I can not get the injectors and fuel rail out!

I have followed this exactly, i have used as much force as I can muster and I can not get the injectors and fuel rail out! those injectors are stuck in there!!!
any suggestions?

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[Kerry at Pelican Parts]

Try spraying the base of the injector with carb spray. It will libricate the o-rings until the spray evaporates. You can lever up on the rail a little, it is made of metal. Be sure to have spare replacement 0-rings around it case some of them break.

- Kerry