EFI Fuel Tank Kit for 1973-1987 Chevy C10/C15 and GMC K10/K15 LS Swaps
When tackling an LS engine swap on a 1973 through 1987 Chevrolet C10 or C15 and GMC K10 or K15 with a six foot bed the 1973 through 1987 GM Truck EFI Fuel Tank Kit with 255 LPH pump for six foot bed installs under the frame without cutting floor steel. This kit includes an in tank fuel module with sending unit vent filter precision gaskets hardware straps and a filler neck while the 255 LPH Walbro pump supports up to 550 horsepower. Factory frame mount points align to preserve driveshaft angle and accommodate 4L60E or 4L80E transmissions without modifying the tunnel giving a clean fitment with all parts made in the USA.
Engineered Fitment for Classic Chevrolet and GMC Trucks
The 1973-1987 GM truck fuel tank kit is designed specifically for models equipped with a six foot bed. It supports LS engine conversions without major modifications by matching factory mounting points. In combination with MuscleRods mounts the tank and engine maintain ideal placement and correct drivetrain angles. This approach avoids cutting or welding on the chassis while ensuring a precise and secure install.
Robust Fuel Delivery System
This kit integrates a 255 LPH Walbro in-tank pump calibrated to handle up to 550 horsepower. The direct fit design reduces install time and eliminates the need for external mounting hardware. By upgrading to electronic fuel injection the system delivers consistent flow and pressure to support aggressive throttle response and smooth power delivery. Each component is precision tested for reliability.
Seamless Transmission Compatibility
Full compatibility with 4L60E and 4L80E transmissions allows installation without modifications to the transmission tunnel. This means the factory floor-pan remains unchanged and the build retains its original structure. The connection between the fuel tank and driveline components is validated with MuscleRods mounting solutions to secure proper alignment and prevent stress on the drivetrain under load.
Domestic Manufacture and Quality Assurance
All kit elements are proudly manufactured in the USA using corrosion resistant materials and tight tolerance machining. Every fuel tank is pressure tested and checked for weld integrity before assembly. The result is a durable fuel storage solution that stands up to daily use or performance applications. Parts availability and comprehensive support ensure confidence in every installation.
For a larger capacity fuel pump Kit at 400 LPH, consider our 1973-1987 GM Truck EFI Fuel Tank Kit - 400 LPH Pump - 6' bed.