Replacement aluminum engine anode for all brands.
Replaces E-1J, E-1JZ.
Length: 5/8" (15.9mm)
Diameter: 1/2" (12.7mm)
Thread: 3/8-16 UNC
Use with 3/8 NPT Plug (not included).
Aluminum anodes perform better than zinc in heat exchanger applications.
Anode features "Securecore®" central steel core which prevents a wasted end from falling off and blocking waterways.