: 5.0 and 5.7



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  1. Heater control valve is missing on my 84 307.
  2. NOx test failure
  3. Tuning DFCO?
  4. Replacing the Optispark with a N* Ignition?
  5. Custom 'RAISS/SSRI' style intakes & headlight covers!
  6. 1990 Brougham Running Rich
  7. 1992 fleetwood brougham 5.7
  8. Timing set 88 rwd 307 Y
  9. idle problem
  10. Switching to synthetic @ 100k+ miles?
  11. 307 runs bad
  12. Running LS6 injectors on the LT1!
  13. Who runs a K&N or other "high flow" filter on the LT1?
  14. fast idle??
  15. Any Mods Out There For My 93 Fleet?
  16. TPS Code 21 88 5.0 RWD
  17. Oil Disappearing Act in the 307
  18. Dvd
  19. vacuum hoses
  20. failed emissions
  21. Running lean?
  22. What is this?
  23. Baro
  24. map sensor under dash
  25. chevy 350 tbi misfires/backfires
  26. 307 wont start now
  27. 307, 7a Heads Help
  28. master control solenoid problems
  29. 307 V8 Knock
  30. Which LT1 Timing Set?
  31. Gas Leak 84 Electra
  32. Fuel pump on a 1987 307, swapped into a '80 deville
  33. LT1 BiPolar Idle
  34. Edelbrock Power Package for LT1
  35. 89 brougham vacuum problems
  36. my car is running rich
  37. 1979 Seville fuel injection?
  38. Carb problems: Rochester Quadrajet
  39. High Speed Code 45
  40. Im losing coolant, and dont know how, or where its going.Help!
  41. Comparing the 5.0's ( 307 / 305 ).
  42. TBI vs Carburation - 1987 to 1992.
  43. 1993 fleetwood misses while stopped at light
  44. sudden power loss
  45. 92 cadillac fleetwood help!
  46. Help me out here
  47. Need a tune up.... 90 Brougham 307
  48. Muffler
  49. 90' fwb 350 help
  50. Intake Manifold Gasket Replacement Completed.
  51. 307 vin y cam
  52. Vss
  53. '93 FWB missing BADLY
  54. cold air induction
  55. help with oil leaks!
  56. Finally replaced o2 sensor
  57. with new cam, idle speed. . .
  58. engine block heater
  59. Weird Carburetor Behavior (Offshoot from the gas mileage thread)
  60. Quadrajet Advice Needed.
  61. 307 vs 305 vs 350
  62. Help!!!
  63. 02 sensor... Good or bad?
  64. History question about 307
  65. 1988 Brougham 307 Coolant Leak.
  66. Winter storage tips
  67. Biggest Problems with 307?
  68. problem with 88 fleetwood brougham.{knock}
  69. carb work
  70. how bout choice of spark plugs?
  71. what radiator to get?
  72. Differential Noise?
  73. tell me what to get!!!
  74. different kind of timing question
  75. cam swap went well, trying to start, lets just say. . .
  76. LT1 with 1.6 roller rockers?
  77. Carb fuel pressure
  78. SES light, ODB codes, help!
  79. 11 PSI of fuel pressure on my Olds 307?
  80. Exhaust choice
  81. bouncing in my caddilac
  82. Hesistation when starting
  83. MSD Ignition for the 307 engine
  84. Gas problem!
  85. OBD II Trouble codes
  86. loose dipstick tube
  87. Freeze Plug Removal
  88. Confused
  89. EGR cleaning and testing
  90. Need a mechanics advise!
  91. Truly stumped
  92. TBI to Carb conversion on 91 FWB
  93. vacuum jungle
  94. 5.7 AIR pump (where is it?)
  95. exhaust leak
  96. Ugh! More Idle Trouble!
  97. Hard Start
  98. New Carb Set Too High?
  99. Dex-Cool or green coolant in a 1993 Fleetwood?
  100. UOA on 307 V8
  101. More Pinging
  102. What the Hell is With the Pinging?!
  103. '88 Brougham Needs Carb?
  104. knock
  105. cadillac stutters
  106. The Oldsmobile 307 VIN "9"
  107. Water Pump?
  108. 90' fleetwood 5.7 350 TBI
  109. 87 Brougham misses on hills and over 50mph
  110. Float Stuck
  111. Cruise Servo Camapaign
  112. My Caddy Pooped Out on Me
  113. 95 fleetwood Intake mods
  114. cam for my 88
  115. valve cover removal problems
  116. Opti Spark Parts
  117. exhaust manifold replacement
  118. 5.0/5.7 confusion
  119. Welding exhaust
  120. A.I.R. pump removal problems
  121. bruce
  122. '87 Q-Jet Adjustment Question
  123. Should rear main seal be replaced when transmission is out?
  124. 91 Broughm Idles rough and ocasionaly dies
  125. '91 Brougham 5.7 - 153k mi - just bought - black smoke/smog - HELP!
  126. A.I.R. pump or no
  127. vacuum reading on an lt1?
  128. what to do? what to do?
  129. check your manifold bolts......
