Spectra Premium Squarebody 1987 + Sending unit for LS and EFI

By A Mystery Man Writer

Spectra Sending units FG05M and FG05N for use on EFI and LS Swaps for squarebody pickups These sending units allow you to install a high pressure EFI fuel pump into your squarebody tanks. It is recommended you also upgrade to an 87+ tank When completing a squarebody LS swap these senders allow you to install an EFI rea
Spectra Sending units FG05M and FG05N for use on EFI and LS Swaps for squarebody pickups These sending units allow you to install a high pressure EFI fuel pump into your squarebody tanks. It is recommended you also upgrade to an 87+ tank When completing a squarebody LS swap these senders allow you to install an EFI ready pump into your fuel tank. Choose FG05M for drivers side and FG05N for passenger side. These senders work well with our in tank fuel pumps for GM sending units. Spectra 190LPH (STOCK SWAP up to 450HP) Found HERE Walbro 255 pump (Up to 600 HP) found HERE Aeromotive 340 Lph pump found (Up to 850HP) HERE. The adapter fittings can be found HERE (3/8 and 5/16 hard line tube adapters to AN male).