Fuel Injector Clinic 1200cc High Impedance Fuel Injector Set for LS1 Engines (IS301-1200H)
Designed for serious horsepower builds, the Fuel Injector Clinic IS301-1200H injector set delivers the fuel capacity needed for demanding LS1 applications without compromising drivability. This complete set of eight saturated high impedance fuel injectors utilizes the latest injector technology to provide exceptional fuel control, excellent idle quality, and predictable tuning for naturally aspirated, supercharged, turbocharged, and E85-compatible combinations. Best of all, this injector set features drop-in factory plug fitment for straightforward installation.
Each injector is dynamically matched using Fuel Injector Clinic's proprietary Data Match Technology to ensure exceptional cylinder-to-cylinder consistency. Every injector is individually serial numbered and includes a comprehensive Data Match Sheet with detailed flow matching and latency values for highly accurate ECU calibration. Plug and Play GM ECU calibration data is also available directly from Fuel Injector Clinic, making installation and tuning even easier. This injector set replaces the previous IS301-1100H part number.
Quick Specs
- Manufacturer: Fuel Injector Clinic
- Part Number: IS301-1200H
- Previous Part Number: IS301-1100H
- Application: LS1 Engines
- Injector Quantity: Set of 8
- Injector Type: Saturated High Impedance (High-Z)
- Flow Rate: 1200 cc/min (110 lb/hr) @ 43.5 PSI (3 Bar)
- Flow Rate: 1350 cc/min (130 lb/hr) @ 58 PSI (4 Bar)
- Installation: Direct drop-in factory plug fitment
- Matching Technology: Fuel Injector Clinic Data Match Technology
- Flow Testing: Tested at 43.5 PSI (3 Bar) using CF-16B calibration fluid at 90 degrees Fahrenheit
- ECU Support: Plug and Play GM ECU calibration data available from Fuel Injector Clinic
- Included: All required O-rings for the factory application
- Warranty: Lifetime warranty against defects in original manufacture
Features
- Designed for LS1 engine applications.
- Complete set of eight 1200cc saturated high impedance fuel injectors.
- 1200 cc/min (110 lb/hr) flow rate at 43.5 PSI (3 Bar).
- 1350 cc/min (130 lb/hr) flow rate at the OE 58 PSI (4 Bar) fuel pressure.
- Direct drop-in factory plug fitment.
- No wiring modifications or adapter harnesses required.
- Latest Fuel Injector Clinic injector technology.
- Matched using Fuel Injector Clinic's proprietary Data Match Technology.
- Each injector is individually serial numbered.
- Includes a comprehensive Data Match Sheet with flow matching and latency values.
- Excellent linearity and short pulse width control for outstanding drivability.
- Plug and Play GM ECU calibration data available from Fuel Injector Clinic.
- Includes all required O-rings for factory installation.
- Backed by Fuel Injector Clinic's lifetime warranty against manufacturing defects.
Fitment
LS1 Engines
FAQs
Do these injectors require wiring modifications?
No. The IS301-1200H features direct drop-in factory plug fitment, eliminating the need for pigtails or wiring adapters.
What is Fuel Injector Clinic Data Match Technology?
Fuel Injector Clinic dynamically matches each injector and provides detailed flow and latency data on the included Data Match Sheet, helping achieve more accurate ECU calibration and consistent fuel delivery.
Why Buy From Beefcake Racing?
Beefcake Racing proudly supplies genuine Fuel Injector Clinic fuel system components backed by expert technical support, competitive pricing, and fast shipping. Whether you're building a street-driven LS1 or an extreme horsepower race combination, our experienced team can help you choose the proper injectors and supporting fuel system upgrades.
Need assistance selecting the right injector size? Contact our knowledgeable team before placing your order.
Email: sales@beefcakeracing.com
Phone: 1-855-827-7223
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