You should always replace the timing chain, tensioners and sprockets whenever you rebuild the engine.
remove timing chain
remove the timing chain
it not a belt its a chain assembly.
The 1995 Land Rover Discovery has a timing chain.
A 1995 Toyota Corolla has a timing belt.
On a 1995 passport it has a timing belt
Buick Regals don't have timing belts. They have a timing chain.