Description
LS1 Fuel Injector Clinic 1200cc / 110lb High-Impedance Injector Set (Drop-In Fitment)
Fuel your high-horsepower LS build with the Fuel Injector Clinic (FIC) 1200cc high-performance fuel injector set, engineered for exceptional flow accuracy, reliable drivability, and simplified tuning. This injector set is a true drop-in, plug-and-play solution for LS1 applications requiring substantial fueling capacity for boosted or high-output setups.
Previously part number: IS301-1100H
Injector Specifications
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Flow Rate:
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1200cc/min (110 lb/hr) @ 43.5 psi (3 bar)
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1350cc/min (130 lb/hr) @ 58 psi (4 bar OE fuel pressure)
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Impedance: Saturated / High Impedance
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Injector Count: 8 injectors (complete set)
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Fitment: Drop-in, plug-in LS1 injector
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Fuel Type: Gasoline / E85 compatible
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Calibration Data: Plug-and-play GM ECU data available
Data Match Technology – Maximum Accuracy
This injector set is precisely matched using Fuel Injector Clinic’s proprietary Data Match Technology, delivering industry-leading consistency and tuning confidence. Each injector is:
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Individually serial numbered
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Matched for flow rate and injector latency
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Supplied with a detailed Data Match Sheet
This advanced matching process ensures balanced cylinder fueling, improved idle quality, and repeatable performance across the entire operating range.
Flow Testing & Quality Control
All Fuel Injector Clinic injectors are:
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Flow tested and rated at 43.5 psi (3 bar)
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Tested at 90°F fuel temperature
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Calibrated using CF-16B calibration fluid
This rigorous testing guarantees accurate injector data and real-world reliability.
Easy Tuning & Excellent Drivability
Thanks to superior short pulse-width control and state-of-the-art matching, these injectors provide:
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Smooth idle and part-throttle behavior
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Predictable fueling under boost
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Easier tuning compared to lower-quality or remanufactured injectors
Installation & Fitment
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Includes all required O-rings for direct factory LS1 fuel rail installation
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Drop-in plug fitment — no wiring changes required
For aftermarket fuel rails or non-standard configurations, contact us prior to ordering to confirm compatibility.
Ideal Applications
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High-horsepower LS1 builds
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Turbocharged and supercharged applications
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E85 fuel systems
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Performance street and race vehicles requiring OEM-like drivability
