABS axles
  15. tail lights not working
  16. LTX hats & other gear
  17. Lt1 95 firebird overheating ????
  18. Lt1 twin walbro 450's loosing fuel pressure under boost, need assistance!!!
  19. Only a few things left!
  20. I start cranking for 1st start then heard what seemed to be timing issues...
  21. 93 Z28 problem
  22. stall
  23. cam swap
  24. Which MLS head gaskets for 4.030" bore? 4.040" or 4.100"?
  25. Which spark plugs for 21* Heads and Nitrous?
  26. Ever Shim the Motor Mounts? Please come in!!!
  27. camming my lt1
  28. help baby lt1
  29. Took The HVYSS Did some Tuning on Race Gas
  30. Magnaflow race series vs dynomax, opinions.
  31. Long tube questions
  32. Is 24x right for me?
  33. Who knows how to read excel free scan!!!!!
  34. How come noone can solve this vibration in the fbodys
  35. Header questions....
  36. Quick 24x Conversion question
  37. Backfiring quick question
  38. gm847 wanted
  39. Mystery timing?
  40. Scanmaster readings, normal?
  41. K Member Drop
  42. threaded port on DS rear block
  43. Bell housing Engine Plate
  44. Most bang for buck LT1
  45. Who ports AFR heads?
  46. Lean Bank1 and 2
  47. Fuel Filter replace help
  48. broke opti rotor now it runs bad. help
  49. 98-02 halo lights into a 93-97 headlights
  50. motor mount problem
  51. Cps codes
  52. scraping noise when driving
  53. Seeking Advice, 1997 Z28 LT1
  54. wondering what they are worth
  55. Woohoo my headers leak coolant!
  56. LT1 camaro Weight?
  57. Please help unite this with it's owner!
  58. 21* LE Trickflows arrived today! Pics! *Flow Chart Update!*
  59. What should i do next on my 94 lt1
  60. 355?
  61. Ford 9' inch questions and prices
  62. tps sensor new runs a bit better with it unplugged
  63. Considering a LT1 rebuild. Advise goes a long way.
  64. Has any one swap a sc400 motor for a LT1
  65. Ignition box necessary for Forced Induction?
  66. 94 lt1 new cam
  67. 97 Trans am no spark
  68. Ls1 NOS + Twin Turbo = Bad?
  69. Trying to pass emissions (Failed with high NOx)
  70. School Me on Compression
  71. Car not performing!
  72. need help quick!!
  73. lt1 cutting out or studders from 3800 to 6000
  74. 94 Z28 help
  75. 1996 Fleetwood p0171
  76. lt1 cutting out or studders from 3800 to 6000
  77. stuttering lt1
  78. Gave up.
  79. Headliner help
  80. Starting to bring the Z back to life (IT LIVES)
  81. Tuning a Bone Stock LT1
  82. Rear O2 for wideband
  83. 24x LT1 411 PCM - Bank 2 Lean Spikes
  84. Best free programing software
  85. Contact info for Shon Herron
  86. What's this go to thread
  87. Zo6 replica questions
  88. Idle clip before new muffler.
  89. Valve spring change, now idles different
  90. 5.07 140 LT1 Record will fall Video inside
  91. LTCC Kit no start
  92. Need advice for new clutch
  93. LT1 problems, please help
  94. congrats Stefan Destito
  95. LT1 383 stroker
  96. Name these connectors.
  97. fuel pressure problem
  98. 97 Z28 LE2 H&C finally good to go!
  99. Removing Old Exhaust Manifold 1993 Formula
  100. Brake problems
  101. Steering wheels Vibration
  102. Still have some bugs, charging issue and idle.
  103. what cam is right for me
  104. Possible blown head gasket
  105. Alien Intake
  106. Lt1 ram air vs cold air!!!
  107. Got my LE intake back today! Looks great! PICS!
  108. 93 Formula overheating, fans wont turn on...
  109. alt relocation question
  110. 94 cluster wiring harness same as 95?
  111. Dual Walbro question
  112. Need help cooling fans won't come on 97 LT1
  113. Adjustable or Non Adjustable LCA's and Panhard for stock height WS6
  114. running a SBC under Fully Functional EFI
  115. update on LT1 cold start/idle issue *edit* video fixed
  116. Gutted cats affect fuel economy?
  117. E3 Spark Plugs- opinions?
  118. Anyone running TFS RRs?
  119. It feels good to be back!
  120. Finally got engine built won't run right
  121. need a couple pics for reference
  122. What numbers should I expect?
  123. Eaton SBC Supercharger LT1?
  124. 95 formula older optispark?
