View Full Version : LT1-LT4 Modifications



  1. cam choices
  2. Mod question here!
  3. Unique intake idea...
  4. All of yoi opti guru's some help..
  5. sensor in oil pan
  6. Live Data From OBD1?
  7. OBD 1 or 2? pic of car!
  8. Pistons and rod HELP!!!
  9. Anybody have a dynojet run file of a bone stock LT1 M6.
  10. Anyone ever heard a 180 Degree exhaust LT1?
  11. went to the track today
  12. Fuel line sizing
  13. GM SCT tuning software and interface
  14. Iron Heads
  15. EVAP emission canister purge solenoid
  16. Power antenna??
  17. 2BOLT Main Studs - Part number for lt1
  18. dash pad?
  19. pacesetter long tube e cutouts
  20. is this a good oem opti for my 94 z?
  21. quick HP for my 94 Formula???
  22. need some help...
  23. Finally got some dyno numbers with N2O
  24. Where is the best place to weld the bung for a wideband?
  25. Quick Help with DTC/Troubleshooting Please!
  26. Adjusting my valves?
  27. Building a 383
  28. EGR Removal/Intake painting **pics**
  29. What else to replace while replacing opti and waterpump in a B-body?
  30. Lt-4 Hotcam Instructions
  31. edelbrock intake...worth it?
  32. Stroker or not ????
  33. ? about a/c and heater box thingy on the firewall next to computer
  34. 260 at idle, why?
  35. 1996 LT1 issues..please help!
  36. I finally got me a F-BODY
  37. TB Air Foil
  38. EWP trimming issues
  39. Retro Z/28 Emblems
  40. Spring Help!
  41. Exhaust Instal Questions....
  42. Any benefit from this bolt on
  43. 850whp cam only lt1!!
  44. Dtc-66
  45. timing for 383 w/LT4 hotcam
  46. The difference is night and day
  47. Where to purchase Blackbird stripes for LT1
  48. LT1 problems
  49. why won't it start all the time?
  50. Update to a problem... need help!
  51. a4 to m6 help
  52. Procharged 383 LT1 vs 382 LS with 200 Shot
  53. New To The LT1. These Mods Worth It?
  54. vacuum diagram
  55. Problem Lt1 Idles and will not acclerate
  56. off the wall LT1 ???
  57. 383 with the GM 847
  58. Ordered a Spec stage 5 today....
  59. air pump removal
  60. ls1 steering wheel into lt1?
  61. Pulling the engine from the bottom
  62. Is tuning required for just a converter?
  63. im in need of a clutch
  64. Cam Bearings
  65. Is it just me or does the SEARCH suck now?
  66. Is there such a thing as a universal cat?
  67. Reaching 100000 on the ticker of my LT1...
  68. got the car wieghed
  69. Hp estimate
  70. crank hub HELP!!!!
  71. EGR removal help...
  72. Hotchkis rear swaybar...
  73. tranny??
  74. lt1 procharger blow off valve ???
  75. Arizona Speed and Marine?
  76. LT1 "forged" Piston choices?
  77. Is this sound normal from LT's and a Borla catback?
  78. Difference between 93-97 and 98-02 tail light center section?
  79. true duals
  80. madz28 tune
  81. Ebay Opti?
  82. Car won't hold an idle could it be the battery?
  83. doing the brakes?
  84. Adjusting msd opti
  85. Anyone Running Dart's LT1 Heads?
  86. Fuel Line ?
  87. RS Lean LS Rich ???
  88. 97 TA M6 will not start
  89. WICKED vibration at 80+MPH
  90. What Causes A Low MAT??
  91. Bout to pull the trigger....
  92. ewp and opti
  93. Twin Fuel Pump for the 94 Lt1
  94. Oil Dipstick
  95. A V-6 question...
  96. Formula Exhaust?
  97. tps question
  98. Estimates on HP difference LE3's vs Ported 21* TFS?
  99. mac mids
  100. lt1 distributor
  101. Battery Draining.... NEED HELP!
  102. 95 -97 hooker supper comp headers
  103. can all you guys please help me out
  104. Ready to go for 10's NA then hit the spray...
  105. 93-95 mac headers vs 96-97
  106. passenger side injectors not working??? help please?
  107. 1994 Z28 Solid Roller Nitrous Motor Dyno Results-Graph-Video
  108. LT1 Caprice Swap?
  109. Should I get these?
  110. Needing advice on replacing timing gear and chain
  111. a/c delete pulley
  112. Speedo recalibration - change the actual speedo used and recal via Tunercats?
  113. Pulling lt1 with m6 or without
  114. things to replace with lt4 hot cam
  115. Got WS6 Style Ram Air Hood.
  116. new pb times
  117. 987 valvesprings?
  118. lt1 headers vs 350 headers
  119. 1993 vs 1994-97
  120. Need Stock Tune ASAP
  121. weird startup question...
  122. big prob!!!wt rr's
  123. Random & multiple missfires
  124. 94-95 code reader?
  125. Engine Codes...any advice?
  126. write up on lt1 header install?
  127. Engine Rebuild (pics)
  128. what are signs of your opti going out or is out
  129. VATS Problem
  130. what is the lift limit without PTV contact on stock bottom end?
