New Mercury & Mariner Outboard Crankshaft Seal Kits

Discover our wide selection of crankshaft seal kits for Mercury and Mariner outboard engines. Whether you need a seal kit for 3-cylinder, 4-cylinder, or V6 models, we offer precise, durable solutions from trusted marine brands like Red Rhino and EMP. These kits provide a reliable seal to prevent leaks and maintain engine performance. Browse by engine configuration and model year to find the perfect fit, and enjoy fast shipping and expert support for outboard parts.