Re: 4.0L Cracked Head
 

OH, mine is an O2 tj
"John" <jstio@optonline.net> wrote in message
news:FX%3h.1783$DK5.880@newsfe12.lga...
> James,
>
> I had the same problem, only at 20Kmiles. Cracked head was the last thing
> my dealer said, it was the first thing my private mechanic said.
>
> Long story short, 5 visits hot air blown up my ass and some screaming at
> the dealership and the Cracked head was replaced under warrantee. I have
> not had an issue since. When i was looking into the issue, i had a 50 50
> response. That head never cracks / that head cracks all the time.
>
> I had the same coolant problem. about a reseviour full every 1000 miles.
> No leaks, no smoke, no foamy oil
>
>
> Good luck on yours
>
> JOHN
> "James Hilins" <oldradio@wi.rr.com> wrote in message
> news:Fvq3h.48848$cc3.24215@tornado.rdc-kc.rr.com...
>> 2001 TJ
>> ~89K miles
>> 4.0L manual T, AC
>>
>> I'm loosing coolant (very slowly)
>> dealer says its a cracked head, any one familure with this problem?
>>
>> Anyone using a aftermarket aluminum head? May solver the casting problem
>> but create a bunch of other problems?
>> Should I replace the exhaust manifold at the same time?
>>
>> Jim
>>
>
>

Re: 4.0L Cracked Head
 

OH, mine is an O2 tj
"John" <jstio@optonline.net> wrote in message
news:FX%3h.1783$DK5.880@newsfe12.lga...
> James,
>
> I had the same problem, only at 20Kmiles. Cracked head was the last thing
> my dealer said, it was the first thing my private mechanic said.
>
> Long story short, 5 visits hot air blown up my ass and some screaming at
> the dealership and the Cracked head was replaced under warrantee. I have
> not had an issue since. When i was looking into the issue, i had a 50 50
> response. That head never cracks / that head cracks all the time.
>
> I had the same coolant problem. about a reseviour full every 1000 miles.
> No leaks, no smoke, no foamy oil
>
>
> Good luck on yours
>
> JOHN
> "James Hilins" <oldradio@wi.rr.com> wrote in message
> news:Fvq3h.48848$cc3.24215@tornado.rdc-kc.rr.com...
>> 2001 TJ
>> ~89K miles
>> 4.0L manual T, AC
>>
>> I'm loosing coolant (very slowly)
>> dealer says its a cracked head, any one familure with this problem?
>>
>> Anyone using a aftermarket aluminum head? May solver the casting problem
>> but create a bunch of other problems?
>> Should I replace the exhaust manifold at the same time?
>>
>> Jim
>>
>
>

Re: 4.0L Cracked Head
 

It's a Yahoo group named Strokers. Note plural, at one time there was
another group stroker which would be offensive to most.

Simon Juncal wrote:
> jeff wrote:
>> Over on the Yahoo Stroker list the aluminum head has been much
>> discussed, and the conclusion over there was that Patriot is the OEM
>> and Hesco and others are rebranding them. Who knows. The value for a
>> 4.6 is cooler running for higher CR. No need on a stock engine.
>
> There's a stroker yahoo group? I guess I should have figured, there's a
> lot of stroker owners on Naxja too naturally enough. Can you post the URL?
>
> Anyway I wouldn't be surprised to learn that neither Hesco or Patriot
> make that head. I just know it's too spendy to put in my XJ :)
>

Re: 4.0L Cracked Head
 

It's a Yahoo group named Strokers. Note plural, at one time there was
another group stroker which would be offensive to most.

Simon Juncal wrote:
> jeff wrote:
>> Over on the Yahoo Stroker list the aluminum head has been much
>> discussed, and the conclusion over there was that Patriot is the OEM
>> and Hesco and others are rebranding them. Who knows. The value for a
>> 4.6 is cooler running for higher CR. No need on a stock engine.
>
> There's a stroker yahoo group? I guess I should have figured, there's a
> lot of stroker owners on Naxja too naturally enough. Can you post the URL?
>
> Anyway I wouldn't be surprised to learn that neither Hesco or Patriot
> make that head. I just know it's too spendy to put in my XJ :)
>

Re: 4.0L Cracked Head
 

It's a Yahoo group named Strokers. Note plural, at one time there was
another group stroker which would be offensive to most.

Simon Juncal wrote:
> jeff wrote:
>> Over on the Yahoo Stroker list the aluminum head has been much
>> discussed, and the conclusion over there was that Patriot is the OEM
>> and Hesco and others are rebranding them. Who knows. The value for a
>> 4.6 is cooler running for higher CR. No need on a stock engine.
>
> There's a stroker yahoo group? I guess I should have figured, there's a
> lot of stroker owners on Naxja too naturally enough. Can you post the URL?
>
> Anyway I wouldn't be surprised to learn that neither Hesco or Patriot
> make that head. I just know it's too spendy to put in my XJ :)
>

Re: 4.0L Cracked Head
 

John wrote:
> Long story short, 5 visits hot air blown up my ass and some screaming at the
> dealership and the Cracked head was replaced under warrantee. I have not had
> an issue since. When i was looking into the issue, i had a 50 50 response.
> That head never cracks / that head cracks all the time.

The people saying it never cracks are probably thinking of all the
earlier heads for the 4.0 which never crack.

--
Simon
"I may be wrong, but I'm not uncertain." -- Robert A. Heinlein

Re: 4.0L Cracked Head
 

John wrote:
> Long story short, 5 visits hot air blown up my ass and some screaming at the
> dealership and the Cracked head was replaced under warrantee. I have not had
> an issue since. When i was looking into the issue, i had a 50 50 response.
> That head never cracks / that head cracks all the time.

The people saying it never cracks are probably thinking of all the
earlier heads for the 4.0 which never crack.

--
Simon
"I may be wrong, but I'm not uncertain." -- Robert A. Heinlein

Re: 4.0L Cracked Head
 

John wrote:
> Long story short, 5 visits hot air blown up my ass and some screaming at the
> dealership and the Cracked head was replaced under warrantee. I have not had
> an issue since. When i was looking into the issue, i had a 50 50 response.
> That head never cracks / that head cracks all the time.

The people saying it never cracks are probably thinking of all the
earlier heads for the 4.0 which never crack.

--
Simon
"I may be wrong, but I'm not uncertain." -- Robert A. Heinlein

Re: 4.0L Cracked Head
 

Simon Juncal wrote:
> John wrote:
>> Long story short, 5 visits hot air blown up my ass and some
>> screaming at the dealership and the Cracked head was replaced under
>> warrantee. I have not had an issue since. When i was looking into
>> the issue, i had a 50 50 response. That head never cracks / that
>> head cracks all the time.
>
> The people saying it never cracks are probably thinking of all the
> earlier heads for the 4.0 which never crack.

Count me in that bunch. Had to do some reading to find out
what they did to change the head design. I knew they changed
the intake, but for some reason I never picked up on the head
changing.

--
DougW

Re: 4.0L Cracked Head
 

Simon Juncal wrote:
> John wrote:
>> Long story short, 5 visits hot air blown up my ass and some
>> screaming at the dealership and the Cracked head was replaced under
>> warrantee. I have not had an issue since. When i was looking into
>> the issue, i had a 50 50 response. That head never cracks / that
>> head cracks all the time.
>
> The people saying it never cracks are probably thinking of all the
> earlier heads for the 4.0 which never crack.

Count me in that bunch. Had to do some reading to find out
what they did to change the head design. I knew they changed
the intake, but for some reason I never picked up on the head
changing.

--
DougW