Replacement Solenoid for Mercury/Mariner Outboard and Mercruiser Inboard/Outboard Replaces Mercury # 89-96158 Isolated Base Seirra 18-5817 Mercury 89-846070 Mercury 89-94318 Mercury 89-96158 Mallory 9-15112 ARCO SW058Arco# SW058OE# 89-96158T Sierra# 18-5817