These injectors are rated at 24 lbs/hr or about 250cc/min. 4 injectors would be good for about 170 hp at 80% duty cycle. Target horsepower with turbo is 120 hp.
The fifth injector is for cold start priming, if needed.
Bosch # 0 280 150 947 / Ford # F1TE-D9A Ordered from Spray It Racing