Features: 1.Made of high quality zinc alloy, resistant to oxidation, corrosion and seawater environment. It's also durable in saline environments. 2.Anode block, relacement for Johnson Evinrude outboard engine 60 to 300 HP, replacement for OMC Stringer/Cobra 1982?1993. 3.Manufactured to meet standard specification, OEM is 393023, 435745, 436745, strictly follow factory quality control. 4.Anode block for gearcase or lower unit, replaces both the threaded and non threaded anode applications. 5.Direct replacement for the old or damaged anode block, offers better performance. Specification: Item Type: Anode Block_x000D_ Material: Zinc alloy_x000D_ OEM: 393023, 435745, 436745_x000D_ Equipment: Upgrade, replace, repair, refurbishment, etc._x000D_ Fitment:_x000D_ Replacement for Johnson Evinrude outboard engine 60 to 300 HP_x000D_ Replacement for OMC Stringer/Cobra 1982-1993 Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!