1978-1987 Buick Regal/Grand National G-Body EFI Fuel Tank for LS and LT Swaps
Whether you're swapping an LS or LT powerplant into a G-Body Regal or Grand National, this EFI fuel tank delivers the consistent pressure required for serious performance builds. It features a 400 LPH Walbro pump capable of supporting applications north of 550 horsepower without risk of fuel starvation under heavy load. Installation is simplified with straps that use the original mounting points, precise sending unit integration, and all hardware included to keep your project on schedule.
Consistent Fuel Delivery for 550+ Horsepower Applications
The 400 LPH Walbro pump ensures your LS or LT engine receives a continuous supply of fuel even under heavy load. By supporting more than 550 horsepower, this pump prevents fuel starvation during full throttle or boosted operation. Its robust design maintains stable pressure levels, which is crucial when running supercharged configurations. Consistent flow translates to reliable performance and prevents lean conditions that can damage internal components.
Enhanced Throttle Response and Fuel Efficiency with EFI
Upgrading to electronic fuel injection transforms the driving experience by precisely controlling fuel flow to match engine demands. The precision fuel sending unit delivers accurate tank level data to the gauge for dependable readings, removing guesswork during spirited driving. This system refines throttle response by instantly adjusting fuel delivery, which also leads to improved fuel economy in varying conditions. Drivers benefit from smoother acceleration and better mileage compared to traditional carbureted setups.
Vehicle Specific Fitment for Simplified Installation
This kit is engineered to integrate seamlessly with 1978 to 1987 Buick Regal and Grand National chassis using existing mounting points. All gaskets, straps, and hardware come included to minimize custom fabrication and reduce installation time. The filler neck and vent filter are designed for this body type, ensuring proper airflow and safe tank venting. As a complete solution, it helps enthusiasts complete upgrades with minimal downtime and mechanical complexity.
Count on precise fit and reliable flow throughout your build. For a smaller capacity fuel pump Kit at 255 LPH, check out our 1978-1987 Buick Regal 255 LPH pump Tank Kit.