Engineered Marine Products 91-91005 Gimbal Bearing Grease Seal Install Tool

The Engineered Marine Products 91-91005 is a dedicated grease seal installation tool designed for proper seating of the gimbal bearing grease seal in MerCruiser and OMC sterndrive systems. This precision tool ensures the grease seal is driven in straight and seated evenly, preventing misalignment that can lead to premature seal failure or water intrusion.

Key Features:

• Designed to drive the gimbal bearing grease seal in straight for correct, leak-free installation
• Used in conjunction with the Outdrive Coupler Engine Alignment Tool for proper seal seating
• Compatible with MerCruiser sterndrive systems including Pre-Alpha (R), Alpha One (MR), Generation 2, and all Bravo models from 1966 to present
• Also compatible with OMC Cobra sterndrive systems
• Purpose-built specialty tool for professional technicians and experienced DIY marine mechanics

Part number 91-91005 is a widely recognized tool in the marine sterndrive service industry. Proper use of this installer eliminates the risk of cocking or damaging the grease seal during installation, which is critical for maintaining the integrity of the gimbal bearing assembly and protecting the sterndrive from water contamination.