Perkins® 4000 Series Engine Overhaul Kits

 One box. No guesswork. Maximum uptime.

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Perkins Engine Overhaul Solutions 4000 series
Perkins Engine Overhaul Solutions 4000 series

Keep your Perkins 4000 Series engine performing like new. Generator set owners worldwide use Perkins ® 4000 Series engines for reliable prime and standby power. Now, Perkins overhaul kits help you get even better return on your investment by maximising the working life of your engine.

 

Restore like new performance

Return your 4000 Series engine to original specs, better compression, power, and fuel efficiency, with an overhaul instead of costly replacement

Simplified and cost effective        

All required parts in one kit with one part number. Saves time, reduces complexity, and cuts costs by only buying what you need in a single box

Genuine Perkins quality

Every kit contains Perkins genuine parts engingeered for perfect fit and durability, backed by a 12 month warranty for peace of mind

CLICK HERE TO BUY GENUINE PARTS


Tailored overhaul kits for your Perkins® 4000 Series engine 

Modular kits that fit your operation

Whether you're managing a fleet of rental machines or servicing industrial generator sets, the new cost-effective modular kits give you the flexibility to overhaul only what's needed.
No wasted parts, no unnecessary expense.
Each kit includes all required genuine Perkins components under a single part number, simplifying inventory and maintenance planning. Compatible across the full 4000 Series range (4008, 4012, 4016*), these kits reduce complexity for workshops, reconditioners, and OEMs alike.
*Compatible with all 4000 Series Diesel Engines pre-2022

Modular kits that fit your operation
Modular kits that fit your operation

Faster maintenance, less downtime

For busy workshops and fleet managers, time is everything. With one part number covering all the right components, top gaskets, seals, and hardware, ordering is quick and accurate. No more chasing individual parts.

It's a faster and easier way to keep machines in service and reduce costly downtime. Overhaul kits keep your engines performing like new today.

Order your kit today
Faster maintenance, less downtime
Faster maintenance, less downtime

Overhaul on your schedule

Construction and rental fleets operate under pressure. Plan your overhaul to match your engine's lifecycle:
- Top end refresh at 7,500 hours
- Full cylinder or valvetrain overhaul at 15,000 hours
- Re-ring or major overhaul approaching 30,000 hours
This proactive approach helps avoid breakdowns and loweres total cost of ownership

Talk to a Perkins expert
Overhaul on your schedule
Overhaul on your schedule

Genuine parts you can trust

For OEMs and service teams, quality matters.
Each kit contains Perkins genuine parts built to the latest specifications and engineering to work seamlessly in your 4000 Series engine. Avoid the risk of non-genuine components; choose parts that protect performance, durability, and long-term reliability.

Learn why genuine parts matter
Genuine parts you can trust
Genuine parts you can trust

Restore performance, extend engine life

Reconditioners and fleet operators know the value of a second life. Perkins overhaul kits restore lost horsepower, improve fuel efficiency, and extend engine serice life by thousands of hours.
Scheduled overhauls prevent unexpected failures and eliminate the need for costly replacements.

Restore performance, extend engine life
Restore performance, extend engine life

Back by warranty, supported by experts

Every kit comes with a 12 month-month Perkins warranty on parts. When installed by an authorised Perkins distributor, your overhaul is supported by our global network; giving you peace of mind and expert service wherever you operate. With over 90 years of experience, we're here to help you choose the right kit and get the job done right.

Contact your local distributor
Back by warranty, supported by experts
Back by warranty, supported by experts

Our Aftermarket Services 


 

Operations and Maintenance Manuals

Each Perkins engine has its own Operation and Maintenance Manual (OMM) which provides all the information you need to keep your engine running.

Find an Operations and Maintenance Manual
Operations and Maintenance Manuals
Operations and Maintenance Manuals

 

Can't find what you're looking for? We provide support for your engine's entire lifecycle
 

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Expertise you can rely on

Experience

22 million
of

Global network

171 countries
of

Local Support

71
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Engines options

38,000
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Frequently Asked Questions

Now that you’ve found a local distributor, you’re one step closer to getting the engine parts and services you need from Perkins. Use the contact details provided to reach out and discuss your specific requirements. Our distributors can help you find replacement parts, arrange maintenance, offer technical support–and even source replacement engines.

They are on hand to guide you through the process to ensure you get the right solution for your Perkins engine. Our global network of distributors are available to help you keep your engines running smoothly, so don’t hesitate to ask any questions you might have.

If you can’t find a distributor near you, it’s possible that your search results are only showing regional distributor hubs rather than all localised hubs. We recommend reaching out to your nearest regional hub, who will be able to connect you with a local distributor in your area.

Our regional distributor hubs are strategically located to efficiently serve broad areas. Contact your closest regional hub, and they’ll be able to find a local distributor or support you directly. Don’t hesitate to get in touch with one of our hubs, they are available to assist you with your engine needs.

Find a distributor in your area here. Enter location information, such as country, city, or postal code and press ‘Search’ to bring up a list of results of local distributors. If you can’t see any results in your area, try widening your search. For example, if you searched for your city, try searching for your county or state to see more results.

If you’re still unable to find a distributor in your area, complete our contact form to connect with one of our experts who can help arrange local support.

Connect with us

Please fill out the form below and your local distributor will be in touch soon to arrange for a quote or a personal consultation.
 

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Find a distributor in your area

Your regional Perkins distributor can provide local, on-the-ground support for your engine needs. Use our locator tool to find a distributor near you.

Find your local distributor
Distributor locator
Distributor locator