  131. Rockland "no walk" tailshaft bushing
  132. is there a muffler instead of magnaflow that would fit w/ magnaflow catback?
  133. OTV plug wire kit???????
  134. ordered 1.6 rockers do i need to up stock springs?
  135. need some help
  136. 383 Internally balanced, will stock fly wheel work
  137. Crank Bolt stuck
  138. Spun a bearing...
  139. How to install the Hub
  140. New Cam, New Tune - qestions???
  141. High idle on LT1
  142. dynomax ultra flow #17536
  143. Which FPR for non-stock rail????
  144. Just Got tuned. Check it out
  145. **LT1 Camshaft/Valve Train Selection Guide**
  146. wtf felpro!
  147. 300 RWHP w bolt ons
  148. new dyno numbers
  149. need some help
  150. Hotcam is installed!!!!!!!!
  151. Changing Blocks???
  152. oil pan gasket busted?
  153. how to go vented
  154. deleting air box?
  155. Ported Maf
  156. Is this normal?
  157. Engine knocking...I am positive it is........
  158. tuner/Progammer?!
  159. Refresh
  160. gears
  161. BBK 58mm sticking at idle. Did the drill mod and IAC is 50.
  162. lookin 4 lt1 used motor
  163. Rocker Arms
  164. what cam should theSS get?
  165. How do I remove my airbags?
  166. XFI Install... How to keep factory cluster ??
  167. Oil Level Sensor
  168. HELP! Need link to fuel pump trap door mod!!! ASAP!
  169. LT1 guys - Eliminate Your OptiSpark!
  170. 52mm vs 58mm throttle body
  171. Fuel line relocation mod
  172. New opti Already?
  173. Changing back to summer tires...(vid)
  174. Why is my timing -30?
  175. heading up to the track
  176. Wtf???????????????????????
  177. What do you guys think? Polylock clearance. pics
  178. what series
  179. fuel pump wires... help!!!!
  180. Is catback exhausts illegal to have on cars?
  181. Oil dilemma - calling all oil gurus!!
  182. custom exhaust
  183. Electrical Connectors for A/C, EGR, AIR
  184. LS1 Fuel Pump?
  185. cam?
  186. LT1 B-Body Injectors
  187. lt1 longtube q?
  188. alt. and crank pulley v.s alt. and underdrive pulley
  189. best fuel pump?
  190. 846 on lt4 valve springs stock rockers HP estimates
  191. Free modz
  192. How will this stall converter work out for me???
  193. Need help converter selection
  194. Ls1 Lid Or Ram Air Box Which to Choose?
  195. lower alt. bracket
  196. Sputtering and backfiring after big install
  197. which y-pipe?
  198. Cutting out at idle and all the time basically
  199. Custom cams and Cam only sticky!Dyno Numbers! Track Times!
  200. installing autometer oil pressure guage, quick question
  201. We suspected it, but this solidifies it... Edel's Air Gap sucks!
  202. A.I.R delete question....
  203. Am i in denial
  204. alternator
  205. Finally started my Diet For the LTX Shootout
  206. Track times: M6 + cc306 + full bolt-ons!
  207. Dyno numbers 396LT1
  208. Stock Crankshaft?
  209. ORY vs Catted Y
  210. what convertor
  211. Motor Mount/Trans Mount
  212. Engine Build -Help-
  213. Head Gasket???
  214. Ran Out Of Gas, Replaced Pump, Still No Start
  215. Anyone running a 2 or 3 Step Rev Limiting Launch Control?
  216. check out my mods, what do you think about my setup?
  217. th350 swap
  218. Air Intake Question
  219. Water getting into oil not burning it though???
  220. It is now confirmed. GMHTP mag will be covering the 2009 LTX Shootout!
  221. Funky ass headers on my car.
  222. new blackbird stripes.....
  223. It's back. 95 Turbo Trans Am build. (My winter work thread)
  224. Edelbrock LT4 Kit - 406 HP & 390 Ft. Lbs
  225. LE heads and cam?
  226. Milodon or Lokar engine dipstick with longtubes?
  227. LT1 Left Bank Running Lean and More
  228. 7 Second C4 Lt1????
  229. New LT1 HSR intake
  230. Delteq/Ignition problems?
  231. Help which posi locks for stock heads & rockers?
  232. Soaking header bolts w/ PB Blaster. HOW?
  233. EWP, what wire under fuse box?
  234. Bleed brakes when disconnecting brake master cylinder?
  235. crap , starts idles runs fine til it gets hot
  236. 4l60e swap
  237. What to do next....
  238. Can you put EGR on OFF road headers??
  239. Thinking about buying an LT355 Motor, Thoughts on it?
  240. Plastigage accurate?
  241. Studdering under light throttle
  242. New Idle vid. LE2 TDs
  243. Which build to go with?
  244. a4 ,410 gear guys here
  245. 74 c10 project
  246. Timing advance readings in Datamaster vs. actual timing advance.
  247. 97' Formula LT1 car. Parting out. Many H.P. parts.
  248. Mr Gasket #5716 - embossing up or down???
  249. Getting wheel locks off with out the key
  250. need some cam help.