View Full Version : LT1-LT4 Modifications

  1. Wanted long tube headers
  2. more problems after header install (p0131)
  3. Missing at high rmps need help
  4. Opti problems
  5. Another diagnostic tip for bad LT1 behavior...
  6. need help with boost
  7. Building motor... need HELP!!!
  8. Roller Rockers w/ stock valve covers, and valvetrain noise...
  9. afr 210 comp. heads or a.i tfs 215s
  10. optispark
  11. ob2 code P1626?
  12. High Mileage Lt1?
  13. I need a new steel M6 flywheel...
  14. What are you other cam-only guys trapping?
  15. These damn boat anchors
  16. how do you remove these fittings (Oil pressure sensor)
  17. New opti
  18. Quietening down my exhaust - suggestions?
  19. 96 trans am ws6
  20. Temp gauge acting up today but no overheating?
  21. Newbie with 5.3 silverado
  22. New personal best! BOLT ON ONLY! And took home a win!
  23. clutch hydralics
  24. Need to stick something between headers (near collectors) and
  25. Winter Budget Build: 355ci AFR LE H/C
  26. 8501-bsbc Patriot gold extremes
  27. AC Delco update and more
  28. Calling on anyone that knows Rollmaster timing chains!
  29. Help with my Gauges!!! Pics
  30. What cam to use on a stock bottom end, suggestions?
  31. help,,1997 lt1 to carb
  32. stupid argument on youtube. Pontiac WS6 airbox VS SLP airbox
  33. single 3 inch enough ??
  34. New cam for my 385ci, suggestions?
  35. Young woman needing knowledgeable motor head help!
  36. Have a problem with my LT1 car
  37. 355 4 bolt main for sale
  38. Gas guzzler
  39. Wicked94z clear your inbox
  40. Need to know how to hook up a shift light, oil pressure guage, water temp guage.
  41. Pushrods for stock LT1 w/ 1.6RR's
  42. guide box??
  43. Need measurements now please?? very easy
  44. WOT problems?
  45. So I got the gas tank out...braided lines? Charcoal Cannister?
  46. Weird noise
  47. Anyone with a stock LT1 and a vacuum guage or Datamaster...
  48. Couple quick valvetrain questions
  49. Trimming gaskets
  50. What would you do if you had to dyno tune your new engine?
  51. Oil restrictor or don't worry about it
  52. Oil leak
  53. Safe to notch out floor bump (drivers side undercarriage)?
  54. Whats a good cam to go with?
  55. Sleeving an LTX block ??
  56. fuel pressure
  57. Chaning gaskets
  58. Fuel pump access hole
  59. ac delete.. vaccum line plate already made..
  60. Water pump coupler
  61. times for the new 355 with 21* heads
  62. Where to buy LT4 valve springs at for the cheapest?
  63. guys running jessels valvecover?
  64. A few new mods
  65. Throttle Cable Bracket???
  66. How did you make your vacuum pump system?
  67. daily driven lt1 in the 11s
  68. Buick Roadmaster LT1
  69. header gaskets
  70. Done My Lid Conversion And Have Q's
  71. Exhaust question.
  72. Found the vid, 12.15 at 111mph results inside
  73. AC Compressor Died on '94 Z28
  74. lt-1 will not keep idle with maf pluged in
  75. Torque converters
  76. looking for a good 355 bottom end combo for nitrous
  77. 1.6 Rollers..
  78. What valve stem seals do I go with?
  79. what MSD part# for mallory 685 harness?
  80. comp ratio, ran a calc?
  81. First and only pass NA LT1
  82. intake manifold disassembley
  83. Iron Heads CC size
  84. Big problem
  85. SES light came on for shrt time...and then gone...if I hav Autozon scan will it code?
  86. Nitrous Outlet LT1 plate & TPIS 58mm, mechanical art, it begins! (Updated 02-18-11)
  87. 94 trans am convertible 400 miles, 31k on mecum
  88. 2 grand left for a strip only build
  89. Just got my tune for my cc503 cam.
  90. 97 Lt1 oil pressure
  91. Valvespring ? with Pics
  92. 94 lt1......
  93. ok got my tune and drove the car for the first time today???'s
  94. Shoot me in the face, header bolts too close to fit wrench on
  95. Aerochamber or Maxflow
  96. Can I delete air pump w/o tune?
  97. 97 lt1 wanting to do a th400 swap, what do I need?
  98. Post tune CEL
  99. McLeod Master Cylinder Rebuild Kit
  100. What valve spring should i get?
  101. New O2 Sensor :( what am i lookin at
  102. gen 1 crank in an lt1
  103. valve question
  104. short 0-85 video what do you think
  105. My Exhaust cut out experience... w/ times
  106. What do you guys think about this for 1k
  107. patriot valve stem seal
  108. ORY Question
  109. little photo shoot of my turbo lt1 car
  110. Braille 2015 C in the passenger right rear
  111. cleaning out opti?
  112. Dropped Rocker Arm Oil Deflector
  113. what do you guys think?
  114. Florida panhandle members come on in!
  115. Engine has a slight stumble @ idle and right it a misfire?
  116. which heads for my 383 build
  117. what kinda numbers?
