2003 4054 engine 310SG starting problem

It died on me replaced fuel pump started right up drove for an hour died,

replaced some o-rings bleed fuel lines at injectors, only starts with either

but then dies, this morning bleed line's started right up ran for hour, shut it

down would not start , did with either but then died any ideas changed filter also

Thanks for any help !!

2003 4054 engine 310SG starting problem