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View Full Version : 3.8/4.2/4.3 Engine Tech


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  1. problems after split port swap
  2. nos horsepower rating
  3. Biggest NA Cam & Still pass IN emissions
  4. Milled Heads ?
  5. dang pistons
  6. 3.8 crank and rod compatibility
  7. makin a bird fly again
  8. 20psi
  9. has anybosy seen morana`s amazing 2barral twin port adaptor
  10. BIG NA/Nitrous Cam Specs Inside Guru's Look
  11. Mustang AutoMatic To Stick
  12. Modified Supercoupe Fuel Rails?...
  13. P+P intakes and heads
  14. oooooops
  15. i think i blew my engine UPDATE - please help
  16. Use 89-93 SC Oil Pump or Mustang Oil Pump and Front Cover?
  17. Valve Cover Bolts and Hold Downs
  18. blown engine - heres my thought on what happened
  19. EGT Temps?
  20. how the heck do i post pics
  21. Ok engine gurus question
  22. 99+ engine into 98
  23. 00-03 Cobra Engine
  24. new dyno #s
  25. So I'm Building a 4.2
  26. i finally got it started
  27. runner length, plenum size... changes... need input
  28. Bad Head Gasket??
  29. LIM torque specs please.
  30. 99+ Part needed
  31. Fuel Rail Pressure
  32. p/p 02 intake
  33. HELP! I need somebody...
  34. IMRC Vacuum actuators: What are those plugs for?
  35. HEY FRED! Any new V6 projects lately??? (anyone else too)
  36. normal vacuum reading?
  37. Dyno Results... Need Advice
  38. Can Someone please help me swap in this 89 SuperCoupe engine
  39. 99FR350
  40. What's A Good Spark Gap?
  41. air flow #'s
  42. C&L 73mm MAF
  43. quick spring question
  44. How do I get the crank sensor out?
  45. V-6 vs. V-8 Exhaust Manifold Gasket
  46. cam and emissions in california
  47. How to read a cam...
  48. Tranny or engine problem?
  49. morana`s new intake for the twin port to 2bbl carb
  50. MotorVator throttle body spacer?
  51. Crank snout that harmonic damper sits on is same as 5.0L
  52. 94 motor running bad
  53. Car won't start.
  54. Cam install video
  55. 99+ Returning Fuel system?
  56. 99+ Intake Manifold Gasket
  57. HP Gains in swap to 4.2
  58. Nitrous Express (NX) N-Ter Cooler
  59. cam specs
  60. Extrude Honing our intakes?
  61. What Else Do I Need?
  62. help me selectiong a new clutch set
  63. 99 swap, won't start now
  64. Doing 4.2L Motor/build/swap
  65. Ya'll ain't gonna believe this, got my stolen car back today
  66. Which Harmonic Balancer?...
  67. SSM Upper or Lower Intakes?
  68. 4.0 performance?
  69. what is the part# for a 4.2 crank??
  70. who has successfully used 5.956 rods with a 4.2 canks??
  71. post removal in upper intake
  72. Excellent engine building article
  73. PCV delete: What filter??
  74. Cam and Lifter Pre-Lube
  75. Hows this 4.2?
  76. EGR on SSX
  77. Got my 4.2 running, but I've got issues
  78. Injectors
  79. Crank question
  80. suggestions on mods (cam, pisons, supercharger, etc) lng pst
  81. Car doesnt start easy after chip.
  82. v6 racing block
  83. Supercharged Engine Question
  84. whats the best way to brake in the new cam and RR's?
  85. Ford TSB on Camshaft Postion Sensors
  86. 4.2 rods and pistons
  87. 94-98 injectors work on 99+?
  88. how much can the 3.8 and 4.2 crank handle
  89. Supercoupe crank
  90. Paranoia or valid concern??
  91. Saleen Engine Swap
  92. idoling rough
  93. question about swapping engines (same type block though)
  94. 3.8 history
  95. seriously considering doing a 4.2 build up!
  96. who makes bigger vavles for SP heads
  97. 4.6l swap
  98. alum fly wheel?
  99. Stainless bolts on aluminum?
  100. Help 1984 Mustang convertable will not start.Fuel pump works
  101. Polising upper (outside!)
  102. Rebuilding 92SC Engine to drop in 98 Mustang.. Best Parts???
  103. 4.2L cranks
  104. timing chain cover gasket question.
  105. 94-94 head gasket replacment???
  106. Cam recommendations
  107. equal length split port runner
  108. C&L Running Lean
  109. 01+ 3.8 Throttle Body experts in here !!!!
  110. need help fast
  111. 4.2 cams
  112. weird question
  113. 20psi
  114. 3.8 vs 3.0
  115. Best place to find parts?
  116. air intake silencer
  117. 4.2L Engine Swap
  118. Weird Noises
  119. preliminary fitment - windstar intake on f150
  120. best 02 sensor?
  121. Losing a bit of coolant over period of time?????
  122. I have a free cam comming at somepoint.. Help me choose
  123. Need some cam help here!
  124. need new clutch help !
