Sending Unit, Fuel, 1977 Catalina/Bonneville, 1978/80-81 Bonneville, 2 Outlets

1977 Pontiac Catalina & Bonneville / 1978, 1980–81 Bonneville Fuel Tank Sending Unit (Two Outlets)

Reproduction fuel sender with original-style tank mounting and fuel-line connections.

This reproduction fuel-tank sending unit replaces the original sender for 1977 Pontiac Catalina & Bonneville / 1978, 1980–81 Bonneville. Its fuel-level float mechanism reports tank level to the vehicle gauge while the two fuel outlets provide the fuel supply arrangement. Sender outlet configuration required. Verify the sending-unit resistance and fuel-line diameter against the vehicle’s original equipment before ordering, because different years and return-line systems can require different senders.

• 1977 Pontiac Catalina & Bonneville / 1978, 1980–81 Bonneville • Original two outlets configuration • Two fuel outlets • Fuel-level float and gauge-sender function • Confirm gauge resistance for vehicle • Selection depends on outlet count and line diameter