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

: LT1 | LT4 | L99 Engine Tech



  1. MM 6 question
  2. Videos on LT1 heads being ported
  3. ANY ideas on weird electrical issue?
  4. diy electrical drive for mech. speedometer
  5. What washers for draglites?
  6. Never again am i buying Wheel locks
  7. Do i need spacers for 15x10 Draglites on firebird?
  8. pushrod measurements tell me??????
  9. Stock clutch HP capacity
  10. Lt1 oil dip stick tube install help
  11. Recommendations on cheap draglite front tires?
  12. Question 95 t/a lt1 starting issues
  13. Question cam for dart pro1 lt1 heads
  14. What lug nuts do I need?
  15. Will 325/50 r15 fit my rear?
  16. Any of you guys using NT555r?
  17. NGK Iridium IX spark plugs. Bad Investment!!!
  18. power loss compression test head gasket air leak please help.
  19. Urgent lt1 misfires and no power please help asap
  20. Cheap drag tire recommendations?
  21. New owner transmission help.
  22. Tune came and and.... WOW!
  23. Discuss Cardone Opti Spark, Good or Bad ?
  24. Transmission Perform Question
  25. Throttlebody booster with aftermarket throttlebody?
  26. ATF leak after transmission filter change.
  27. Anyone removed their front sway bars?
  28. Purpose of cable?
  29. Misfiring problem
  30. Mail Order Tunes
  31. BBK shorty header question
  32. Question Fuel Pressure Regulator
  33. Fuel Pump Replacement Options
  34. Does the ICM have to be bolted on to work?
  35. 97 LT1 going back together... a few questions
  36. What Atf Fluid?
  37. 700r4 stock max WHP?
  38. Upgrade from Flowmaster to Magnaflow?
  39. So I just ordered a tune.
  40. 96 camaro with an occasional miss
  41. speedo discrepancy
  42. Do I already have a tune?
  43. Is this the factory chip?
  44. 96 LT1 Sputter/Jerk/Miss when running at operating temperature.
  45. whirring to loud pop noise
  46. 94 tapping sound
  47. Urgent Starting/Running issues 93 LT1
  48. So how do I tune my car?
  49. Water pump drive shaft seal question
  50. is it worth it??
  51. Urgent VATS Issue???
  52. Question Vette LT1 heads on F Body direct fit?
  53. Electrical problem? Opti? *NEED HELP*
  54. what could this be?
  55. Off Idle and Low RPM Stumble, Loss of Power, NOT the Opti
  56. Discuss New LT4
  57. IAC Wiring diagram
  58. LT1 weird problem
  59. Fog lights scoop
  60. Discuss New Optical Sensor in the works
  61. 1996 z28 Cam Setup *HELP NEEDED*
  62. Just noticed my latest K&N oil filter not made in USA
  63. Urgent knocking noise with video and data
  64. 1996 Z28 Warm Start car won't stay running/missfire
  65. HELP...Opti??
  66. Should i upgrade intake?
  67. Brand New IAC Overextended
  68. Any Guesses on WHP?
  69. Whinning/Humming Noise.
  70. crossfire crank in lt1 block
  71. Backfire question
  72. lifter adjustment help
  73. In a pickle, Best MPH for fuel Economy
  74. mechanic says heads getting to much air optispark opinions please!!
  75. Water pump sealants????
  76. Pulling engine.... got a couple q's
  77. le tfs 215 heads
  78. 94 Camaro code 22 help!!
  79. Urgent Coolant lines
  80. how is this cam and will it work with my setup
  81. differences in lt1 blocks
  82. hard warm starts.
  83. I Need an Education in Engine Vacuum
  84. Question 95 trans am acts weird on highway
  85. I smelled a rat...
  86. Discuss closed loop coolant temp
  87. Blown head Gasket... Time to rebuild?
  88. Strange Idle Issue
  89. ram air help
  90. Question lt1 ram air question
  91. Question could cam bearings installed wrong cause this?
  92. loss of power clicking relay??
  93. lt1 dyno results
  94. Lifters????
  95. what's correct fuel pressure psi and weird shudder
  96. help!!!!!!! lt1 problems after buld
  97. Bad Misfire when hot! Need help please!
  98. lunati cam 54761 - Your thoughts
  99. MAP sensor voltage too low code 34 questions
  100. Urgent LT1 problems
  101. 94 LT1 engine help needed
  102. fuel pump clip fell in tank will it hurt car
  103. found the problem. cant believe this
  104. best spark plugs and wires
  105. Who sells Borla single cat Y pipes still?
  106. Oil leak
  107. LT1 nightmare
  108. Weak spark from coil
  109. asked about datamaster files did tests still nothing
  110. 96 T/A LT1 Power steering issue.
  111. Question Top End Questions
  112. Fuel leak in fuel lines inside fender
  113. Intermittent no start with crossfiring
  114. Knock module
  115. Frame mounts
  116. Question Balancer Hub Bushing? Need to ID part.
  117. Discuss New Pics of motor and a few car pics also
  118. LT1 Rear Main Seal Direction
  119. Question Push rod length, springs rockers
  120. 95 lt1 no start. Please help
  121. can someone help me with this datamaster file so confused
  122. Comps new "Conical" valve spring
  123. valve spring question
  124. 95 trans am running very rough, any ideas?
