Lift pump fitted still down on power.re-checked valve clearances and timing all ok really running out of ideas?

Thanks for that, I have ordered a lift pump so will see if that solves the problem.

Anybody abLe to throw some options at me??? Bought a 1994 Disco a few weeks ago, complete opportunist buy as it came along at good money and is in good nick with low mileage but was a non runner following a cam belt failure. The previous owner had paid out best part of four hundred pounds to...