  125. 42lb Lightning Injector Wiring Question
  126. dumb question #417
  127. searched,found nothing(porting upper intake how to)
  128. removing valve springs, and injector Q
  129. Tbird to mustang....**Evil doctor laugh**
  130. 2003 heads and intake
  131. issues w/ offsetting a 4.2 crank
  132. installing spiralox
  133. tb question
  134. Camshaft Position Sensor Circuit Malfunction
  135. 99 engine swap question?
  136. The Tornado fuel saver, published analysis
  137. How do you check for spark?
  138. Rebuilding SC engine... Piston advice/suggestions/etc.
  139. 93 engine in newer bodies
  140. engine hesitation
  141. Cam duration: .050 vs. seat to seat
  142. Cam Degreeing
  143. Aligning the CPS
  144. piston pin clearance
  145. 3.8 in 1998 ranger
  146. UD pully
  147. 3D Model engine
  148. How much will the 55# injectors support (hp/tq)
  149. 42lb injectors and 80mm LMAF
  150. 2000 3.8 to 4.6 swap
  151. how much hp lost
  152. 2000 3.8 5-Speed...what next
  153. what is is
  154. 4.2 build up
  155. Can 1995 v6 engine be replaced with 99+ v6 engine??
  156. Correct way of doing compression test
  157. Head flow Matrix
  158. 2000 V6 manual transmission, T-45 or T-5?
  159. 3.8 vs 4.2 HP
  160. 4.2L build up parts list
  161. 2000 piston size?
  162. Settle somethin for me guys...on the 3.8
  163. main bearing clearance
  164. Check Engine P1152 P0306 P0172
  165. Aluminum flywheel
  166. what will break first?
  167. High Boost wanted: 15-20lbs, CR needed
  168. torque bolts to what specs?
  169. SSX Intake
  170. engine rebuild
  171. This seems to be a good thread about cam install
  172. oil in bolt holes for main bearings
  173. Couple of supercoupe questions...
  174. Use Stock SC rods or upgrade to forged
  175. UD Pulley?
  176. Plug Pics, our intakes suck. Opinions?
  177. transmission options for a 99+v6
  178. How much stronger?
  179. What would this intake mod do for airflow (pic)
  180. engine knock sound, please help?
  181. cold air intake mod
  182. Split Port Swap Questions
  183. used supercharger question
  184. what to use to get crap off of lower intake ports?
  185. how should air enter heads from lower
  186. Gutting Cats
  187. stock rod length?
  188. Replaced pcv oem setup with inline fuel filter
  189. Oil Guage Question
  190. which way do the valve reliefs go on wiseco ssm pitons?
  191. cool engine setup
  192. Engine acting strange...
  193. Pilot bearing removal
  194. 1996 cam
  195. Strange engine idle
  196. 96 MN-12 to 99+
  197. change of plans
  198. 2004 V-6
  199. Oil Pan drop
  200. newer 3.8 over my old one
  201. Should i go big valve heads?
  202. 4.2 mains
  203. Engine Removal
  204. A show of hands... Who ported/polished their own intake?
  205. Power Pack
  206. Cold air intake for 2003 V6
  207. characteristics of a blown head gasket?
  208. Spec Clutch decision help.
  209. 4.6L V6??? F150
  210. I need help
  211. need some advice on my PI TC issue
  212. Supercoupe stang questions
  213. Coolent leaking through intake
  214. Intake porting
  215. thought on stock rods
  216. Problem - Car Shakes Violently ...
  217. Engine seems to buckle a bit to go in first...help?
  218. Going to index my spark plugs tonight.....
  219. Timing adjustment...
  220. Removal/installation of 3.8L
  221. Stock 3.8 Engine swapped with split port v6...chokes :(
  222. Damn it running SUPER rich now after putting in Vac line..??
  223. Do you really need back pressure??
  224. Injector questions....
  225. New Problem - Burning Oil On Idel.
  226. Is this a windstar upper?
  227. OMG Mouse in engine? Squeek/tick
  228. Light Cluth pedal feel+vibration
  229. How much would a 3 angle valve job, and a lil polish job
  230. Gasket part #'s for head/cam swap
  231. Exhaust manifold gasket for MAC headers
  232. Where is my block?
  233. Did 94-95 3.8 T-Birds have the computer as the 94-95 3.8 Mus
  234. Supercoupe to Mustang swap Tutorial?
  235. 5 speed swap?
  236. things needed for cam install
  237. 98 GT 5SPD 56K FOR SALE AND TRADE!!
  238. 6.263" connecting rods?
  239. No Fire
  240. FR350 Test Cam
  241. Will this engine fit in my 95?
  242. Proper order of purchasing MODS
  243. WOW!!
  244. Got a new engine , need HELP~!!!! 99+ into pre 99
  245. HELP!?!?!?
  246. tranny dipstick help ?!?!?!?!?!
  247. removing flywheel
  248. 4.2L crank in FWD 3.8L block - Have a few questions
  249. 4.2L crankshaft main caps neccessary to use 4.2L crank?
  250. Help with choosing Clutch- Pro-motion