View Full Version : LT1-LT4 Modifications



  1. rebuild question
  2. fuel rail covers installed!
  3. Tie rod energy suspension rebuildable?
  4. How to put a lt1 crank hub back on?
  5. to do or not to do electric water pump
  6. Sure it's been beaten to death
  7. Engine Bay Tutorial?
  8. Magnaflow Cat - any problems?
  9. How much HP am i leaving on the table with hooker shorties?
  10. problem with my 1994 lt1
  11. LT1 and Heavy rains ?
  12. Turbo V6 vs 383
  13. 93 lt1 question
  14. Building a 383
  15. 93-97 firebird hood ideas
  16. What all do you need for 1.7 rockers
  17. Engine Sensor Fuse???
  18. Professional Products 58mm TB?
  19. summit rebuild kit and GM heavy duty timing set
  20. Hydra-Rev kits...
  21. OTVC spark plug wire with stock header possible ?
  22. Start-up Problems...
  23. Help me decide on an AI package
  24. Needs some help with lifters.
  25. who sells polyurathane trans mounts? A4
  26. trans am pop up lights?
  27. I need to vent...WTF is with craigslist!!
  28. Couple bad ass LTx's at the Speedinc open house
  29. Keyed crank hub
  30. Looks like ill be in the 10s this year
  31. Lt headers and 52 mm tb
  32. MSD 6AL troubleshooting
  33. Should i buy this torque am?
  34. wow! it just jeeps gettin worse..
  35. tuning software
  36. Initial start and lifter break in
  37. EWP Relay Kit ???
  38. Reverse Lockout Solenoid
  39. milled heads.... gaskets thickness....
  40. casting #s
  41. My first trans am help!!!!!
  42. heads and cam
  43. Camshaft dowel problem.
  44. Draglites? Come In!!!
  45. BMR upgrade thoughts!!!
  46. fair cam swap price?
  47. Wiring diagram needed
  48. Best clutch setup for 500+rwhp LT1
  49. Anyone buy the LT1 HSR that was made recently yet?
  50. TSP Rumbler Install Question
  51. horrible headache of a problem
  52. whats required with lt4 hot cam kit
  53. header problems
  54. 383 build
  55. Help please.
  56. School me on head bolts.
  57. ahhhhhh!!!!!!!!!!! You will not beleive this
  58. Tune after header install?
  59. ps pump r&r
  60. 58mm Throttle Body
  61. whos got the best prices on walbro 255
  62. What FPR?
  63. what does this OBD1 code mean???
  64. OBD1 Computer question
  65. Still interested in single plane conversion!
  66. Pump gas friendly compression ratio in California?
  67. Spark plugs stall converter?
  68. ~crank hub bolt backing out
  69. Why no 7 second LT1 yet?
  70. everything youve ever wanted to know about Opti!
  71. Delteq Opti Eliminator
  72. What is a good redline on a stock block
  73. Quick !AIR !EGR question...
  74. is there anywhere that sell roller rockers in sets of 4
  75. Stroker ????????
  76. Anyone work at car shop or dealership/service or experience this ??? LT4
  77. 1 to 3rd 4l60e
  78. is this right??? e.t vs mph either way nice job!
  79. gear drive timing setup for LT1's?
  80. New pics of a few nice LT1s
  81. Motor Finally Going In!!!!
  82. car hard to start but starts, runs fine
  83. Y-pipe?
  84. Removing my Delteq, need help
  85. Pulled DTC codes low TPS sensor
  86. what kind of FUEL system will i need on my 13.1 motor
  87. Head thread help
  88. if you run octane then come in here
  89. Anyone with a CRT elbow come in.
  90. injectors
  91. valve seal??s
  92. Opti vs LTCC
  93. Overheating.
  94. Bad vibration
  95. Help me choose a cam!
  96. valve spring question..
  97. new day, new problem
  98. custom intake under stock transam Hood?
  99. RockAuto 5% Discount code
  100. o2 question step inside
  101. t-56 problem.
  102. What kind of compression ratio should I expect...
  103. Ways to retard timing for nitrous
  104. Injectors
  105. quick cam question
  106. LT1 Backfires After Header Swap
  107. head and cam work
  108. What is this? And what hose connects to it?
  109. Restoring my 1995 Bird..
  110. CC503 question
  111. !Smog Pump
  112. Different oil pressure sensor positions...why?
  113. knock mod
  114. got this today!!!
  115. Question about Plugs and o2s
  116. Sold the LT1
  117. A/C Delete Question
  118. 160 temp running 210?
  119. Air Pump problems???
  120. fog light blackouts
  121. 3rd gen SC GTA vs H/C LT1?
