Fuel, cooler and steering lines for an LS in a 1973-1987 C10 or C15, or a 2WD Blazer, Jimmy or Suburban. Match the fuel kit to the pump in your square body EFI tank, pick the cooler kit for your automatic, and run the braided steering hose from the LS pump to the box.
EFI tanks for 6 foot beds, 8 foot beds and the Blazer or Suburban are on the 1973-1987 2WD GM truck LS page. The 1973-1987 2WD GM truck LS install guide covers crossmember placement by transmission.
Notes from the 1973-1987 2WD GM truck LS install guide. Kit contents and tank pump sizes come from BRP product names and descriptions.
The 6601-00 kit. It suits the 255 LPH tanks for 6 foot and 8 foot beds and the 255 LPH Blazer and Suburban tank.
Use 6605-00. Its adjustable regulator is meant for the 400 LPH pump used on supercharged or high horsepower trucks.
The 4L80E kit, which also covers the 4L85E. It runs from the transmission to the radiator.
Not right now. Both active fuel kits are for returnless rails, and the return style kit they mention is not offered.
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