Mitsubishi 4M50 Engine Crankshaft Rear Oil Seal Special Installation Tool – for SY195C and Kato 820V Excavators

Short Title

Mitsubishi 4M50 Crankshaft Rear Oil Seal Installer – for SY195C / Kato 820V

Long Description

This tool is specifically designed for the Mitsubishi 4M50 diesel engine to accurately install the crankshaft rear oil seal, ensuring proper seating and preventing oil leaks. It is suitable for SY195C excavators, Kato 820V excavators, and other construction equipment powered by the Mitsubishi 4M50 engine.

Applicable Engine: Mitsubishi 4M50
Applicable Equipment: SY195C Excavator, Kato 820V Excavator, and other machinery equipped with the Mitsubishi 4M50 engine

Key Features:

• Custom-sized to precisely match 4M50 crankshaft end face and seal housing

• Even pressure application – no damage to seal lip or shaft surface

• One-person operation – fast and labor-saving

• Made of strong steel, durable and warp-resistant

Installation Steps (Brief):

1. Slide the new oil seal onto the tool’s locating shaft

2. Align the tool with the crankshaft end face, turn the handle to press the seal in smoothly

3. Confirm the seal is fully seated, then remove the tool

Note: Always use a brand‑new oil seal. Do not reuse old seals.

Specifications

Package Contents

• Installation tool body × 1

Why Choose Our Product

• This tool is dedicated custom‑molded for the Mitsubishi 4M50 engine, not a universal part – zero dimensional error ensures the seal seats correctly on the first try.

• Using the dedicated tool avoids hammering or prying, preventing seal deformation and shaft scoring, significantly reducing rework rates.

• Precise installation effectively extends the service life of the seal and the engine, cutting down secondary repair costs caused by oil leakage.

• Durable construction supports repeated use – one investment, long‑term benefit.