View Full Version : LT1-LT4 Modifications



  1. Whats everyones MPG on your LT1/4ís
  2. runs then dies
  3. Help lining up pushrods and guideplates on 21* heads.
  4. A ton of codes that won't clear and car cutting out
  5. Mail order tune for a HCI build?
  6. Convert 95 LT1 to ODBII for Jeep
  7. Confused on O2 sensors on OBDII LT1 Z28
  8. Will regular fuel hose work for fuel pump?
  9. 1996 trans am, WTF is wrong with it
  10. 383 flywheel
  11. Moates USB driver
  12. p0300 trouble need advice please
  13. Car died when brake/ebrake pressed now no power to the car at all
  14. fan trouble
  15. Lt1 corvette questions.
  16. 1/2" Wheel Studs
  17. quick exhaust question
  18. who is your computer tuner?
  19. 94 Z28 Tune
  20. opti vacuum harness
  21. Bad IAC?, video
  22. Thinking about selling '97 Formula
  23. Big turbo 383
  24. White smoke After Opti replacement
  25. broken rocker arm
  26. What is best transmission mount
  27. flywheel bolts on McLeod flywheel
  28. Dyno Question
  29. Help picking a good off the shelf cam
  30. Ac compressor vibration
  31. Help please: ABS axles vs. non-ABS axles
  32. tail lights not working
  33. LTX hats & other gear
  34. Lt1 95 firebird overheating ????
  35. Lt1 twin walbro 450's loosing fuel pressure under boost, need assistance!!!
  36. Only a few things left!
  37. I start cranking for 1st start then heard what seemed to be timing issues...
  38. 93 Z28 problem
  39. stall
  40. cam swap
  41. Which MLS head gaskets for 4.030" bore? 4.040" or 4.100"?
  42. Which spark plugs for 21* Heads and Nitrous?
  43. Ever Shim the Motor Mounts? Please come in!!!
  44. camming my lt1
  45. help baby lt1
  46. Took The HVYSS Did some Tuning on Race Gas
  47. Magnaflow race series vs dynomax, opinions.
  48. Long tube questions
  49. Is 24x right for me?
  50. Who knows how to read excel free scan!!!!!
  51. How come noone can solve this vibration in the fbodys
  52. Header questions....
  53. Quick 24x Conversion question
  54. Backfiring quick question
  55. gm847 wanted
  56. Mystery timing?
  57. Scanmaster readings, normal?
  58. K Member Drop
  59. threaded port on DS rear block
  60. Bell housing Engine Plate
  61. Most bang for buck LT1
  62. Who ports AFR heads?
  63. Lean Bank1 and 2
  64. Fuel Filter replace help
  65. broke opti rotor now it runs bad. help
  66. 98-02 halo lights into a 93-97 headlights
  67. motor mount problem
  68. Cps codes
  69. scraping noise when driving
  70. Seeking Advice, 1997 Z28 LT1
  71. wondering what they are worth
  72. Woohoo my headers leak coolant!
  73. LT1 camaro Weight?
  74. Please help unite this with it's owner!
  75. 21* LE Trickflows arrived today! Pics! *Flow Chart Update!*
  76. What should i do next on my 94 lt1
  77. 355?
  78. Ford 9' inch questions and prices
  79. tps sensor new runs a bit better with it unplugged
  80. Considering a LT1 rebuild. Advise goes a long way.
  81. Has any one swap a sc400 motor for a LT1
  82. Ignition box necessary for Forced Induction?
  83. 94 lt1 new cam
  84. 97 Trans am no spark
  85. Ls1 NOS + Twin Turbo = Bad?
  86. Trying to pass emissions (Failed with high NOx)
  87. School Me on Compression
  88. Car not performing!
  89. need help quick!!
  90. lt1 cutting out or studders from 3800 to 6000
  91. 94 Z28 help
  92. 1996 Fleetwood p0171
  93. lt1 cutting out or studders from 3800 to 6000
  94. stuttering lt1
  95. Gave up.
  96. Headliner help
  97. Starting to bring the Z back to life (IT LIVES)
  98. Tuning a Bone Stock LT1
  99. Rear O2 for wideband
  100. 24x LT1 411 PCM - Bank 2 Lean Spikes
  101. Best free programing software
  102. Contact info for Shon Herron
  103. What's this go to thread
  104. Zo6 replica questions
  105. Idle clip before new muffler.
  106. Valve spring change, now idles different
  107. 5.07 140 LT1 Record will fall Video inside
  108. LTCC Kit no start
  109. Need advice for new clutch
  110. LT1 problems, please help
  111. congrats Stefan Destito
  112. LT1 383 stroker
  113. Name these connectors.
  114. fuel pressure problem
  115. 97 Z28 LE2 H&C finally good to go!
  116. Removing Old Exhaust Manifold 1993 Formula
  117. Brake problems
  118. Steering wheels Vibration
  119. Still have some bugs, charging issue and idle.
  120. what cam is right for me
  121. Possible blown head gasket
  122. Alien Intake
  123. Lt1 ram air vs cold air!!!
  124. Got my LE intake back today! Looks great! PICS!
  125. 93 Formula overheating, fans wont turn on...
