This Holley EFI fuel injector uses a precision lapped disc valve, high-quality brass windings, and high-temp O-rings for excellent linearity without the low-pulse-width "bounce" common to other injectors. Rated at 160 lb/hr, it's a low impedance design built for peak-and-hold drivers.
Specifications:
- Rated Injector Flow: 160 lb/hr @ 43 PSI
- Impedance: Low (2.0 Ohm)
- Body Style: EV1 (Bosch Style)
- Body Diameter: 0.97 in.
- Body Length: 2.85 in.
- O-Ring Quantity: 2 per injector
- Spray Pattern: Tri-cone
- Max Recommended Fuel Pressure: 75 PSI
- Fuel Type: E-85, Gasoline
- Quantity: Individual
- Part Number: 522-161
FAQ
Is this injector high or low impedance?
Low impedance (2.0 Ohm), designed for use with peak-and-hold injector drivers.
What's the rated flow?
160 lb/hr at 43 PSI base fuel pressure.
What's the maximum recommended fuel pressure?
75 PSI.
Is this sold as a single injector or a set?
This listing is for one individual injector.