  118. Awww crap, what did I break?
  119. Hitting rev limiter at WOT
  120. the "ROLLER"
  121. Master Cylinder Install - Any Secrets?
  122. Tips on how to clean up cylinder heads?
  123. My speedo and odometer arent working!!!!!!
  124. Rockers?
  125. Can't get my lt-1 to idel unless I unplug maf sensor
  126. Hi people I am having problems with lt 1 please help
  127. Headers going on - O2 sensors??
  128. Factory fuel pressure?
  129. cant keep a idle.
  130. gm lt4 intake limitations
  131. How did you route your heater hose around your LT1 headers?
  132. Need help with ewp install how to remove drive gear
  133. 4L60e Trans Compability 24x system
  134. fan relay help
  135. help me understand dynamic cranking pressure
  136. 93 firebird tv cable adjustment with a 700r4
  137. GM Parts Direct- LS7 lifter prices?
  138. 3.42 or 3.73 ?
  139. Few questions, engine harness, lines, throttle body
  140. heater hose problem
  141. Tell Dart to build the big bore LTx block!
  142. 36# SVO Injectors ????
  143. I'm back! - AI Cam time! - Rod bolts?
  144. Spark Plug Gap Question
  145. cost to change intake manifold gasket?
  146. Need a new Thottle cable asap!!!
  147. Black spoiler on red car
  148. Sounds like firecrackers in my transmission!
  149. Weird Throttle Problem
  150. Stock Piston Valve Relief
  151. fan switch
  152. ses light
  153. LT1 FRC Pics
  154. the right tunning cable?
  155. Trouble starting, need help
  156. Viper trans in a f-body
  157. cravy viberaton at 95mph
  158. LOL! I almost forgot about my fuel tank! It has to come out!
  159. Code 16 - low rpm miss - smells very rich - hard starting
  160. LT1 OBD1 vs OBD2 tuning software.
  161. What am I looking to gain when I install the true duals?
  162. 1.6 rr
  163. valve spring change...heads off the car now
  164. Looking for friends in chandler, AZ
  165. Anyone want to buy an LT4 intake for $900?
  166. Anyone Tried a long Rod Stock Stroke Combo?
  167. 383 build questions
  168. where can i get window stops?
  169. Ring Gap
  170. Need Help!! Car idles @2500rpms
  171. URGENT: Help needed with fuel leak!
  172. power dies at 6400rpm.
  173. Excessive crankcase pressure/PCV question
  174. lt1 cars with manual rack
  175. Anyone have ported head pics they would like to share?
  176. AC Removal Help
  177. Cool air+open headers=warped valves?
  178. oil pump replace
  179. Quick question
  180. Chandlermotorsports
  181. thank u for ls1tech mobile
  182. exhaust
  183. Wiring help please.
  184. Opti drawings/dimensions/etc
  185. Boost lt1
  186. Valve cover breather
  187. Alternator not charging battery ???
  188. Straight pipes or X pipe?
  189. For anyone doing the Heated 02 Conversion with BOSCH 02's
  190. Wondering if I've fallen victim to my 1st opti failure or otherwise?
  191. Road to the 9's NA with a 385 AI HCI Street Car Video&Pics Inside 10.2x's so far.....
  192. Car is dying on long trips?
  193. I'M rebuilding my lt1 looking for a forged setup...
  194. Hooker Maxflow or Dynomax Ultraflo
  195. Iron head LT1 for my 91 Maro?
  196. opti install question.
  197. Lt1 surges at low rpm's on HW!
  198. lt1 coolant crossover tube question
  199. 11.17 with the H/C 350 today
  200. Did you guy note our oil filter, do not have ADBV ?
  201. Cutting The Cowl And I have a Question
  202. Need cam only numbers
  203. switching to 98-02 brakes
  204. quick question guys.
  205. Another M6 60 thread
  206. abs inop!
  207. Help with CHECK GAUGES light flickering and battery voltage? Flickering???
  208. Best prices on 93-96 dash/crash pads?
  209. 95 LT1 acting up
  210. Tell me all about my car based on three pictures.
  211. Challenge to all you real mechanics out there....figure this out
  212. PS Bolt size
  213. water pump drive shaft
  214. 95z keeps blowing coolant fan fuse.
  215. LPP Ground Clearance?
  216. second track trip not so good, lol
  217. So my builder recommends a high volume pump
  218. They say the knock sensor
  219. Help me out here plz
  220. Help, car shuts off.
  222. Open headers...
  223. Fuel not getting to rails
  224. How fast are you going on a non filled block?
  225. Manual steering rack options
  226. low rpm misfire
  227. Tall valve cover question
  228. where can i find this?...
  229. Another dead Optispark...
  230. efan mod to my 98 Silverado
  231. Overheated, What to Expect
  232. Is this common on Pacesetter Longtubes?
  233. Odometer Rollback?
  234. Switching from 4.10s to 3.23s - Pef. Loss?
  235. Blew it up...need motivation!
  236. True Duals = True Quiets
  237. I need new and old school input!
  238. Gauge pod wiring, triple pod, Wideband O2, N2O PSI, Nitrous microcenter, LC1 & pics
  239. Need some help with this lt1
  240. Will these wheels....
  241. damn PCM!!!
  242. dual exhaust over axle on 4th gen.
  243. pacesetter longtube headers question
  244. ARP torque specs?
  245. where to get nice valve covers?
  246. Ordering guages soon, where should i hook them up to?
  247. Check out my sweet Opti rotor failure (Pics)
  248. 88 vette issues
  249. Help with relocating oil pressure sensor
  250. Did I adjust my rockers right?