  125. datamaster works but didn't record made my fuel pump
  126. can't get obd1 cable with laptop to work at all
  127. Bad Lifter?
  128. Need a new crank bolt washer
  129. muffler for car with no cat that sounds agressive
  130. ram air or cai what's better and what brand
  131. what do i need to do switching from 2.73 to 3.73 gear ratio
  132. Question LT1 ignition problem?? 94 z28
  133. fuel pump electrical plug clips
  134. ICM is it ok to buy oreilys bumper to bumper car quest non ac delco
  135. when changing lt1 starters....
  136. 94 z28 lt1 hesitates
  137. Question Why can I not get DTCs
  138. Discuss Haven't been on for a while
  139. Question 1994 formula dtc codes help me please
  140. Opti or coil
  141. LT1 swap FI question
  142. corvette starter
  143. Need more low end...which cam
  144. Urgent lt1 super sluggish
  145. Urgent need help LT1 guys
  146. leak after mechanic tightened rockers valves
  147. Cc503
  148. Question Radiator losing coolant
  149. 93 firebird formula lt1 dtc codes 44 and 55 confused help
  150. Smoke comeing out if exhaust
  151. 94 z28 waiper question
  152. threading for exhaust manifold
  153. o2 question after long tubes and offroad y pipe
  154. Urgent yet another question for the guru's
  155. Question Pump gas and High Compression
  156. correct 02 sensor for 93 firebird formula lt1and egr valve issues?
  157. Optispark problems... Code 36 high resolution
  158. Can't pass smog!!! High NOx levels.
  159. Budget build recommendations?
  160. Split BLM's still
  161. Oil coming out exhaust! No Idea why...
  162. Question before I put the car together after opti replacement
  163. Urgent LT1 Nitrous Activation Problem
  164. Stock Crank for 383 ??
  165. Stock cam mods
  166. Urgent post header install problem
  167. No start or very hard start
  168. Question Need help with EVAP delete
  169. rear main seal Q?
  170. DTC 18 Hard Start
  171. Mobil1 M1-111 vs K&N HP2002
  172. Help! '93 cranks but won't start
  173. Question torsen rear end help.....
  174. 95 formula help
  175. ticking noise sometimes at wot and loss of power
  176. header install questions
  177. Losing power when hot- time slips
  178. Gain In rwhp ?
  179. Lt1 water jacket location help
  180. Got beat by an LS1 today.
  181. Code 32, 34 questions
  182. How much was your machine work/assembly ?
  183. LT1 383 Stroker build GUIDE?
  184. what lifters would you run??
  185. Pulling Harmonic Balancer HELP!!
  186. energy suspension poly transmission mount question
  187. BBK Throttle body leaking Boost
  188. please help so much vibration after switching to poly mounts
  189. Question choosing spark plugs
  190. Question Fuel Pressure Bad or normal?
  191. Ls4 intake on lt1
  192. 1993 firebird lt1 sitting lower on pass side help please?
  193. Throttle body coolant bypass help!
  194. Are 50# injectors too big for my build
  195. Urgent 1.8 rocker arms input
  196. Discuss Name that lt1 noise
  197. new motor low oil pressure at hot idle
  198. tps keeps going bad
  199. Electric Water Pump Conversion
  200. Smooth elbow roadblock.
  201. help choosing
  202. Engine Noise
  203. Rocker arm help
  204. Question What Fuel Press should I run?
  205. Question Low coolant light
  206. Spun Bearing????
  207. High idle issue
  208. need help !!!
  209. fuel pump connected line that shouldn't be??
  210. Shift points??? LT4 hotcam....
  211. Question Valve cover help
  212. Lt1 or V6
  213. Question Denso oxygen sensors to replace OEM AFS75 Delcos
  214. 7.5" and 7.65" ring and pinion the same?
  215. gas smell when giving heavy acceleration
  216. acceleration problem solved but strange sucking noise?
  217. IAC Trouble?
  218. False knock?
  219. Something wierd I noticed
  220. which ewp?
  221. Discuss leaking hub seal after two years of replacing it?
  222. 95 Firebird Ram air
  223. Hand Crank Chocolate Milk Machine (1994 TA)
  224. 94 LT1 Camaro overheating after i replaced.......
  225. Question 95 lt1 hesitation
  226. 67 Camaro with 95 LT1 - stalling issue
  227. Need validation of the obvious: Bad Alternator causing ignition issues/dead battery.
  228. Car backfiring at WOT and sometimes quits at idle.
  229. Are there any confirmed fixes for this all too common problem!?
  230. Question how does the ignition bracket mount?
  231. LT1 VERY intermittent skipping issue
  232. Need some opinions on cylinder heads...
  233. Question ignition module clear paste that comes with product?
  234. LT-1 Issues Pt.3
  235. Cam bearings installed wrong
  236. Question New user, new build coming up. Have some questions.
  237. lt1 wont start....
  238. "New" engine build
  239. Question 97 z28 low fuel pressure and cylinder 7 missfire
  240. serious issues with stalling TA
  241. Fuel regulator
  242. Just purchased a 1995 Camaro Z28 but it feels severely UNDERPOWERED!!!
  243. Any options for KNOCK SENSOR relocate??
  244. vaccum line from throttle body??? what Is it
  245. Upper radiator hose collapsing
  246. Plugs under the intake ???
  247. Scorpion 1.6 RR SA under stock valve covers
  248. fan always runs and temp gauge pegged.
  249. rough idle!!!!
  250. Ignition Issue