Bah.. I broke my toy...

whoa whoa what? I just read through this whole thread from the beginning because I'm bored and then I get to this post and it's like the ending to a horrible m. night shyamalan movie. You got a new engine and a new turbo and that blew too? crazy

I want to know the whole story!!
 
Sorry to resurrect an old thread, but I thought I'd bring closure to it.

I know what you guys are saying and what they meant; a mechanical over-rev is implicated. However I never miss a shift. Ever. I would know if I did. Hell this car was just a family car/grocery getter for me. I've been driving manual transmission cars for 16 years.

After the new motor self-destructed the same way (NO over rev of any sort, never went over 5krpms ever) and Mazda denied the warranty a final time, I traded the car in with the busted motor and absorbed the neg equity myself.

I did months of research and come to find out, the car had previously had a service performed before I owned it where a timing component was replaced along with an ECU flash. The definitely tells me that the car had a pre-existing timing issue.

So it was detonating pretty regularly which lunched it the first time and the second time most likely. That would explain holed piston.
What timing component was replaced? Was it a camshaft position sensor? Wouldn't seem to me that replacing an OEM part and flashing the ECU with a factory tune would cause detonation unless of course whatever they replaced wasn't the problem in the first place and it remained with the car until both motors blew.
Sucks for you either way I guess.

What did you get when you traded in the dead MS3?
 
Geeze, horror stories like this are why I want to keep my ms3 bone stock (aside from small non-horsepower upgrades).
 
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