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

: LT1 | LT4 | L99 Engine Tech



  1. Question Help identifying GM roller rockers
  2. Loud chirp at idle. Goes away with throttle
  3. Question Why is this happening to ME?
  4. rebuild time
  5. 1994 Camaro z28 M6 Build: Making 2 cars 1
  6. CC306 Did I Order the Wrong thing
  7. How much boost on a stock crank? Good Cr?
  8. Lt1 383 want start
  9. Lt4 Double springs?
  10. Engine making noises
  11. LT1 Rebuild Help
  12. Whats the purpose of this box / solenoid ?
  13. Picked up a 95' M6 T-top with a bad motor.
  14. 847 cam
  15. My 96 Z28 Build.
  16. Burnt Wood Smell Radiator Flush
  17. Reasons for coolant backing up into reservoir
  18. 97 z28 Replace Radiator and might as well...
  19. Alternator relocation finished
  20. Question 1995 LT1 Bleeding coolant system
  21. Question LT1 Ticking Noise
  22. First datalog down the strip.
  23. LT1 Oil Level Sensor?
  24. Urgent LT1 crank hub install. Threaded rod needed.
  25. Discuss Snake Oil?
  26. LT1:whats the output on the fuel pressure regulator
  27. Found this when I took the valve covers off..
  28. Fuel pump ideas
  29. AIR Delete Question
  30. Lt1 tapping sound
  31. Should I be happy ?
  32. LT1 high quality water pump seal
  33. Heads ???
  34. Whats up with my LT1? Engine light at high rpm
  35. Is this a good deal?
  36. Lt1 acting weird slow response bogs when hot
  37. Oil Breather may have been put on wrong
  38. LT1 Seized and Weird Parts In Oil Pan
  39. LT1 noises on video - lifter, injectors, cam lobe or bent rod??
  40. CC306 383 passed emissions
  41. Weird sound at WOT with loss of power
  42. Question Which LT1 cylinders have highest EGT
  43. lt1 383 boosted stumbles over 3k
  44. 1995 Firebird Overheating
  45. Help please
  46. Cam only LT-1 Corvette, what bolt on next?
  47. car starts, then shuts off
  48. Urgent Running hotter than normal
  49. Low Dyno Numbers
  50. Question What lifters and timing set to run on lt1 with the comp 292
  51. All of a sudden runing rich and now if you clear it up blue ish smoke
  52. Urgent Lt1 383 with comp 292 what timing set and lifters
  53. Precheck for smog
  54. I have a 93 Trans Am with 5.7L LT1. What manual transmission will bolt on directly?
  55. LT1 hesitation in RestoMod
  56. 94 LT1 OBI O2 Sensor Clarification
  57. Cam installed 1.6 rr install think i have a bad rocker adjustment
  58. L99 4.3 to LT1 swap issues..
  59. 1994 swap 1996 LT1 Opti spark.
  60. A/C Compressor leaking
  61. throttle body coupler help
  62. 1993 Fbody LT1 shutting down after 10 mins of driving
  63. Almost 2 weeks searching for Delphi
  64. What is this (pic inside)?
  65. Question Engine Damage?
  66. Question Wh
  67. Help. Fuel in oil
  68. Post engine swap - stuck in open loop
  69. Air Conditioner Compressor keeps shutting down
  70. FPR Screw/Bolt Size
  71. Optispark 2016
  72. Discuss Does this look correct or not?....Need help BAD!
  73. 95 Lt1 with weird problem
  74. seeking opinions
  75. EGR issue
  76. a couple of questions
  77. 1994 Corvette CCM issue C41 Runs then Dies
  78. 95 firebird lt1
  79. Urgent LT1 timing cover bolts, how many?
  80. eehack log
  81. What do I need to install a 6al and 2 step?
  82. Running rich when coasting along.
  83. Need help with engine idle trouble
  84. Question Really Need Some Help With Rockers
  85. Question Knock Retard
  86. coolant temp sensor
  87. Corvette suddenly died and now no spark
  88. Question Engine hot, lean and missing after opti & O2's
  89. So I Drain My Oil & This Is What I Find (Help)
  90. Water coming from oil filter
  91. 94 lt1 TPS Voltage
  92. Fuel Filter Question
  93. Fans not working, relays have power but don't click
  94. Can't get air injection tube from exhaust manifold
  95. Caution: Do NOT use NAPA/Dorman oil-drain seals for steam pipe seals
  96. 96 Impala LT1 180 stat 160 programming ?
  97. Question Engine ping on high milage LT1
  98. Does LT1Fans run when car is off?
  99. 94 LT1 wont start. HELP!
  100. Harmonic Balacer won't go on
  101. Missfire Issue
  102. Weird Issue
  103. Stroker kit
  104. Fuel Injector Question
  105. Urgent Car dies intermittently
  106. Need help diagnosing grinding noise
  107. high fuel pressure
  108. LT1 or LT4 fuel rails?
  109. Stupid idle question
  110. 1994 fleetwood cadilliac HELP!!!
  111. is there a cheaper way to swap in an LT1 other than this kit? into a 03 s10?
