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View Full Version : 3.8 & 4.2L V6


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  1. back from dyno
  2. new to the 4.2
  3. A message from your Forum Moderator
  4. LOL, ricer - 0, truck - 2
  5. 2 thumbs up for the Diablo so far
  6. Some of the modifications available
  7. rear differential change??
  8. Cylinder size
  9. rough in idle
  10. Everyone, check to see if your passenger carpet is wet
  11. What is BEST air intake/filter
  12. Best air intake
  13. roller rockers and cams for the 4.2?
  14. 3.8 in a 4.2 van
  15. Tornado?? Does it work?
  16. what RPMS am i shifting at?
  17. "Can" a 4.2 F150 Tow this?
  18. Exhaust upgrade
  19. Horsepower
  20. cleaning intake manifold
  21. sleeping off the line!
  22. Fuel mileage improvements
  23. 4.2 Power anybody?
  24. Programmers?
  25. chip did not improve 1/4 mile
  26. 4.2L engine replacement
  27. Engine size?
  28. Aftermarket Tach
  29. Looking to purchase a 4.2l truck
  30. 4.2/3.8 in ranger