  125. Ls1 lid on lt1?
  126. can i use paper clip to check my 94 cel
  127. Cody Estes/ flatbird in Waco TX
  128. Which Complete Exhaust System is best ??
  129. Open loop or Closed loop?
  130. ltcc
  131. new tune new problems
  132. Question on custom steam hose routing
  133. Super profile l98 camshaft
  134. hot cam and nitrous
  135. Looking into picking up a semi local 383 setup, school me!
  136. What to expect with a 226/234 cam and a 3600 stall?
  137. 1.6 RR setup
  138. tunerpro rt readings. pls help!!!!
  139. Any good machine shops on the East coast ?
  140. Need Advice Cammed LT1
  141. what hp at the wheels
  142. Air Pump Woes 1994 LT1
  143. 1995 z28 side window scratches cant find part number
  144. Well after 4 years...
  145. The trouble with my LT1 continues
  146. Missfire and bad exhaust leak HELP!!!
  147. aftermarket fans that really fit? 95 T/A
  148. Just picked up a forged 383 lt1, what to check before install, power level for boost?
  149. Any help please I am SO CLOSE
  150. engine install checklisr
  151. 355 FINALLY complete, oil recommendations for first change?
  152. Taking engine off stand?
  153. 2013 LTX Shootout Bowling Green Kentucky
  154. K1500 Help
  155. bad o2???
  156. 12.5" slicks
  157. take a moment to look at this and laugh
  158. Aldl usb cable HELP!
  159. Comp 503 Install: Help me choose springs.
  160. how to hook up a tach
  161. New Z/28 with mods how much HP?
  162. 1994 lt Camaro cylinder head bolt torque
  163. tunercat comm port
  164. oil pressure sending unit
  165. 7 1/2" Pistons
  166. Sun Visors
  167. LT1 rear intake oil leak - My experience
  168. Maybe dumb a/c question
  169. My first top-end build
  170. Question on valve springs
  171. Turbo LT1 with Opti???
  172. Fair price for exhaust
  173. have a few issues
  174. NEED HELP! VATS gone bad... HELP PLEASE
  175. NEED HELP! VATS gone bad... HELP PLEASE
  176. subframe connectors
  177. Beat an LS1 and you still get no respect!!
  178. New camaro! New help...
  179. Seafoam? or other
  180. Bad coil?
  181. No TPS Voltage
  182. Cam swap xfi 466
  183. can i use a hypertech programmer cable as a scanner cable?
  184. thoughts on scorpion rockers
  185. cam swap timing set
  186. 1994 camaro lt1 swap with a 1995 lt1
  187. 2 step Chime In.
  188. Bump switch
  189. Weird Idle
  190. Lightest k member - confused!!
  191. Balancing flywheel and pressure plate. Got a question.
  192. Passangers side O2 sensor
  193. Cog setup for LT1 YSI???
  194. Lunati 60121 Cam and Thrust Plate issue
  195. Mallory 685 Problems
  196. 3000 stall questions
  197. Multi function switch?!
  198. First Fourth Gen, Starter Mods?
  199. Octane Booster
  200. Installing nitrous kit and MSD parts
  201. Fuel Pressure Gauge Install
  202. Port & polish?
  203. Fuel for nitrous track only car
  204. Recurring Power Steering Woes
  205. 94 Z28 rough idle and missing when warm
  206. Clutch recommendations
  207. High mounted serpentine kit
  208. 1995 trans am cold start issue
  209. what first suspension or stroker
  210. Lt1 Turbo/supercharger????
  211. torque converter question..??
  212. Help Me with ordering Parts
  213. idling issue
  214. in desperate need of diagnostics
  215. top gear yellow lt1 an insult
  216. Summit selling 'Chevrolet Performance' Opti's for $199
  217. Simple AFR "Eliminator" Cylinder Head Question.
  218. stock manifolds and cat back vs pacesetter lt and dumped?
  219. Torque Arm and Shocks
  220. Could be a good deal.
  221. Stall Wall
  222. Typical 100,000 mile maintenance
  223. Starting LT1 tuning
  224. turbo to N/A
  225. 383 big bore (lt-1)
  226. Draining the gas tank
  227. Banjo bolt tq spec
  228. UltraZ Hood
  229. Trans Am bolt ons low trap speed WTF
  230. Broken wire by passenger O2?
  231. Motor mount help.
  232. Question about fuel rails....
  233. It's gotta go boys
  234. Questions with setup.
  235. Which I-pipe - URGENT PLS HELP
  236. Head gaskets for 13.5+ compression?
  237. Well its been great while its lasted. Good Bye LTx Crowd
  238. So I Finally Installed My 8.8...
  239. Real world 350/383 TBI build.
  240. whats next..?
  241. Optispark wobbles
  242. No Fuel Pressure Gas Gauge Reads Funny
  243. expected price to pay for n20 installation
  244. Springs and Lifters for SR
  245. Bought 95 trans am H/C/I LT1. Running ROUGH. Need help from you LT1 guys!
  246. obx header question about to buy
  247. Distributor for LT-4?
  248. Question from a obd1 noob
  249. Compression on pump gas
  250. Irritation