When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
5.0L (1979-1995) MustangTechnical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.
Like others have said, first find what's missing. Is it spark, fuel, air, compression, or timing? Most likely culprits are spark or fuel. Spark is the easiest to test for. Also, assuming from your ID that it's a SN95, what codes is it throwing? Once these things are determined it will be much easier to narrow down the real problem.