looking for motor what is a good amount of miles to look for

javon smith

New Member
Dec 9, 2011
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dallas tx
I am new here and i have a 2001 mustang gt i just bought for $1000. But the motor was bad so i am looking for one now. Iknow i am going with a 4.6 out of a 2001 and up crown vic. what i am trying to figure out is 70000 to 80000 mile ok for 700 bucks. the reason i am going with this motor is they are easier to get in my area and i hear they are basically the same motor.
 
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70-80k miles is nothing on a mod motor. $700 is pretty good and should be a plug and play install since the 2001 Crown Vics had PI heads. Im not sure what the major differences were between the engines, but I knwo the PI crown vics were 235hp and the Mustangs were 260....might just be the ECU.

I beat the crap out of my engine for 92k miles, and it was in great shape (except for a ring that I screwed up after I put a KB on the car.....and it had sat for a year while I was in Iraq). That was my fault, and I am sure it would still be going strong if someone had actually started it like they said they would while I was gone.
 
For my 2000 GT motor swap, I used a Crown Vic motor from a 2004. I paid $800 for a 35k mile motor from LKQ salvage.

The later MY Romeo's have more spark plug hole threads. This avoids the "spark plug" back out issue that's common with early MY PI heads.

I would recommend avoiding a police motor. Why? Because they spend so much time idling that mileage is not a good indication of wear.

Also ask the salvage operator for the VIN number of the donor car. Run a Carfax report to find out the last mileage. This will give you a cross check that the reported mileage is correct.

OBTW, the long blocks are the SAME. Once all of the Mustang "trim" items have been swapped, the CV motor will make exactly the same power as the Mustang.
 
You can also pick up a motor out of a mountainer or explorer. Exact same as a mustang motor (small details below) but has a factory aluminum block, so you can save 70lbs and almost be guaranteed it was not beat on like a stang motor could be (used).

The only difference other than swapping the front cover/cam covers, plenum, headers/etc over was the lower intake did not have the heat core return where it should be and I had to run a hose that was a bit of an eye sore but If you didn't know it wasn't supposed to be there, you would never have known.
 
The later MY Romeo's have more spark plug hole threads. This avoids the "spark plug" back out issue that's common with early MY PI heads.

This is very important- I would try to get a 2004 year or later 2V motor because those extra spark plug threads make the infamous spark plug blow out issue pretty much non-existant

Depending on what your budget is this is a great time to customize what you put in the engine bay. You have tons of options as far as porting heads, cams, forged internals, aluminum block, etc. If you are going to swap might as well make a few changes while you are in there if your budget allows it (add $1-2k and you can make some significant improvements). Just a thought :shrug:
 
i am thinking about selling my 2002 2v.
it has VT stage 1's and ARP head studs in it.
it just needs a head swap and that would be cheaper seeing it already has those studs in there.
it has 74,000 miles on it. not sure what it would be worth.
i will probably be selling my lower plastic intake, my upper C&L intake, accufab 75mm TB & C&L intake tube from maf to TB