Re: Re: lifepan of a 4.0?
 

SnoMan wrote:
> On Tue, 23 Oct 2007 06:22:28 -0500, "DougW"
> <I.only.read.usenet@invalid.address> wrote:
>
>> 139,382 miles here, all but the first 50,000 under a blower.
>> So as ufatbastehd says, "with proper maintenance."
>>
>> The timing chain is the only b
>
>
> Crank Position Sensor can stop on cold suddenly when it goes bad with
> age.

rilly. :) no kiddin.

Mine gave me a warning by cutting out every time I slowed to a stop.

--
DougW

Re: Re: lifepan of a 4.0?
 

SnoMan wrote:
> On Tue, 23 Oct 2007 06:22:28 -0500, "DougW"
> <I.only.read.usenet@invalid.address> wrote:
>
>> 139,382 miles here, all but the first 50,000 under a blower.
>> So as ufatbastehd says, "with proper maintenance."
>>
>> The timing chain is the only b
>
>
> Crank Position Sensor can stop on cold suddenly when it goes bad with
> age.

rilly. :) no kiddin.

Mine gave me a warning by cutting out every time I slowed to a stop.

--
DougW

Re: lifepan of a 4.0?
 

D&LBusch wrote:
> I'm looking to purchase an older Cherokee (95-2001). Assuming proper
> maintenance, what is a reasonalbe lifespan of the 4.0 engine? Is there
> anything unusual to look out for?
> Thanks, David
>
>

Mine had 300,000 miles on it before one of the rod bearings started
knocking, it still ran fine, didn't smoke, and the timing chain was a
bit loose but nowhere close to failing.

GREAT engine!

Jeff DeWitt

Re: lifepan of a 4.0?
 

D&LBusch wrote:
> I'm looking to purchase an older Cherokee (95-2001). Assuming proper
> maintenance, what is a reasonalbe lifespan of the 4.0 engine? Is there
> anything unusual to look out for?
> Thanks, David
>
>

Mine had 300,000 miles on it before one of the rod bearings started
knocking, it still ran fine, didn't smoke, and the timing chain was a
bit loose but nowhere close to failing.

GREAT engine!

Jeff DeWitt

Re: lifepan of a 4.0?
 

D&LBusch wrote:
> I'm looking to purchase an older Cherokee (95-2001). Assuming proper
> maintenance, what is a reasonalbe lifespan of the 4.0 engine? Is there
> anything unusual to look out for?
> Thanks, David
>
>

Mine had 300,000 miles on it before one of the rod bearings started
knocking, it still ran fine, didn't smoke, and the timing chain was a
bit loose but nowhere close to failing.

GREAT engine!

Jeff DeWitt

Re: Re: Re: lifepan of a 4.0?
 

On Tue, 23 Oct 2007 16:54:58 -0500, "DougW"
<I.only.read.usenet@invalid.address> wrote:

>Mine gave me a warning by cutting out every time I slowed to a stop.


you were lucky, at east you had some warning..
-----------------
TheSnoMan.com

Re: Re: Re: lifepan of a 4.0?
 

On Tue, 23 Oct 2007 16:54:58 -0500, "DougW"
<I.only.read.usenet@invalid.address> wrote:

>Mine gave me a warning by cutting out every time I slowed to a stop.


you were lucky, at east you had some warning..
-----------------
TheSnoMan.com

Re: Re: Re: lifepan of a 4.0?
 

On Tue, 23 Oct 2007 16:54:58 -0500, "DougW"
<I.only.read.usenet@invalid.address> wrote:

>Mine gave me a warning by cutting out every time I slowed to a stop.


you were lucky, at east you had some warning..
-----------------
TheSnoMan.com

Re: lifepan of a 4.0?
 

DougW wrote:
> SnoMan wrote:
>> On Tue, 23 Oct 2007 06:22:28 -0500, "DougW"
>> <I.only.read.usenet@invalid.address> wrote:
>>
>>> 139,382 miles here, all but the first 50,000 under a blower.
>>> So as ufatbastehd says, "with proper maintenance."
>>>
>>> The timing chain is the only b
>>
>> Crank Position Sensor can stop on cold suddenly when it goes bad with
>> age.
>
> rilly. :) no kiddin.
>
> Mine gave me a warning by cutting out every time I slowed to a stop.

No warning when my CPS went. 2000 XJ 4.0 137K. Curious, are there any
other "mission critical" parts that should be kept in the rig in case of
failure?

Steve

Re: lifepan of a 4.0?
 

DougW wrote:
> SnoMan wrote:
>> On Tue, 23 Oct 2007 06:22:28 -0500, "DougW"
>> <I.only.read.usenet@invalid.address> wrote:
>>
>>> 139,382 miles here, all but the first 50,000 under a blower.
>>> So as ufatbastehd says, "with proper maintenance."
>>>
>>> The timing chain is the only b
>>
>> Crank Position Sensor can stop on cold suddenly when it goes bad with
>> age.
>
> rilly. :) no kiddin.
>
> Mine gave me a warning by cutting out every time I slowed to a stop.

No warning when my CPS went. 2000 XJ 4.0 137K. Curious, are there any
other "mission critical" parts that should be kept in the rig in case of
failure?

Steve