LT1 | LT4 | L99 Engine Tech [Archive] - LS1LT1 Forum : LT1, LS1, Camaro, Firebird, Trans Am, Engine Tech Forums

: LT1 | LT4 | L99 Engine Tech



  1. Urgent Sudden Misfire out of the blue ???
  2. possible opti problem on 94 formula
  3. Large fluctuation in Temperature
  4. Urgent FireBird Lt1 problems
  5. 1996 lt performance help
  6. 93 z28 need help asap please.
  7. MSD 8.5mm Wire Routing?
  8. Question 4th Gen camaro LT1 stalling when warm
  9. Wtf just happened.
  10. Fuel Injector Compatibility
  11. 97 Z28 tried-Jet PCM Stage 2-Ran Crappy
  12. Question Michigan area LT1 mechanic
  13. power loss to no start
  14. Zero Lash vs Preload ???
  15. Ignition help!!!!
  16. LT1 Steering Fluid Type?
  17. O2 Sensor Problem?
  18. Hp estimates
  19. Gas in oil
  20. Question roller rockers 1.6
  21. Replacing Head Bolts
  22. Question Root or Centrifugal Supercharger?
  23. LT1 build and tune
  24. VATS Bypass Module wiring
  25. Can't pull out anymore hair ,
  26. Question Leaking exhaust at header collectors????
  27. check engine light until the brakes are applied
  28. Iron head build hope all these parts will work good together..
  29. Can you bypass the LT1 Crank sensor?
  30. Rerouting PCV hose for Catch Can
  31. Another opti issue?
  32. Question Will these work for me?
  33. Exhaust is kind of stinky
  34. What head gasket to get.
  35. Urgent LT1 misfire after fitting a cat back slp loudmouth exhaust
  36. 95 formula bucked and stalled no start
  37. LT1 Stalls Under Load and Warm
  38. Eratic Idle after warmup
  39. Question Need Help With Headers!
  40. 95 Camaro z28 issues shifting at redline
  41. Urgent Really Need Some Help with a New Rebuilt Motor
  42. LT1 Low Vacuum
  43. Replaced Heads
  44. Hot cam question
  45. Cooling system issues
  46. Higher octane fuel
  47. New best time for the Z28..
  48. Urgent LT1 passenger side header hitting transmission
  49. replacement optispark
  50. No start and backfiring
  51. LT1 swap runs for few seconds, dies
  52. putting on corvette accessory bracket
  53. What oil weight for 97 SS Z28 with Procharger 600B
  54. Won't start running when cold
  55. #7 cylinder has a slight problem
  56. 9C1 Silicone hoses fit LT1 Caprice w/HD cooling?
  57. Exhaust leak = not driveable?
  58. Couple questions:
  59. 94 Trans am won't start
  60. Need help identify motor
  61. ignition control module??
  62. LE1 heads what injectors should I buy?
  63. Not ready to give up yet...
  64. Engine Suddenly Died and Won't start
  65. Quick injectors question
  66. Best wiring harness for '95 LT1?
  67. Car is feeling a little sluggish (Need help from boosted LT1 guys)
  68. AFR 195's #1039, competition package. Any good?
  69. SES light
  70. Fuse keeps blowing, can't find source
  71. 96 buick roadmaster running super rich
  72. Racing Plugs On A 96 LT1?
  73. 1995 lt1 swap
  74. Haven't been on here for a bit.. Some changes I've made
  75. 1995 Trans Am- False Knock?
  76. Need info on changing over 93 engine harness to 94+
  77. help with a couple measurements
  78. Cardone optispark never again
  79. Do I need to upgrade my fuel pump
  80. Alternator issue help!!
  81. which valve springs?
  82. 97 z28 no spark no injector pulse
  83. First time build
  84. Question In line fuel pump or gas tank fuel pump?
  85. Couple of questions
  86. p1642 What to check
  87. odm code & security light
  88. Smoke after warm up and 2 questions more..
  89. accessory bracket
  90. Lt1 pistons/Rods
  91. Lt4 vette manifolds on lt1 camaro
  92. No starting and not understanding why.
  93. looking for lt1 dyno shops in florida
  94. Lt4 springs and 1.6rr on lt1 and 227 cam questions
  95. can't get fuel injectors to open
  96. If you own an OBD1 LT1, you should have a data logger. Here's how....
  97. Urgent Cylinder #7 keeps destroying spark plugs
  98. Need help with cam choices.
  99. 95 Pontiac Trans Am Motor Swap Options?
  100. 240sx *lt1* build
  101. 3 row or 4 row radiator
  102. 95 z28 build help please
  103. Weird issue(mostly while on the highway)
  104. Fuel, spark, pulse ok but wont start
  105. No start - Looking for suggestions
  106. Stuck flywheel
  107. which injectors
  108. Bad misfire
  109. 95 LT1 swap
  110. lt4 hot cam kit.
