1、Part Number: The outboard rectifier replacement part number is 883071A1, 883071A, 883071T, 815279‑4, 817411‑1 for reference to assist you easily find exactly what you need. 2、Applicable Model: Heavy duty outboard regulator rectifier is especially designed replacement for Mariner Sport Jet Engine 90 90HP 1993‑1996 with exact fitness to meet your demands. 3、Function: Convert AC into DC, and supply power to the load or inverter after filtering; provide charging voltage to the battery as a charger. Protect the battery and the whole vehicle circuit system, reduce the load and prolong the whole vehicle service life. 4、High Performance: Makes spark plugs burn more fully, with less stator load and more engine power, saving you money and improving fuel economy, battery life and cold start capability. 5、Good Replacement: Replace and refurbish the original old and damaged rectifier, plug and play, easy to install, improve the ignition start and restore it to a new one, with stable performance and long term durability.