  126. alt relocation question
  127. 94 cluster wiring harness same as 95?
  128. Dual Walbro question
  129. Need help cooling fans won't come on 97 LT1
  130. Adjustable or Non Adjustable LCA's and Panhard for stock height WS6
  131. running a SBC under Fully Functional EFI
  132. update on LT1 cold start/idle issue *edit* video fixed
  133. Gutted cats affect fuel economy?
  134. E3 Spark Plugs- opinions?
  135. Anyone running TFS RRs?
  136. It feels good to be back!
  137. Finally got engine built won't run right
  138. need a couple pics for reference
  139. What numbers should I expect?
  140. Eaton SBC Supercharger LT1?
  141. 95 formula older optispark?
  142. Ls1 lid on lt1?
  143. can i use paper clip to check my 94 cel
  144. Cody Estes/ flatbird in Waco TX
  145. Which Complete Exhaust System is best ??
  146. Open loop or Closed loop?
  147. ltcc
  148. new tune new problems
  149. Question on custom steam hose routing
  150. Super profile l98 camshaft
  151. hot cam and nitrous
  152. Looking into picking up a semi local 383 setup, school me!
  153. What to expect with a 226/234 cam and a 3600 stall?
  154. 1.6 RR setup
  155. tunerpro rt readings. pls help!!!!
  156. Any good machine shops on the East coast ?
  157. Need Advice Cammed LT1
  158. what hp at the wheels
  159. Air Pump Woes 1994 LT1
  160. 1995 z28 side window scratches cant find part number
  161. Well after 4 years...
  162. The trouble with my LT1 continues
  163. Missfire and bad exhaust leak HELP!!!
  164. aftermarket fans that really fit? 95 T/A
  165. Just picked up a forged 383 lt1, what to check before install, power level for boost?
  166. Any help please I am SO CLOSE
  167. engine install checklisr
  168. 355 FINALLY complete, oil recommendations for first change?
  169. Taking engine off stand?
  170. 2013 LTX Shootout Bowling Green Kentucky
  171. K1500 Help
  172. bad o2???
  173. 12.5" slicks
  174. take a moment to look at this and laugh
  175. Aldl usb cable HELP!
  176. Comp 503 Install: Help me choose springs.
  177. how to hook up a tach
  178. New Z/28 with mods how much HP?
  179. 1994 lt Camaro cylinder head bolt torque
  180. tunercat comm port
  181. oil pressure sending unit
  182. 7 1/2" Pistons
  183. Sun Visors
  184. LT1 rear intake oil leak - My experience
  185. Maybe dumb a/c question
  186. My first top-end build
  187. Question on valve springs
  188. Turbo LT1 with Opti???
  189. Fair price for exhaust
  190. have a few issues
  191. NEED HELP! VATS gone bad... HELP PLEASE
  192. NEED HELP! VATS gone bad... HELP PLEASE
  193. subframe connectors
  194. Beat an LS1 and you still get no respect!!
  195. New camaro! New help...
  196. Seafoam? or other
  197. Bad coil?
  198. No TPS Voltage
  199. Cam swap xfi 466
  200. can i use a hypertech programmer cable as a scanner cable?
  201. thoughts on scorpion rockers
  202. cam swap timing set
  203. 1994 camaro lt1 swap with a 1995 lt1
  204. 2 step Chime In.
  205. Bump switch
  206. Weird Idle
  207. Lightest k member - confused!!
  208. Balancing flywheel and pressure plate. Got a question.
  209. Passangers side O2 sensor
  210. Cog setup for LT1 YSI???
  211. Lunati 60121 Cam and Thrust Plate issue
  212. Mallory 685 Problems
  213. 3000 stall questions
  214. Multi function switch?!
  215. First Fourth Gen, Starter Mods?
  216. Octane Booster
  217. Installing nitrous kit and MSD parts
  218. Fuel Pressure Gauge Install
  219. Port & polish?
  220. Fuel for nitrous track only car
  221. Recurring Power Steering Woes
  222. 94 Z28 rough idle and missing when warm
  223. Clutch recommendations
  224. High mounted serpentine kit
  225. 1995 trans am cold start issue
  226. what first suspension or stroker
  227. Lt1 Turbo/supercharger????
  228. torque converter question..??
  229. Help Me with ordering Parts
  230. idling issue
  231. in desperate need of diagnostics
  232. top gear yellow lt1 an insult
  233. Summit selling 'Chevrolet Performance' Opti's for $199
  234. Simple AFR "Eliminator" Cylinder Head Question.
  235. stock manifolds and cat back vs pacesetter lt and dumped?
  236. Torque Arm and Shocks
  237. Could be a good deal.
  238. Stall Wall
  239. Typical 100,000 mile maintenance
  240. Starting LT1 tuning
  241. turbo to N/A
  242. 383 big bore (lt-1)
  243. Draining the gas tank
  244. Banjo bolt tq spec
  245. UltraZ Hood
  246. Trans Am bolt ons low trap speed WTF
  247. Broken wire by passenger O2?
  248. Motor mount help.
  249. Question about fuel rails....
  250. It's gotta go boys