  111. Canton Valve Covers???
  112. What's next to prevent breakdown?
  113. temp sensor
  114. MPG's suddenly tanked
  115. Question Need some help
  116. How to make over 300 hp in my lt1
  117. 94 Firebird Formula with "slight" miss,hesitation
  118. Questions about RPC Valve Covers for LT1 F bodies
  119. Crank hub question
  120. Cam Change in the near future if warranted.
  121. Callaway ported polished heads for LT1
  122. LT1 Throttle Bodies. What are you guys running?
  123. 96 LT1 Starts, runs awful, dies. Won't take any throttle. Running out of ideas
  124. Fuel Injectors Sliding
  125. LT1 Back fire
  126. Idle surge
  127. Question Running very rich issue? Possibly
  128. PFS-80030 harmonic balancer for LT1 carb conversion install question
  129. New Build
  130. p0172, P0175
  131. Question Tick Tick Tick....PCV valve?
  132. Frame straightening
  133. Oil pressure Sending unit
  134. harmonic balancer for LT1 carb conversion?
  135. Question 1994 LT1 Starts, Runs, Dies after 5-10 seconds Read more: http://www.corvetteforum.c
  136. Question New Car New Problems
  137. 97 camaro ss t56 engine build advice
  138. Discuss Runs great! Somtimes
  139. 97 lt1 next mod
  140. How do you index the optispark?
  141. oil pan gasket
  142. Engine Identification
  143. Question Camshaft I.D. Help
  144. Fuel pressure to high
  145. Question 1994 camaro z28 m6 383 1k miles no start (pcm)
  146. LT1 build
  147. LT1 Engine Build - Advice & Help
  148. a1 heads cam package
  149. Push Rod length sanity check
  150. crank hub Lt1 vs L99
  151. Question Lt1 Long tube headers
  152. Another overheating LT1 thread Yea.....
  153. Question what do i need to do this properly?
  154. Radiator fans
  155. Want A Brand new motor for a 96 Z-28
  156. Lt1 my first build
  157. Over heating/clutch concern
  158. Common issues with Delteq?
  159. Cylinder getting fuel but not firing
  160. Help Identifying Harness Connectors
  161. Discuss one off exotic kit car. engine build help
  162. Question build is done... thinking of better cam please help
  163. Problem with stall over 1200RPM
  164. New or old valves
  165. Car was running like a champ and then...... Please help!
  166. High temp on new build
  167. Is my engine a Corvette or Camaro engine?
  168. lifters bleeding down
  169. Question Cam choices?
  170. Fuel Pressure issue (100+psi)
  171. Lt1 383 Nitrous rebuild
  172. Exhaust set up
  173. Knock sensor - testing necessary?
  174. Alternator/Charging Issues
  175. Timing cover/dowel pin
  176. valve spring retainer contacting valve seal
  177. Mysterious symptoms? Head gasket?
  178. LT1 lope and no cam (Buick Roadmaster)
  179. Single or dual cutouts?
  180. High idle, only shifting at higher rpms
  181. Tuner cats on windows 10
  182. Problem starting after rebuild
  183. Lt1 Build help?
  184. What did I do to my car?
  185. Fuel Injector Size (Help Needed)
  186. fuel pump?
  187. do I need a tune when I put in an LT 4 hot cam?
  188. Not firing on number one cylinder
  189. Need advice on steam pipe
  190. Left over bolt
  191. Another spark plug gap question
  192. Big cam bearing clearances
  193. Need advice on opti replacement 94Z8
  194. 97 trans am low coolant light brown looking coolant
  195. Question Egr/air
  196. lt1
  197. 94 firebird formula Questions
  198. AI-LE- or Trick Flow
  199. Build recomendations
  200. LT1/Mid Headers fit
  201. lt1 want to stall out off idle
  202. Question 95 TB bypass worth it?
  203. weird overheating issue?
  204. Meziere WP gains, worth it?
  205. Rockers, pushrods, lifters
  206. Head gaskets leakin on startup
  207. Question 95 Water Pump Question
  208. NSA Rockers Vs. Shaft Mount?
  209. Lt1 guru's
  210. need advise on stock rebuild
  211. Urgent No spark no help ?
  212. 96 Z28 wont start after initial start up/drive.
  213. LT1 knock
  214. Question Cam Info
  215. need advice with rebuild
  216. Water Jacket Plug
  217. Need advise
  218. slow cranking, bad valve adjustment?
  219. Question 95 LT1 rad/hc flush
  220. Lt1 nitrous question.
  221. random misfire
  222. Engine Vibration at high rpms.
  223. DO I need a windage tray
  224. LT1 build
  225. Urgent Crank/no start and abrupt stalling issue.
  226. Tpi Tps compatible with Lt1 PCM?
  227. comp cams roller rocker
  228. another optispark diagnosis. Ugh!!!!
  229. Sudden Engine Issue, rough idle, running rich LT1 (With video and datalog)
  230. Starts and Dies
  231. Opti question
  232. 93 Caprice Classic Wagon stalling/no run issue
  233. AC Compressor Help Needed
  234. Please help!
  235. Question 95 Trans Am LT1 intake ????
  236. 95z idles at 1100 cold 2000 after its hot
  237. Opti-spark
  238. 97 LT1 in 95 Trans am
  239. Car still performing well...
  240. '94 Vette cam has too much end play...
  241. Question about lt1 and Tpi IAC
  242. Lt1/lt4 build sheet questions
  243. Power performance TB
  244. Please help
  245. Fand and SES
  246. Question egr and smog references
  247. 96 LT1 O2 sensor problem
  248. timing problem?
  249. Suggestions
  250. 95 Camaro