BREAK IN PERIOD ON 05-06'S
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Joined: August 3, 2005
Posts: 1,652
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From: Mustang/Tuttle, Oklahoma
Ok, ok, I got the hint altoid. Thanks for your reply. I'm use to chasing these cars (and getting blown away) not owning one. I'm new to the sight and your hints are well taken.
Drive it like you stole it, run dino oil for first 5000 miles or so - something ACTUALLY Dino, not sorta, kinda dino oil.
no synthetics for a while.
http://www.mototuneusa.com/break_in_secrets.htm
no synthetics for a while.
http://www.mototuneusa.com/break_in_secrets.htm
Originally posted by Rondosa@August 18, 2005, 8:36 AM
Drive it like you stole it, run dino oil for first 5000 miles or so - something ACTUALLY Dino, not sorta, kinda dino oil.
no synthetics for a while.
http://www.mototuneusa.com/break_in_secrets.htm
Drive it like you stole it, run dino oil for first 5000 miles or so - something ACTUALLY Dino, not sorta, kinda dino oil.
no synthetics for a while.
http://www.mototuneusa.com/break_in_secrets.htm
Interesting read. My dad bought his first new car back in the early 80's. It was a super sweet Toyota Celica. When he got it, he was instructed to drive it like he stole it for the first 100+ miles. It drove like a top for 200,000+ miles until he sold it when me and brother were born.
He says synthetics are bad, but most exotic car makers put Mobil 1 in their engines from the get go. Hmmm....
Originally posted by HBergeron@August 17, 2005, 2:06 PM
I was going to start a break-in thread as well, might as well keep things in one place. What I have learned about break-in over the years from mechanics and brothers and guys on the next bar stool is that it all depends. An old style pushrod truck engine might require no break-in while an early HO turbo 4 (ie. the SVO) might require very careful break-in, to avoid, at least anecdotally, any number of internal engine problems at 30-40k miles.
So, what is the collective wisdom re. the 4.6L in the GT? Obviously, the less break-in required, the happier I am, but what is the feeling on what has worked best for this car?
While we're at it, if I'm going to replace the engine oil with synthetic, which I've seen recommended here as well, should I have the dealer do it before pickup? Does it make a difference if I wait until the first oil change?
I was going to start a break-in thread as well, might as well keep things in one place. What I have learned about break-in over the years from mechanics and brothers and guys on the next bar stool is that it all depends. An old style pushrod truck engine might require no break-in while an early HO turbo 4 (ie. the SVO) might require very careful break-in, to avoid, at least anecdotally, any number of internal engine problems at 30-40k miles.
So, what is the collective wisdom re. the 4.6L in the GT? Obviously, the less break-in required, the happier I am, but what is the feeling on what has worked best for this car?
While we're at it, if I'm going to replace the engine oil with synthetic, which I've seen recommended here as well, should I have the dealer do it before pickup? Does it make a difference if I wait until the first oil change?
Originally posted by tw0scoops123@August 17, 2005, 3:01 PM
No. Drive it as fast as you want. My boss here was a former Ford salesman. He said in the new cars they don't put breakin fluids in the engines because they build them better. There are no more metal shards after the engine is started for the first month or so. Basically the only stipulation is don't set it on cruise control for 3 hours.
If you drive it real slow and not give it any quick starts for a few months you are going to complain at the loss in power and response because the computer will adjust fuel management for your dirving needs(and hence it will think you drive like grandma).
I'm not saying take her up to 140 off of the dealer lot, but you don't need to do 55 mph in a 65 mph zone all the way home.
No. Drive it as fast as you want. My boss here was a former Ford salesman. He said in the new cars they don't put breakin fluids in the engines because they build them better. There are no more metal shards after the engine is started for the first month or so. Basically the only stipulation is don't set it on cruise control for 3 hours.
If you drive it real slow and not give it any quick starts for a few months you are going to complain at the loss in power and response because the computer will adjust fuel management for your dirving needs(and hence it will think you drive like grandma).
I'm not saying take her up to 140 off of the dealer lot, but you don't need to do 55 mph in a 65 mph zone all the way home.
I have a 05 Mustang GT, my the dealer told me they do use breakin oil and it must be changed at approx 1k
Originally posted by Vallee@August 18, 2005, 11:25 AM
FYI,
I have a 05 Mustang GT, my the dealer told me they do use breakin oil and it must be changed at approx 1k
FYI,
I have a 05 Mustang GT, my the dealer told me they do use breakin oil and it must be changed at approx 1k

If you had breakin oil, it would be good to change it at 1k, but you don't have breakin oil.
Get a new dealer!
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