Nostrum Ford Mustang 5.0 Coyote 950cc PFI Injector Set of 8

Summary

These are port fuel injectors, the set of eight that lives under the intake and sprays into the inlet port on the 5.0 Coyote and 5.2 Voodoo. At 950cc they flow 133% more than the standard injector, which is the headroom a supercharged, turbocharged or E85-fuelled 5.0 needs once the factory set is maxed out and the tuner has nowhere left to go. They are a direct drop-in: no harness adapters, no spacers, working with the factory fuel rail and injector clip. What separates them from a generic big injector is spray targeting. Nostrum designs the pattern around the actual injector position, manifold shape and cylinder head geometry, and this is the only spray-targeted injector for this application that keeps the stock spray pattern.

Best For

• Supercharged, turbocharged or nitrous 5.0 Coyote builds that have maxed the factory injectors
• Mustang GT, Boss 302 and GT350 owners running E85 or a high ethanol blend
• 2011-2017 F-150 5.0 trucks being tuned for more power
• Owners who want a matched, flow-batched set rather than eight loose injectors

Why A Matched, Targeted Set Is Worth The Money

Every injector is tested for tip leakage, resistance, inductance, dynamic and static flow and opening and closing time, then sorted and batched to the SAE J1832 standard. The tuner is therefore calibrating one consistent set of eight rather than compensating for scatter between cylinders. Spray targeting matters as much: an injector borrowed from another engine puts fuel where the air motion is not expecting it, which brings cold start and drivability complaints, misfires, knock, soot and fuel washing the bore into the oil.

Key Specs

• Manufacturer: Nostrum High Performance
• Product Type: port fuel injectors, set of eight
• SKU: L071-0510
• Rated flow: 950cc, 133% more than the standard injector
• Type: low-side port fuel injectors, spray targeted to retain the stock spray pattern
• Fitment type: direct drop-in using the factory fuel rail and injector clip, no harness or spacers required
• Fuel: petrol and E85 compatible
• Testing: every injector tested, sets batched on static and dynamic flow
• Included Items: set of eight injectors; the tuning guide is a free download from Nostrum
• Required: calibration changes to run correctly

Fitment And Setup Checks

• Check the year and model against the fitment table below. These cover the port-injected 5.0 Coyote and 5.2 Voodoo engines, so confirm the engine rather than the model name.
• Nostrum states these injectors require calibration changes to run properly, so plan the tune with the parts.
• For a 2018 on Gen 3 Coyote the fuelling limit sits on the direct injection side, and the Gen 3 Coyote HPFP kit is the part for that engine.
• Injectors this large suit forced induction or ethanol builds; on a standard engine they make low-load calibration harder without adding anything useful.

Vehicle Fitment