I have a wallbro uprated pump from GGR and i'm running on greens and a stage 2 chip for the moment.

It's a lot cheeper than the bosch pump and will run perfectly up to 400 bhp

GGR 1012 Uprated Fuel Pump (Escort Cosworth)
Up to 400 bhp, 253 ltrs/hr @ 3.0 BAR pressure
230 ltrs/hr @ 4.0 BAR pressure
206 ltrs/hr @ 5.0 BAR pressure

Bosch Fuel Pump: Flow Qty litres/hour (pressure): 168 (5 Bar )

Greetz
Fudaga