Lycoming ST-531 Conrod Bushing Press Out

$5,999
MakeLycoming
ModelST-531 Conrod Bushing Press Out
ConditionUsed
Location Arcadia, FL , US
Date ListedAug 2, 2026
ExpiresSep 1, 2026

Description

Lycoming ST-531 Conrod Bushing Press Out$5,999.

Specs

  • Make / Model: Lycoming ST-531 Conrod Bushing Press Out
  • Condition: Used
  • Location: Arcadia, FL

Summary

Conrod Bushing Press Out Verification Tool. NEW Genuine Lycoming ST-531 Factory Special Tool. The Lycoming ST-531 is one of the more difficult factory special tools to source outside the OEM distribution network.

Description

Please Note:

Although it's listed as remanufactured, this is a brand new genuine Lycoming OEM Item - please contact us with questions or requests on other genuine OEM tools

NEW Genuine Lycoming ST-531 Factory Special Tool

Conrod Bushing Press Out Verification Tool

Offered for sale is a genuine Lycoming Factory Special Tool ST-531, used during overhaul and inspection of Lycoming aircraft engines to verify proper connecting rod bushing press-out procedures.

This is an original Lycoming OEM precision tool in new, never-used condition, complete with its original factory boxand original preservation bag.

Unlike many surplus tools, this example has never been placed into service and is ready for immediate use.

TOOLS OR NON RETURNABLE

Market Comparison

The Lycoming ST-531 is one of the more difficult factory special tools to source outside the OEM distribution network.

Current replacement pricing from major aviation suppliers:

Aircraft Spruce: $8,924

Air Power Inc.: $8,775

eSHOP Aero: $9,638

Aviation Parts Inc.: Over $10,500

This listing represents an outstanding opportunity to acquire the exact same genuine Lycoming factory tool while saving thousands compared to current OEM pricing.

Features

✔ Genuine Lycoming OEM Factory Tool

✔ Part Number ST-531

✔ Conrod Bushing Press Out Verification Tool

✔ Original Lycoming Box Included

✔ Original Preservation Bag Included

✔ Precision Machined Steel Construction

✔ Never Used

✔ Excellent Cosmetic Condition

✔ Ready for Immediate Service

Applications

Designed for use during overhaul and maintenance of applicable Lycoming aircraft engines requiring connecting rod bushing press-out verification in accordance with Lycoming factory maintenance procedures.

Ideal for:

Aircraft Engine Overhaul Facilities

FAA Repair Stations

Professional Engine Builders

Aviation Maintenance Organizations

Aircraft Maintenance Shops

Condition

New – Never Used

This tool has never been placed into service.

Includes:

Genuine Lycoming ST-531 Tool

Original Lycoming Factory Box

Original Protective Preservation Bag

The box shows only light shelf/storage wear from long-term storage.

Please review all photographs carefully, as they are part of the description.

Why Buy This Tool?

Factory Lycoming special tools are seldom available on the open market—particularly in new, unused condition with original packaging.

Rather than paying current OEM pricing of $8,775–$10,500+, this is an opportunity to purchase the identical genuine Lycoming factory tool while realizing substantial savings.

Whether you operate an aircraft engine overhaul shop, FAA Repair Station, or maintain your own inventory of Lycoming specialty tooling, this ST-531 represents an excellent long-term investment.

Item Specifics

Brand: Lycoming

Manufacturer: Lycoming Engines

Part Number: ST-531

Description: Conrod Bushing Press Out Verification Tool

Type: OEM Factory Special Tool

Condition: New (Never Used)

Original Box: Yes

Original Packaging: Yes

Country of Manufacture: USA

Search Keywords

Lycoming ST531, ST-531, Lycoming Factory Tool, OEM Special Tool, Conrod Bushing Tool, Connecting Rod Bushing Verification Tool, Lycoming Engine Overhaul Tool, Aircraft Engine Tool, FAA Repair Station Tool, Aircraft Spruce Alternative, Aviation Maintenance Equipment, Lycoming Specialty Tool, Engine Shop Equipment.

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