OBS Powerstroke Stage 1.5 Injectors - 160cc or 180cc / 30% nozzle Choose your Injector Series::Legacy (Original) 1/4" = -4

1/4"    = -4

This kit is for customers who bought our OBS E-Fuel system with the intention of installing a CNC 4 line feed kit

5/16"  = -5

3/4 bolt and hardware at the axle

you can significantly improve the handling and steering characteristics of these trucks for a difference you can feel

OBS Powerstroke Stage 1.5 Injectors - 160cc or 180cc / 30% nozzle Choose your Injector Series::Legacy (Original) 1/4" = -4OBS 7. 3 Powerstroke Stage 1. 5 Performance Injectors 1994 1997 The difference in the stage 1. 5 is the 30% over larger nozzles. The 30% nozzle allows more fuel to exit the injector quicker into the combustion cycle which increases horsepower even further. The injector has a limited time to inject fuel into the cylinder for the combustion cycle. We measure this time in milliseconds. With a larger nozzle we can inject more fuel per millisecond into the