This water / coolant fitting connector is located on the side of the engine block by the dipstick. This is part of your heater hose system and normally has a lot of rust and should be replaced when installing new coolant components.
Genuine Nissan Part. Made in Japan
This part fits1970-73 Datsun 240Z and 1974 Datsun 260Z models.
lower radiator/heater hose inlet pipe. Gasket included
Lower radiator/heater hose inlet pipe with gasket for 240z and 260z.
Fits all L16, L18 and L20B
Datsun Nissan Z 240Z 280Z ZX Polished Water Pump