fuel injection

Hi all, sorry for the newbie question. But I have proper fuel injection rated hoses for the fuel supply and return lines. But do I need high psi rates for the lines going to the vapor chamber and vent too? I looked and the original ones don’t seem to be. But wanted to confirm. Thanks all!

Today was the first day I've taken my z out after some drivetrain and suspension work. When I came home I popped the hood to find 2 pools of liquid on the engine block, under the fuel rail. I soaked some of it up with a paper towel and it doesn't smell distinctly like anything in particular...

Hello all! I am new to the Z world and am almost done rebuilding my '83 zx but have hit a roadblock getting the fuel injectors to work... When I turn the key to run position, I can hear the fuel pump and injector relays buzzing and clicking erratically (honestly sounds like they're speaking...