1989 Chevrolet R3500 Fuel Pump Hanger Assembly One Piece Straight Up Drop In Replacement Switch Out Your Old Unit with this solid Hauler Friendly Fuel Module setup for zero Drama Repairs
Regular price
$125.89
One Piece Fuel Pump Hanger For Chevy R3500
✔️ P77222S complete fuel pump hanger assembly for pickup trucks
✅ Package includes: one complete pump module
✅ Exact fit: 1989 Chevrolet R3500
✅ Cross references: Airtex E3631S, Onix EC631S, Spectra SP05M1H, Delphi HP10255
✅ Built by: General Motors
✔️ P77222S complete fuel pump hanger assembly for pickup trucks
This single fuel pump module swaps straight into your tank. You get a ready made unit that restores steady pressure for long hauls. Mount it where old parts wear out and keep diesel flowing.
✅ OEM part number: P77222S✅ Package includes: one complete pump module
✅ Exact fit: 1989 Chevrolet R3500
✅ Cross references: Airtex E3631S, Onix EC631S, Spectra SP05M1H, Delphi HP10255
✅ Built by: General Motors
💡 How do you calculate the correct amp draw for a high torque fuel pump?
Match the amperage rating directly to your alternator output.
- Test idle current against starter wire capacity.
- Verify relay contact gaps prevent heat buildup.
- Select handy units that pass load tests under full strain.