Mercury Prop Shaft Carrier Tool, Replacement for OEM 91-93843T1

Product Overview

The Mercury Prop Shaft Carrier Tool (AMT0080) is a direct aftermarket replacement for OEM part number 91-93843T1, also cross-referenced as 91-93843 and 91-93843-1. This lower unit service tool engages the propeller shaft bearing carrier on select Mercury and Mariner outboards, allowing technicians and DIY boaters to break loose, unscrew, or extract a bearing carrier from the lower unit housing without damaging the housing or internal components.

Key Features

• Direct replacement for OEM 91-93843T1 (supersedes 91-93843 and 91-93843-1)
• Steel construction for high-torque lower unit service
• Seats into carrier slots to prevent slipping under load
• Backed by a lifetime warranty

Technical Specifications

• SKU: AMT0080
• Material: Steel
• Weight: 2.75 lbs
• Replaces OEM: 91-93843T1, 91-93843, 91-93843-1
  

Compatibility

For select Mercury and Mariner outboards. Verify your serial number prefix in the official Mercury service manual before purchase.

• 4-stroke models: Select 8hp, 9.9hp, 13.5hp, and 15hp Mercury/Mariner outboards
• 2-stroke models: Select 15hp, 18hp, 20hp, and 25hp Mercury/Mariner outboards

Note: Gearcase designs vary by serial number range. Always reference your Mercury service manual to confirm fitment for your exact engine.

What's Included

• 1x Mercury Prop Shaft Carrier Tool (AMT0080)

Use With

A torque wrench is required for reinstallation to meet manufacturer-specified bearing carrier torque. Works alongside other Marine Tech Tools lower unit service equipment.