  112. Urgent 1996 firebird not starting
  113. Question 1994 Code 29 eas fault
  114. Lunati bootlegger cams
  115. Help Please
  116. Internal vacume leak on lt1 engine
  117. Question LT1 Troubles
  118. Urgent Is this a vented opti cam gear?
  119. tick tick tick
  120. Lt1 spark plugs
  121. Help! 93 t/a t56 wont start after rain
  122. Temp Sensor, Fuel Gauge, Overheating, and high Idle.???
  123. Adjusting Lifter/Rocker
  124. Lpp headers
  125. Exhaust Manifold Gasket Alignment
  126. Vacuum loss after Zero lash
  127. New heads, cam, and lots of other stuff. Here's a vid.
  128. New 94 Trans am
  129. Cam ?
  130. Lt1 clearance question
  131. Comp cams 306
  132. no oil at rockers
  133. Urgent Help !
  134. coolant temperature sensor relocation
  135. Help me locate connector
  136. Urgent Sudden Misfire out of the blue ???
  137. possible opti problem on 94 formula
  138. Large fluctuation in Temperature
  139. Urgent FireBird Lt1 problems
  140. 1996 lt performance help
  141. 93 z28 need help asap please.
  142. MSD 8.5mm Wire Routing?
  143. Question 4th Gen camaro LT1 stalling when warm
  144. Wtf just happened.
  145. Fuel Injector Compatibility
  146. 97 Z28 tried-Jet PCM Stage 2-Ran Crappy
  147. Question Michigan area LT1 mechanic
  148. power loss to no start
  149. Zero Lash vs Preload ???
  150. Ignition help!!!!
  151. LT1 Steering Fluid Type?
  152. O2 Sensor Problem?
  153. Hp estimates
  154. Gas in oil
  155. Question roller rockers 1.6
  156. Replacing Head Bolts
  157. Question Root or Centrifugal Supercharger?
  158. LT1 build and tune
  159. VATS Bypass Module wiring
  160. Can't pull out anymore hair ,
  161. Question Leaking exhaust at header collectors????
  162. check engine light until the brakes are applied
  163. Iron head build hope all these parts will work good together..
  164. Can you bypass the LT1 Crank sensor?
  165. Rerouting PCV hose for Catch Can
  166. Another opti issue?
  167. Question Will these work for me?
  168. Exhaust is kind of stinky
  169. opti or something else
  170. What head gasket to get.
  171. Urgent LT1 misfire after fitting a cat back slp loudmouth exhaust
  172. 95 formula bucked and stalled no start
  173. LT1 Stalls Under Load and Warm
  174. Eratic Idle after warmup
  175. Question Need Help With Headers!
  176. 95 Camaro z28 issues shifting at redline
  177. Urgent Really Need Some Help with a New Rebuilt Motor
  178. LT1 Low Vacuum
  179. Replaced Heads
  180. Hot cam question
  181. Cooling system issues
  182. Higher octane fuel
  183. New best time for the Z28..
  184. Urgent LT1 passenger side header hitting transmission
  185. replacement optispark
  186. No start and backfiring
  187. LT1 swap runs for few seconds, dies
  188. putting on corvette accessory bracket
  189. What oil weight for 97 SS Z28 with Procharger 600B
  190. Won't start running when cold
  191. #7 cylinder has a slight problem
  192. 9C1 Silicone hoses fit LT1 Caprice w/HD cooling?
  193. Exhaust leak = not driveable?
  194. Couple questions:
  195. 94 Trans am won't start
  196. Need help identify motor
  197. ignition control module??
  198. LE1 heads what injectors should I buy?
  199. Not ready to give up yet...
  200. Engine Suddenly Died and Won't start
  201. Quick injectors question
  202. Best wiring harness for '95 LT1?
  203. Car is feeling a little sluggish (Need help from boosted LT1 guys)
  204. AFR 195's #1039, competition package. Any good?
  205. SES light
  206. Fuse keeps blowing, can't find source
  207. 96 buick roadmaster running super rich
  208. Racing Plugs On A 96 LT1?
  209. 1995 lt1 swap
  210. Haven't been on here for a bit.. Some changes I've made
  211. 1995 Trans Am- False Knock?
  212. Need info on changing over 93 engine harness to 94+
  213. help with a couple measurements
  214. Cardone optispark never again
  215. Do I need to upgrade my fuel pump
  216. Alternator issue help!!
  217. which valve springs?
  218. 97 z28 no spark no injector pulse
  219. First time build
  220. Question In line fuel pump or gas tank fuel pump?
  221. Couple of questions
  222. p1642 What to check
  223. odm code & security light
  224. Smoke after warm up and 2 questions more..
  225. accessory bracket
  226. Lt1 pistons/Rods
  227. Lt4 vette manifolds on lt1 camaro
  228. No starting and not understanding why.
  229. looking for lt1 dyno shops in florida
  230. Lt4 springs and 1.6rr on lt1 and 227 cam questions
  231. can't get fuel injectors to open
  232. If you own an OBD1 LT1, you should have a data logger. Here's how....
  233. Urgent Cylinder #7 keeps destroying spark plugs
  234. Need help with cam choices.
  235. 95 Pontiac Trans Am Motor Swap Options?
  236. 240sx *lt1* build
  237. 3 row or 4 row radiator
  238. 95 z28 build help please
  239. Weird issue(mostly while on the highway)
  240. Fuel, spark, pulse ok but wont start
  241. No start - Looking for suggestions
  242. Stuck flywheel
  243. which injectors
  244. Bad misfire
  245. 95 LT1 swap
  246. lt4 hot cam kit.
  247. Canton Valve Covers???
  248. What's next to prevent breakdown?
  249. temp sensor
  250. MPG's suddenly tanked