ok 92 head onto renix block help needed
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Joined: Jan 2012
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From: Memphis tenn
Year: 88
Model: Cherokee
Engine: i6 4.0
ok i just did a h.o head swap onto a renix block all was well with old head but the valves stuck open causing me to suck oil into the combustion chamber thus causing hellatious smoke bought a new exhaust manifold to the old one fell apart literrally
ok so to the issue my idle is around 300 rpms rpugh idle it has poor acceleration which it wasnt like this before the swap my dip**** brother messed with the vac lines and etc so idk if any of that is culprit i hear no leaks and when it gets to 2000rpms the whole truck vibes any help or advice is better than nun
ok so to the issue my idle is around 300 rpms rpugh idle it has poor acceleration which it wasnt like this before the swap my dip**** brother messed with the vac lines and etc so idk if any of that is culprit i hear no leaks and when it gets to 2000rpms the whole truck vibes any help or advice is better than nun
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Joined: Sep 2008
Posts: 897
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From: Sioux Falls, SD
Year: 1999
Model: Cherokee(XJ)
Engine: 4.0L

Hoppin' on this train early this time.
re:
https://www.cherokeeforum.com/f2/low...g-help-153243/
https://www.cherokeeforum.com/f2/smoking-bad-156675/
https://www.cherokeeforum.com/f2/bad...mptoms-156334/
https://www.cherokeeforum.com/f2/92-...-renix-156866/
Last edited by diskman; Jan 11, 2013 at 05:10 PM.
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From: Memphis tenn
Year: 88
Model: Cherokee
Engine: i6 4.0
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Senior Member
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From: Sioux Falls, SD
Year: 1999
Model: Cherokee(XJ)
Engine: 4.0L
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From: Prescott, Az
Year: 1990
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Engine: 4.0
Thread Starter
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From: Memphis tenn
Year: 88
Model: Cherokee
Engine: i6 4.0
Thread Starter
Senior Member
Joined: Jan 2012
Posts: 1,001
Likes: 0
From: Memphis tenn
Year: 88
Model: Cherokee
Engine: i6 4.0
yes sparks gettin to plug pulled the plug it is firing but idk if the valves are stuck open or the egr or wat its running awful though no power at all and is shaking its a%# off like the motor wants out lol
Last edited by anothadayridin; Jan 13, 2013 at 12:07 AM.
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From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
are spark plugs wet with fuel on subject cylinders ? Next would be compression check.



