Is there a kit with all parts that you need in it of do you have to buy them one at a time ?

My disco is leaking oil from the seals on the pump been told i might need new pipes too and one garage has told me its cheaper to remove the system any help please i did buy new seals and seal tool but have no idea

I've had a new clutch two months ago and now the car not drive in any of the gears only in low ratio any ideas ?? it was fine then nothing

Just looking around what a great forum of knowledge