General Tech

For all non stroker / performance related problems and discussion.
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  • cylinder head mystery/ no water jackets!!
    by paulv »
    10 Replies
    7831 Views
    Last post by paulv
  • 95 4.0 into a 2000 Cherkokee...no start
    by WHY_J »
    15 Replies
    9425 Views
    Last post by amcinstaller
  • Transmission ?s
    by battleship »
    1 Replies
    1383 Views
    Last post by gradon
  • AW4 acting strange...
    by car12586 »
    8 Replies
    4316 Views
    Last post by 95jeepxj
  • Need advice on 4.0 rebuild
    by JeepsAreBuilt »
    9 Replies
    7054 Views
    Last post by JeepsAreBuilt
  • HELP! What else do we need?
    by vega_alvaro »
    12 Replies
    6361 Views
    Last post by vega_alvaro
  • AX-15 Release Fork Orientation
    by PolloLoco »
    2 Replies
    2452 Views
    Last post by PolloLoco
  • Difference Between a 4.0L and a 4.0L HO
    by worthin08 »
    5 Replies
    10177 Views
    Last post by amcinstaller
  • performance torque convertor aw4?
    by rammit11 »
    3 Replies
    3117 Views
    Last post by racing89
  • ZJ long arm lift comparison
    by strokedzj »
    1 Replies
    2236 Views
    Last post by SilverXJ
  • p1391
    by griftymcgrift »
    5 Replies
    3652 Views
    Last post by SkylinesSuck
  • Aussie Chrysler 265 hemi I-6
    by BADASYJ »
    5 Replies
    6607 Views
    Last post by Don H Jr
  • Oil Pressure Gauge
    by PolloLoco »
    6 Replies
    3243 Views
    Last post by SilverXJ
  • Average cost to rebuild 4.0 head to stock specs?
    by jk333 »
    5 Replies
    8769 Views
    Last post by jk333
  • 3 Angle Vavle job verse 5 Angle?
    by JEEP DRIVER »
    4 Replies
    2067 Views
    Last post by JEEP DRIVER
  • Leaning out under load???
    by Hilljack »
    7 Replies
    2807 Views
    Last post by SkylinesSuck
  • difference between 2 oil pans?
    by ilber »
    18 Replies
    9770 Views
    Last post by SilverXJ
  • oil pump kit?
    by 4.whoa »
    8 Replies
    3603 Views
    Last post by SilverXJ
  • Block clean-up
    by 4.whoa »
    0 Replies
    1067 Views
    Last post by 4.whoa
  • PORT AND POLISH 4.0 HEAD NEW ENGINE
    by JEEP DRIVER »
    30 Replies
    17252 Views
    Last post by 4.whoa
  • block measurements with straight edge
    by Dspinos »
    2 Replies
    1548 Views
    Last post by Dspinos
  • Stuck!! Bogging? Loading up on fuell?
    by blk85cj7 »
    8 Replies
    3289 Views
    Last post by blk85cj7
  • Royal Purple Assembly Lube
    by SkylinesSuck »
    1 Replies
    1289 Views
    Last post by SilverXJ
  • Rotella T6 5w40 oil change... GOOD STUFF!
    by lafrad »
    2 Replies
    1926 Views
    Last post by lafrad
  • Stroker Installation Tips?
    by Bodo »
    13 Replies
    3812 Views
    Last post by SilverXJ
  • oil filter adapter
    by 4.whoa »
    2 Replies
    1445 Views
    Last post by 4.whoa
  • Adjustable fuel pressure regulator
    by Zjdamien »
    5 Replies
    3433 Views
    Last post by 4.whoa
  • Quench dealing with 4.0 head on 258
    by ev700401 »
    3 Replies
    2526 Views
    Last post by amcinstaller
  • 4.0 Flex Plate to th400
    by machinedog »
    3 Replies
    3089 Views
    Last post by ev700401
  • don't have a stroker, but need tuning advice
    by dsandine »
    0 Replies
    1104 Views
    Last post by dsandine
  • Useable valve lift
    by 4.whoa »
    1 Replies
    1104 Views
    Last post by SilverXJ
  • Thick oil ?!?
    by 4.whoa »
    2 Replies
    1504 Views
    Last post by yuppiexj
  • engine swap/upgrade
    by Zorm »
    1 Replies
    1304 Views
    Last post by Zorm
  • Engine Missing Mid RPM Under Load
    by blk85cj7 »
    0 Replies
    1136 Views
    Last post by blk85cj7
  • Renix air temp sensor
    by laxplayermjd »
    5 Replies
    3855 Views
    Last post by laxplayermjd
  • Comanche rear brake height sensing valve
    by 4.whoa »
    2 Replies
    2008 Views
    Last post by 4.whoa
  • oil filter housing
    by the_wrench116 »
    4 Replies
    2365 Views
    Last post by the_wrench116
  • 4.0 tranny swap 700r4?
    by JEEP DRIVER »
    5 Replies
    3178 Views
    Last post by JEEP DRIVER
  • Painting Intake Manifold?
    by ajmorell »
    27 Replies
    15460 Views
    Last post by yuppiexj
  • Hesitation and stalling
    by SilverXJ »
    74 Replies
    32856 Views
    Last post by Tar2001
  • hi-er flow factory intake
    by Zjdamien »
    2 Replies
    1430 Views
    Last post by IH 392
  • GREAT HYDRAULIC CAM'S FOR THE 4.0
    by JEEP DRIVER »
    5 Replies
    3168 Views
    Last post by SilverXJ
  • backfiring after warms up
    by sernas »
    6 Replies
    2837 Views
    Last post by sernas
  • OBI Up graded To a OBII ?
    by JEEP DRIVER »
    1 Replies
    1208 Views
    Last post by SilverXJ
  • 92 CAT Removal ?
    by JEEP DRIVER »
    5 Replies
    3344 Views
    Last post by yuppiexj
  • Ignition coils, wires and such
    by holeski »
    11 Replies
    3591 Views
    Last post by 4.whoa
  • Moved 1996 XJ Bulkhead Wiring Diagram
    by hvacman »
    0 Replies
    2607 Views
    Last post by hvacman
  • Traction bars?
    by SilverXJ »
    2 Replies
    1370 Views
    Last post by SilverXJ
  • Need help with trouble codes, engine misfire
    by live24wheel »
    4 Replies
    2529 Views
    Last post by Don H Jr
  • engine paint
    by shawnxj »
    5 Replies
    1883 Views
    Last post by seanyb505

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