What year defender

Air getting in the system run the truck from a can with diesel in it

Try a new master you can put seals in it but if the piston is worn then your p@ssing in the wind

Esr415 £40.98 that's gen price

Abs sensor or shuttle valve I would say

What colour smoke

Got some but £65

I think the gear timing will different from a diesel to a petrol ie gear box ECU"s

Got hold of a s/h seat box job done

Put a pic up

These are gen

If not I have a pair of stainless tube style

And where is the gearbox

Where are you

I go to Kendal or Carlisle most weeks

Can you get hold amp meter

Remove wireing loom from car take out of condute check for chafed wires