  122. Whay do i do???????
  123. stall converter help
  124. Car running hot
  125. LT1 into a 1985 camaro
  126. pretty sweet roots blower setup
  127. stereo
  128. wwjd
  129. best place to buy catback system for out lt1 car ?
  130. No Oil Pan Baffle
  131. This squeak rises and falls with rpm, seems like its comming from front of motor?? ?
  132. LT1 wiring guru's
  133. code 63
  134. AFR heads
  135. low fuel pressure at idle
  136. Casper383/Fast93Z?383Formula!
  137. Brake hoses Braided Who sells?
  138. How does this Pressure Plate look?
  139. Can fuel pressure affect idle?
  140. bad opti = shaking?
  141. perfect ending to a not so perfect day.
  142. New here
  143. Id this motor please!!
  144. Im I using the wrong oil filter ? Mobil 1
  145. Lt1 cam & timing set in a GM Goodwrench SBC???
  146. opti help
  147. adjust idle rpm with tech II?
  148. Cracked a water jacket
  149. Instead of selling my car, im gonna change it, opinions needed
  150. seafoam???
  151. Speed Inc cadillac cam vs. lloyd elliot sleeper cam
  152. what plugs should i go with?
  153. pics of the ta
  154. 94 LT1 Blowing FUSE!
  155. LT1 Rebuilt (Emissions ?)
  156. p1sc help
  157. LT1 question on the main journals
  158. would i need a tune
  159. seats
  160. Pressurizing coolant res
  161. Going on a diet
  162. Figured out my oil leak..
  163. Custom exhaust question
  164. Acceleration
  165. LS1 Lid Guys, let's see your rad brackets
  166. Trip odometer is not working
  167. Cam Question
  168. How to change belt and fuel filter ?
  169. do you need to change pushrod lengh...
  170. Stock stall
  171. 2 more problems...ugh
  172. new setup complete!
  173. Lt4 heads
  174. o2 extension for 96 lt1. Specific Q's..
  175. Poll: Short block or machine shop.
  176. Help me out!!
  177. Finaly got some pictures taken
  178. P0300 Misrfire
  179. 383LT1 vs Supra
  180. will a 5spd from 92 iroc z28 work in a 93 z28 a4?
  181. Overheating Issues after Opti Install
  182. Dynaspark Opti Install
  183. can i reuse my cam ????
  184. Fill up , then does not start?
  185. patriot heads
  186. Cooling fans dont start!
  187. 383 13.1 what heads should i go with
  188. current pics of my project
  189. egr removal question
  190. LT1 wont start
  191. Camaro events in Pacific northwest.
  192. opti problem
  193. LT1 problems
  194. P1153 help
  195. piston rings w/ N2O
  196. finally gettin caged
  197. Tuning question
  198. what was thestock tranny in 95 z28?
  199. cam selection help
  200. Anyone care about MPG?
  201. Vacuum pump
  202. head and cam
  203. Any one here running spark plug wire over vavle cover ?
  204. First cam swap and have questons.....?
  205. Optispark tune-up? or Replacement
  206. Help! Installing Opti and want to delete AIR
  207. RIP Ponitac
  208. Disappointed after modifications!
  209. Aftermarket steering wheel
  210. TH400 in my car (will this one work?)
  211. Headers, Cat backs? What should I do??
  212. Where to buy oil pumps
  213. LT1 vette heads
  214. Question about cc503 and stock heads
  215. What size is this plug?
  216. cooling problems
  217. MSD-6AL worth it?
  218. want to rebulid but dont know what to do.
  219. needing part# for xe230/236
  220. Whats the difference between the two motors
  221. Crank hub removal
  222. Questions.....
  223. what y pipe for jethots?
  224. Best DD Heads for 383
  225. I went over to the dark side... kinda
  226. A/C Diagram HELP!! ASAP
  227. Header Question
  228. Biggest Stall on Stock Rear
  229. What mod next?
  230. stock windage tray
  231. LT-1...Internal balance, or external?
  232. Thinking about getting this filter...what do you think?
  233. Lots of questions...maybe one problem?
  234. Where is this oil coming from!?!
  235. Comp full aluminum rockers
  236. HELP throwout bearing #
  237. Fel-Pro 1406 Header Gaskets
  238. Cam?
  239. Starter has passed away
  240. Wow!!
  241. starter headache?
  242. ?'s about deleting A.I.R.
  243. start up smoke need help
  244. Codes for my LT4
  245. Comp 26918-16 or pac 1218-16
  246. Just got my Lloyd Elliot Trickflows and intake VERY impressed!!
  247. Need FPR and Vacuum line P/N's
  248. Need help: Engine on stand leaks oil from..
  249. top speed
  250. Headers mid or long lt1