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

: LT1 | LT4 | L99 Engine Tech



  1. LT1 Timing Overadvancing
  2. 97 firebird
  3. Harmonic Balancer doesn't go on??
  4. Hesitation, stumbling, misfires
  5. LT1 Tuning issues
  6. LT1 RX7 cranks, starts and dies
  7. cc306 springs
  8. Urgent 02's are wildly fluctuating and it stalls
  9. DIY Tuning
  10. Question 93 trans am ws6 bolt ons
  11. LT1 Dash Electronic Boxes
  12. Crank but no start.
  13. are total seal piston rings any good?
  14. Connecting Rod Balancing
  15. Won't start with key in crank position, but tries in run position
  16. Cam, Headers, Clutch, and Exhaust
  17. Rebuild Kits for LT1
  18. fuel and spark no start
  19. 94 z28. struggles, backfires, SES comes on then runs great.
  20. Question Best version of Windows OS to run tuner applications on?
  21. Urgent Water pump/distributor issues?
  22. Question 1995 LT1 engine cooling line routing?
  23. Urgent blown gasket???? or engine
  24. wanting info on possible engine swap
  25. Question 94 lt1 where to run opti vent tube?
  26. Still tapping
  27. Builds and boys
  28. few questions for trans removal
  29. eBay find.... MAF for LT1 for $10
  30. best stall for bolt ons
  31. 1996 LT1, no spark..
  32. 93 vette motor/ trans
  33. Paper Weight?
  34. Cam selection question
  35. LT1 runs rich with no codes 950mv on O2
  36. Discuss Top End Build
  37. Heater hoses
  38. Head number ?
  39. 93z28
  40. help diagnosing problem.
  41. LT1 Rattle
  42. Carburated LT1 list
  43. Urgent: Broken LT1 Can Retainer Bolt!
  44. Operation 383
  45. SES flashing and major vibration
  46. Largest camshaft that will work w stock computer
  47. clutch fork removal?
  48. Preload Lifters?
  49. swapping LT1 into a 95 Tahoe
  50. Next modification for my LT1?
  51. Question Canton Accusump
  52. LT1 Not starting
  53. IAC question
  54. LT1 External fuel pump issues. HELP!!
  55. Radiator hose swap
  56. Urgent Fast 1500 rpm idle- 1000 in drive
  57. 93 z28
  58. LT1 Swap
  59. heads on 94 z28
  60. No start
  61. Question help with optispark and its drive shaft
  62. MAC Mid Header Fitment
  63. Fuel Pump??
  64. New or Rusty Headers
  65. Radiator advice
  66. Urgent Bad Backfiring, Popping, Snapping
  67. LT1 Stock clutch kit -- Best option?
  68. What do you think
  69. electrical question
  70. build question
  71. high rpm misfire sputter
  72. Urgent Need help
  73. Optispark ohm resistance between obd1 and obs2
  74. OptiSpark info
  75. Jet Hot Headers
  76. Extreme Budget 4x4 LT1
  77. What happens when the Optispark
  78. mallory ignition power and gnd pigtail prob
  79. pushrod length
  80. help with manual fan switch
  81. Which NGK Spark Plug
  82. after years im back!!
  83. Intake question
  84. How hard is it?
  85. any advice
  86. convert a 1993 LT1 to 94-95 PCM?
  87. need advise for tune
  88. 97 trans am power attenna replacement
  89. ASR Bypass with pictures
  90. LT1 fuel pump
  91. rocker arm strength
  92. Stop the tire spin. Where to go from here?
  93. LT4 Hot Cam Kit on a stock LT1 Iron Head - Valve spring shim help
  94. very annoid and need help. zero lash
  95. mods while its appart?
  96. LT1 exhaust help
  97. 97 transam ws6 vaccum noise fan when turning key off normal?
  98. Coolant leak on passenger side?
  99. Question possible starter or ignition switch failure
  100. Discuss LTX Shootout 2015
  101. Stroker Clearance
  102. hard start, car won't shut off when key is removed
  103. electrical gremlin or something else?
  104. first start!!!! but possible problem
  105. Engine removal question
  106. Introduction, funny noises, and 3000 RPM
  107. New Tune Questions
  108. Discuss For all of you who have had dealings with Clayton Racing Engines and "Corey" Clayton
  109. Discuss What do you guys think? (LT1 383 stroker)
  110. does 97 trans am 4l60e give any ses trouble codes?
  111. Too Much Postive Crank Case Pressure?
  112. 4L60E doesn't want to upshift at WOT?
