Fuel Injector Clinic 1440cc High Impedance Fuel Injector Set (IS803-1440H) - 1986-1991 BMW E30 M3
When your BMW E30 M3 demands serious fuel delivery without sacrificing street manners, the Fuel Injector Clinic IS803-1440H Fuel Injector Set is an outstanding solution. This complete set of four 1440cc saturated (high impedance) ball and seat injectors is engineered for high-horsepower turbocharged and supercharged applications while still delivering excellent idle quality and drivability. Positioned between Fuel Injector Clinic's popular 1200cc and 1650cc injectors, the 1440cc injector offers an ideal balance of fuel capacity and tuning flexibility for demanding performance builds.
Constructed with a stainless alloy valve, these injectors are compatible with virtually every popular fuel used in motorsports and high-performance street vehicles. Whether you're running pump gasoline, E85, Q16, VP Import, FTW, or other MTBE oxygenated race fuels, the IS803-1440H delivers exceptional fuel control, outstanding short pulse width repeatability, and consistent performance throughout the operating range. Every injector is individually flow tested, matched, and serial numbered using Fuel Injector Clinic's proprietary Data Match Technology, and includes a detailed Data Match Sheet with individual flow and latency values for precise ECU calibration.
Quick Specs
- Manufacturer: Fuel Injector Clinic
- Part Number: IS803-1440H
- Injector Size: 1440cc
- Quantity: Four injectors
- Injector Type: Saturated / High Impedance Ball and Seat
- Vehicle Application: BMW E30 M3
- Included: PGTUSC6 injector pigtails
- Optional Adapter: PADPUtoJ6 Plug and Play adapters
- Flow Rating: Rated at 43.5 PSI (3 Bar)
- Flow Test Fluid: CF-16B calibration fluid
- Flow Test Temperature: 90 degrees Fahrenheit
- Matching Method: Fuel Injector Clinic Data Match Technology
- Fuel Compatibility: Pump gasoline, E85, Q16, VP Import, FTW, and other MTBE oxygenated race fuels
- Installation: Includes all required O-rings for the factory application
- Warranty: Lifetime Warranty against defects in original manufacture
Features
- Complete set of four 1440cc saturated (high impedance) fuel injectors.
- Designed specifically for the 1986-1991 BMW E30 M3.
- Fills the performance gap between FIC 1200cc and 1650cc injectors.
- Excellent idle quality for street-driven vehicles.
- Provides the fuel capacity required for high-horsepower applications.
- Compatible with pump gasoline, E85, Q16, VP Import, FTW, and other MTBE oxygenated race fuels.
- Stainless alloy valve construction for outstanding fuel compatibility.
- Exceptional linearity and short pulse width repeatability.
- Matched using Fuel Injector Clinic's proprietary Data Match Technology.
- Each injector is individually serial numbered.
- Includes Data Match Sheet with individual flow and latency values.
- Flow tested at 43.5 PSI (3 Bar).
- Tested at 90 degrees Fahrenheit using CF-16B calibration fluid.
- Includes PGTUSC6 injector pigtails.
- Optional PADPUtoJ6 Plug and Play adapters available separately.
- Includes all required O-rings for the factory application.
- Backed by Fuel Injector Clinic's Lifetime Warranty.
Fitment
- 1986 BMW E30 M3
- 1987 BMW E30 M3
- 1988 BMW E30 M3
- 1989 BMW E30 M3
- 1990 BMW E30 M3
- 1991 BMW E30 M3
FAQs
Do these injectors require wiring modifications?
Yes. The IS803-1440H includes PGTUSC6 injector pigtails that can be soldered into the factory wiring harness. If you prefer not to modify the factory harness, optional PADPUtoJ6 Plug and Play adapters are available separately.
What fuels are these injectors compatible with?
The stainless alloy valve construction allows the IS803-1440H to be used with pump gasoline, E85, Q16, VP Import, FTW, and other MTBE oxygenated race fuels, making them an excellent choice for both street and race applications.
Why Buy from Beefcake Racing?
Beefcake Racing is your trusted source for genuine Fuel Injector Clinic fuel system components. Our experienced team can help you select the right injectors for your performance goals, whether you're building a street-driven E30 M3 or an all-out race car. Contact us at sales@beefcakeracing.com or call 1-855-827-7223 for expert advice and outstanding customer service.
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