  130. 1994 Fleetwood. Runs for 30 minutes and quits ???
  131. 307 Help
  132. 94 Fleetwood Brougham
  133. Lacking power from 0-20(1st gear) LT1 need help
  134. Caddy down, Caddy down!!!
  135. '88 Brougham D'Elegance Running Rough
  136. AVG MPG for 350LT1/ 350TBI
  137. Electronic Spark Timing
  138. check engine light on
  139. Hesitation persisting in 88 Brougham(NODIH)
  140. Fuel Pump Shot?
  141. Caprice to Caddy Motor Swap(350)
  142. Questions...
  143. 92 Fleetwood Brougham timing and idle adjustment
  144. 1992 Cadillac Brougham Info
  145. Any of ya'll with the 307 need a radiator?
  146. Oil on my intake 307 5.0
  147. 93 Brougham still has problems
  148. Shakey Idle
  149. Float bowl empty in 88 Brougham
  150. More Power from your 307
  151. Mods For 1990-93 350?
  152. Almost there guys!
  153. intake manifold gasket replaced but slight problem need help.....
  154. Hesitation in 88 Brougham
  155. 5.0 in a '78 deville?
  156. replacing oil pump in 307 1987
  157. Radiator Fluid not moving...
  158. Drivability = Nil
  159. Loud knocking noise
  160. pollution pump
  161. 5.0 liter in '80's Brougham?
  162. O2 Sensor
  163. lt1 reliability
  164. 94 FWB Hard start/Off-Idle Hesitation
  165. "pre-starting" or not?
  166. '94 Brougham LT1 oil leak
  167. No Idea
  168. Two holes in my head.
  169. 5.0 307 HP Boost
  170. 86 to 91 Swap Conversion
  171. Clean EGR passages, still getting knock.
  172. 88 brougham bogs
  173. Is this a boost in power?
  174. Interested in removing my Air Pump (307 Motor)
  175. edd
  176. LT1 Cam Swappers?
  177. 1976 Seville Fuel Injection Manual
  178. Any Easy "Go Fast" Ideas for 307?...
  179. carb help 80 seville
  180. 5.7 vortec
  181. '91, 305 Distributor/Cylinder Number
  182. 93 FW engine problem
  183. Lt1 distributor/water pump
  184. Half @$$ tune up
  185. Can a 5.7 diesel convert to an Olds 350?
  186. 88 fleetwood brougham tranny sounds like a siren
  187. ahhhhhhhh, this is just getting worse
  188. dieseling
  189. 93' FWD Brougham
  190. vacuum stuff???
  191. Cat. Converter Removal
  192. Horrible Mpg
  193. Explain over boring an engine
  194. Lt-1 price tag and weight?
  195. oil pressure funky
  196. 91 350 TBI into 80's Fleetwood - ECM issues
  197. would recomend the Old's 307 or not?
  198. Im leaking something, slowly
  199. Roots Supercharger for a '93 fleetwood?
  200. LT1 engine upgrade'a
  201. Anyone Need?????????
  202. Need help w '90 Brougham 5.7 Code 43 (ESC) problem
  203. Performance chip for 5.7?
  204. changing spark plugs 87 brougham (olds 307)
  205. Calling EastOfGratiot
  206. 1980 seville / 5.7 gas throttle body parts
  207. Fleetwood LT1
  208. Need help ..
  209. Is the 5.0 307 engines carbed or FI?
  210. I need a TBi 350 87 to 92 IF anybody got one
  211. Need conversion help...
  212. TBI to MPFI conversion for 1993 fleetwood?
  213. 1980 seville 350 gas injection - please assist
  214. 79 seville injection problems
  215. Disappointment!!!!
  216. got a question
  217. LT1 questions
  218. Performance in a 79 Seville??
  219. LO5 vs. LT1
  220. Hesitation at low speeds
  221. No Fuel Pressure
  222. Head Gasket??
  223. lt1 to lt4 ?
  224. my 1979 eldorado biarritz
  225. DIESEL Cadillac - Engine Oil
  226. 1980 5.7 tbi question
  227. 350 has no top end?
  228. '88 Fleetwood 307 engine swap questions
  229. I need some help
  230. Help A Good Man Please!
  231. Tune up - Info Needed!!
  232. 84 deville diesel
  233. carb replacement
  234. 1980 Cadillac won't start. Have questions
  235. 87' Fleetwood 5.0 Problems - No Pwr
  236. 5.7 Cylinder Heads
  237. LT1 SuperCharger?
  238. 5.7 Timing
  239. Help w/an intermittant stall/start issue on '96 LT1 Fleetwood
  240. 307 mechanical carb vac advance distributor
  241. Leakage
  242. GM 350 Motor question.
  243. Air Filter Change
  244. 91 5.7 brougham exaust
  245. How much HP increase after basic mods?
  246. Performance mods for 91 brougham 5.0
  247. Fuel Injectors Replacement???
  248. Replacing oxygen sensor?
  249. Coolant flush? Drain in block? Leak?
  250. Cooling Problem - Help!