  113. Carb and Distributor
  114. Discuss What years, models to look for?
  115. Would any 383 stroker kit work with a lt1
  116. Code 27 Evap Purge Help needed
  117. 97 trans am oil pressure gauge problem
  118. Low rpm jerking?
  119. My 95 TA has a 4 bolt main...Is this normal?
  120. M6 fluid question
  121. LT1...the next steps...
  122. 94 z28 cutsout when idleing at 850 rpms
  123. Trans Am LT1 upgrade path...need opinions
  124. Discuss Ford 8.8 rear anyone?
  125. P0300 code on fresh 383
  126. Blown head gasket on LT1 ...Need some information
  127. Hurst short throw
  128. Need some help with a lt4
  129. Lt4 build power?
  130. Question 95 Trans am Headlight gear
  131. Can Choice??
  132. Curious if I have any worries
  133. Battery
  134. New opti vented?
  135. LT1 Heads on Gen1 block
  136. Opti questions
  137. who works on your car, around here
  138. build help
  139. Bailey LTCC Imput
  140. AIP Optispark distributors anyone?
  141. Moroso oil pan interfering with cat
  142. otvc routing
  143. Help me please!!!
  144. Programmable EMS
  145. Just wanted to say....
  146. 97'LT1 in HotRod, trouble code from oxygen sensors
  147. Running rich, misfire, no codes
  148. Hesitation, backfire, stumble
  149. Cam help
  150. trans emergency
  151. Question DTCs 16, 32 & 34 set
  152. 304 cam????
  153. 1995 t/a 5.7L 6 spd intermittent starting issue
  154. Lt1 no spark
  155. Final fix attempt
  156. LT1 intake ID?
  157. Question just my luck
  158. Trying to Diagnose a misfire.
  159. Boost Prep
  160. General Optispark question
  161. Car died while driving, won't start
  162. Is there a proper sequence...
  163. Any estimates on power figures with these mods?
  164. What fuel should I be running in an LT1?
  165. Rocker angle
  166. L99 ????
  167. Lifter Oil Feed
  168. secondary air pump DTC29
  169. boosted lt1
  170. Does this seem like a deal?
  171. Gear ratio question
  172. No more broken rearends for the Z..
  173. Urgent LT4 GBI Injectors 832-11152
  174. 93 Firebird air intake parts
  175. ses light dont work scanned codes p1441 and p0400 borla exhaust?
  176. First Startup
  177. second opinion, look ok?
  178. Head Bolt Torque on LT1
  179. Anybody used this nitrous kit?
  180. Alternator volts question
  181. Question Ai cylinder heads
  182. '88 camaro aluminum driveshaft fit my '94?
  183. Is my only option wet nitrous?
  184. Crank Question
  185. 315 tires on my back zr1 wheels why? can I change to reg tires?
  186. Rear end assembly interchangeability
  187. Got a question about Longtubes
  188. 93 Trans am no start but cranks
  189. just bought 97ws6 did I get screwed hard shift and engine noise
  190. solid roller info plz.
  191. Hi guys, my car is running really rough and shaking like crazy
  192. HELP, engine fire!
  193. Strong Gas Smell.
  194. Urgent Headgasket?
  195. 3.4-5.7
  196. Front seal help???
  197. Urgent Please help! Intermittent miss; rough, fluctuating idle, and pinging after tune up
  198. Overheating and confused
  199. Oil Leak Mystery
  200. Help with multiple issues
  201. 94 LT1 problems
  202. Understanding Sensor readings to diagnose faulty sensors?
  203. Thoughts on my idea for an engine swap?
  204. Starter crunch during COLD start
  205. Coolant temp sensor connector
  206. WP Drive seal on dry or oiled.
  207. Low oil Pressure at warm idle
  208. stroker cylinder heads??
  209. Big oil pressure but smoking
  210. crank keyway and aftermarket hub and damper/balancer
  211. Lt1 Flooding
  212. Discuss 9c1 motor in a Pontiac Firbird?
  213. Rebuild plans for the a steel head LT1
  214. Coolant gushing out of open radiator
  215. CC304 cam question
  216. Crank Case Pressure Solutions
  217. oustanding stock 1/4 mile time!!
  218. Safest wet shot with my mods?
  219. Engine runs!
  220. Need Square Port Headers for AFR 227 Heads
  221. Coolant bleeder hose
  222. LT1 24x and 58x ignition
  223. unknown part
  224. runing rich after tune
  225. Should i remove exhaust system?
  226. Question High mileage z28
  227. What is my "honest" exhaust bang for buck
  228. small base circle camshaft?
  229. Steering Slop
  230. Is the Optispark an original AC/Delco?
  231. Discuss Spark blow out
  232. New optispark
  233. Are my Tires bogging me down?
  234. Guesses on Dyno ?
  235. collapsed radiator hose question
  236. oil leak = soaked starter
  237. lt1 9c1 swap in 80 g body - starts then dies seconds later
  238. Best place to instal cutout
  239. Picked this up for $1,500
  240. Explanation of Tire number meanings?
  241. Discuss LT1 poor performance
  242. Rear diff whinning after gear change?
  243. Anybody ever raced at Palm Beach International Raceway?
  244. LT1 severe misfire, on one cylinder. Sometimes.
  245. opti replacement
  246. 93 Camaro won't start
  247. P0174 Has me scratching my head
  248. DEI boot protectors
  249. Is it worth upgrading to Magnaflow?
  250. 1995 z28 engine swap running poorly