HT4100 4.1, 4.5, 4.9 - Page 16
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HT4100 4.1, 4.5, 4.9 in Cadillac forums : Cadillac Owners Forum, This forum is to discuss the newer aluminum block Cadillac engines.
  1. Sticky Thread Sticky: Safety Safety Safety !

    Started by Stoneage_Caddy‎, 06-11-04 07:53 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 14,479
    12-15-13, 11:54 AM Go to last post
  2. Sticky Thread Sticky: The "4.9 liter turbocharger, stage 1" thread.

    Started by illumina‎, 03-12-05 01:05 AM
    16 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    • Replies: 238
    • Views: 97,076
    02-24-11, 02:56 PM Go to last post
  3. Sticky Thread Sticky: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 02:50 AM
    • Replies: 0
    • Views: 44,789
    09-20-04, 02:50 AM Go to last post
  1. Engine Swap Process

    Started by Cristofo‎, 03-07-11 10:06 PM
    5 Pages
    1 2 3 4 5
    • Replies: 74
    • Views: 4,551
    04-06-11, 04:14 PM Go to last post
  2. Question Deville 4.9 Intake Mods?

    Started by SamB‎, 10-09-03 08:32 AM
    • Replies: 8
    • Views: 4,079
    04-02-11, 05:05 AM Go to last post
  3. Cold Air Intake?

    Started by Forgoten214‎, 11-19-10 07:53 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 3,281
    03-30-11, 10:31 PM Go to last post
  4. significant improvements in 94/95 4.9?

    Started by ehall‎, 03-27-11 03:33 PM
    • Replies: 2
    • Views: 533
    03-27-11, 08:16 PM Go to last post
  5. 4.9ltr Northstar performance?

    Started by zweekerboy‎, 08-12-07 01:14 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 3,595
    03-26-11, 09:53 AM Go to last post
  6. 1986 cadillac Stalling up hills, need help ASAP

    Started by caddeville‎, 01-12-08 07:30 PM
    • Replies: 5
    • Views: 742
    03-16-11, 06:32 AM Go to last post
  7. source for 4.x cylinder sleeves

    Started by warlord‎, 03-10-11 03:18 PM
    • Replies: 0
    • Views: 1,126
    03-10-11, 03:18 PM Go to last post
  8. 4.9 running rough after spark plug change Help!

    Started by Keilyn STS‎, 02-12-11 07:02 PM
    • Replies: 12
    • Views: 4,456
    03-05-11, 08:04 PM Go to last post
  9. Disributor slop question

    Started by Marcelovee‎, 10-10-10 11:32 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,646
    03-05-11, 07:38 PM Go to last post
    • Replies: 1
    • Views: 667
    03-02-11, 12:04 PM Go to last post
  10. Falling MPG - 1990 Deville/Fleetwood

    Started by caddynewby‎, 02-25-11 07:25 PM
    • Replies: 9
    • Views: 1,329
    03-01-11, 10:38 AM Go to last post
  11. 96 deville alternator

    Started by 96devilled‎, 02-27-11 07:32 PM
    • Replies: 1
    • Views: 867
    02-28-11, 10:48 PM Go to last post
  12. A/C Repair

    Started by tallpat‎, 02-16-11 09:50 PM
    • Replies: 2
    • Views: 769
    02-20-11, 11:28 PM Go to last post
  13. Heater Core Replace BRRR COLD!

    Started by nycnftm‎, 12-06-10 01:03 AM
    • Replies: 11
    • Views: 2,422
    02-18-11, 05:23 PM Go to last post
  14. 4.5 carb and distributor conversion

    Started by sut195‎, 02-17-11 01:50 PM
    • Replies: 3
    • Views: 1,554
    02-18-11, 01:12 PM Go to last post
  15. 4.9 Horrible Idle

    Started by Enigmaticwraith‎, 01-24-11 04:54 PM
    2 Pages
    1 2
    • Replies: 29
    • Views: 1,828
    02-07-11, 09:01 PM Go to last post
    • Replies: 5
    • Views: 1,564
    02-03-11, 09:42 PM Go to last post
  16. Performance?

    Started by 87allante4.9swap‎, 05-27-09 09:37 PM
    • Replies: 12
    • Views: 1,343
    01-29-11, 08:12 PM Go to last post
  17. Talking Whats The AVG MPG Readout for this forum

    Started by rlowe228‎, 04-22-05 01:42 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,910
    01-28-11, 08:55 PM Go to last post
  18. allante 4.5! awesome

    Started by eyekandyboats.inc‎, 08-26-10 12:20 AM
    • Replies: 7
    • Views: 1,145
    01-28-11, 08:42 PM Go to last post
  19. 4.9 performance

    Started by 93_60Special‎, 09-24-03 11:00 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 5,019
    01-28-11, 08:40 PM Go to last post
  20. 1985 Cadillac El Dorado water pump!

    Started by tombomb661‎, 12-23-10 05:52 PM
    • Replies: 2
    • Views: 1,932
    01-25-11, 09:08 PM Go to last post
  21. 1993 Distributor, and Minimum Air

    Started by Enigmaticwraith‎, 01-19-11 11:53 PM
    • Replies: 3
    • Views: 776
    01-22-11, 06:12 PM Go to last post
  22. e23 and e27

    Started by Reverend Hearse‎, 10-24-10 12:42 PM
    5 Pages
    1 2 3 4 5
    • Replies: 65
    • Views: 5,894
    01-21-11, 06:43 PM Go to last post
  23. 4.9 blown head gasket

    Started by Eldorado guy‎, 01-06-11 04:08 AM
    • Replies: 4
    • Views: 5,139
    01-17-11, 09:15 PM Go to last post

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