1200cc Fuel Injectors for LS Swapped 5.3L Engines - Set of 8
Ultra-high flow 1200cc fuel injectors specifically engineered for 5.3L LS engine swaps and high-output Holley Terminator X builds.
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Flow Rate: 1200cc/min at 43.5PSI.
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Application: Ideal for turbocharged or supercharged 5.3L LS swaps in Novas, Chevelles, and trucks.
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Fuel Compatibility: Optimized for E85, Ethanol, and Gasoline.
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Precision: Set of 8 dynamically flow-matched injectors within 1% for maximum cylinder protection.
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Drivability: Excellent low-pulse-width stability for a smooth idle in high-horsepower applications.
Fuel your high-boost project with the SouthBay 1200cc Fuel Injectors, specifically curated for 5.3L LS engine swaps. Whether you are building a twin-turbo street machine or a high-output E85 drag car, these injectors provide the massive flow headroom required to safely reach your horsepower goals on the popular 5.3L platform.
Designed to integrate perfectly with aftermarket EFI systems like the Holley Terminator X or Dominator, these injectors offer predictable and linear flow characteristics that make tuning straightforward and reliable. Every injector in the set undergoes rigorous dynamic testing to ensure perfectly balanced fuel delivery across all eight cylinders, preventing lean spikes under heavy load. Built with premium stainless steel internal components, they are highly resistant to the corrosive properties of modern racing fuels and ethanol blends.


