
This is a A-5B357 Heater, Engine Block Frost Plug w/ 1/2" NPT PN: 5B357Main Description As Following : A-5B357 Heater, Engine Block Frost Plug w/ 1/2" NPT P.N: 5B357 400 Watt Found in Section & Models : Accessories > Coolant Tank Heaters, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Element Length: 1.75" Volt: 120 Wattage: 400