ACMOC Membership Benefits

  • FREE quarterly magazine filled with content about antique Caterpillar machines
  • FREE classified listings
  • ACMOC store discounts and specials
  • Full Bulletin Board Access
    • Marketplace (For Sale/Wanted)
    • Technical Library
    • Post attachments

$40 /year ELECTRONIC

$55 /year USA

$67 /year International

Antique Caterpillar Machinery Owners Club 27.4k topics

Bulletin Board


This area is for special announcements by ACMOC Administrators. Users cannot reply or post new messages in this area.


ACMOC is a 501 (c) 3 Not-For-Profit organization.
This section offers information to ACMOC members, guests and non-registered users to help with common questions when making donations to the club.
Re: track guages
by ironman3406
5 months 6 days ago

CHAPTER NEWS 210 topics

This area is for local ACMOC chapters to post notices and updates for chapter-related events and meetings.
Re: Cat hauler with picture
by songshun
2 months 23 hours ago

DISCUSSION 22.2k topics

Antique Caterpillar machinery discussion.
A forum where scale models and other Caterpillar memorabilia can be showcased and discussed
Re: Die cast customizers
by B4D2
1 day 16 hours ago

FOR SALE/WANTED 4944 topics

This forum is dedicated to postings of items FOR SALE or items WANTED and related replies. Please do not use this forum for general discussion.
Re: Brass Fuel Pump FS
by Oil Slick
4 hours 27 minutes ago


View and link to other hobby related websites. By clicking on any of the listed links, you will navigate away from the ACMOC website. Linked websites are evaluated for content by our moderators but are not constantly monitored for offensive threads as they appear. If any of these links contain inappropriate material, please alert one of the ACMOC moderators for removal from this list.


A repository for regularly requested technical advice, posted service bulletins and other resources.


Salvaging Scraper Ejector Spri ...
by josh
6 years 2 weeks ago


Introduction 1 topic

A description of how information is sourced, stored and retrieved in the Technical Library
A guide to aid in the process of assessing and acquiring a machine
The process of checking, recovering and reactivating equipment that has been idle or in storage for extended periods of time.
by B4D2
4 years 9 months ago

Maintenance No topics

Items and procedures required in maintaining equipment.
No topics
Light duty service requirements and descriptions of how various systems work.
Zenith TU-4C (D2, D4, D6)
by Old Magnet
4 years 10 months ago

Restoration No topics

Materials and techniques involved in the restoration process.
No topics

Attachments 1 topic

Covers maintenance and repair of various attachments.
Stationary Operation of PTO's
by Old Magnet
4 years 10 months ago
A section dedicated to major overhaul and repair.
No topics

Sources 14 topics

A list of sources and links to suppliers of material, parts, tools, services and equipment. (Listed Alphabetically)
Listed Alphabetically. Trouble shooting items and systems using a format of: CONDITIONS-SYMPTOMS-SEQUENCE-REACTIONS-RESULTS-CONCLUSIONS

Use the same generic information followed by specific model s/n applications pattern
No topics
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