Replace your plug wires (and plugs). Good luck.
I have a '91 Ranger with a 3.0. When the outside temp is about 90 degrees or
>higher, the engine starts fine, then dies after a few seconds. When I
>restart it, it runs fine. This only happens the first start of the day. It's
>not a serious problem, just an annoyance that I would like to resolve. >
>Any recommendations?
>
>Thanks