Sending Unit, Fuel Tank, 1965-66 Bon/Cat/GP, w/Return

1965–66 Pontiac Bonneville, Catalina & Grand Prix Fuel Tank Sending Unit (With Return Line)

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

This reproduction fuel-tank sending unit replaces the original sender for 1965–66 Pontiac Bonneville, Catalina & Grand Prix. Its fuel-level float mechanism reports tank level to the vehicle gauge while the 3/8-inch feed with separate return provide the fuel supply arrangement. Fuel-level sender for original two-line arrangement. 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.

• 1965–66 Pontiac Bonneville, Catalina & Grand Prix • Original with return line configuration • 3/8-inch feed with separate return • Fuel-level float and gauge-sender function • Sender resistance: 0–90 ohms • Selection depends on outlet count and line diameter