Mercruiser Alpha One Shift Shaft Bushing Tool 91-31107T 91-23033T 90140 18-9817

Shift Shaft Bushing Tool for Mercruiser

This shift shaft bushing tool is a specialized installer and remover for Mercruiser Alpha One sterndrive units, compatible with OEM cross-reference numbers 91-31107T, 91-23033T, 90140, and 18-9817.

Overview

This shift shaft bushing tool is designed to safely extract and install the shift shaft bushing on Mercruiser Alpha One drives. It ensures proper alignment and prevents damage during gearcase service. This shift shaft bushing tool is a must-have for marine mechanics and DIY boaters servicing Alpha One outdrives.

Built For Performance

• Precision-machined steel construction for durability
• Ergonomic handle provides comfortable grip
• Compatible with both removal and installation processes
• Designed to fit OEM dimensions exactly
• Rust-resistant finish for marine environments
• Cross-referenced to multiple OEM part numbers

Fits These Machines

• for Mercruiser Alpha One

On-The-Job Use

• Used during gearcase rebuilds
• Ideal for replacing worn shift shaft bushings
• Commonly used in boat repair shops
• Helps prevent misalignment when installing new bushing
• Essential for routine maintenance of sterndrive units

Specs At A Glance

Good To Know

Q: What is the purpose of this shift shaft bushing tool? A: It is used to remove and install the shift shaft bushing without damaging the gearcase.

Q: Can I use this tool with a hydraulic press? A: The tool is designed for manual operation, but a press may be used for stubborn bushings.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.