I got a 1987 mustang shutting down at 5000 rpms and find out why any one know

Asked by Apr 08, 2015 at 08:42 PM

Question type: Car Customization

1 Answer

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You will need to hook a fuel pressure gauge to see what the pressure is at that rpm. I'm guessing you need to upgrade or replace a weak fuel pump. Change the filter too.

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