By Caterpillar.
For your Cat® equipment.

Explore replacement engines specifically engineered with your Caterpillar fleet in mind.

Why buy a full engine overhaul when you can get a faster, easier, more affordable option: Cat® replacement engines.

Don’t downgrade. When it comes to your Cat equipment, get the very best.

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Is your Cat^® machine due for an engine replacement? Instead of choosing an expensive overhaul or off-brand alternative, go for the yellow standard: Cat replacement engines for your Cat equipment.

Caterpillar offers the broadest range of replacement engines in the industry, from complete engines to new and remanufactured options, with guaranteed like-new performance and the world-class support of the Cat dealer network.

It’s the quicker, more efficient and less costly solution for your Cat fleet. And your peace of mind.

Contact your dealer

Bring on the benefits.

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Ditch downtime.

At Caterpillar, we hustle to meet the needs of your busy schedule. With engine replacements ranging from new, remanufactured and new with core, we’ve got the agility to suit your operation and get you back in business, faster.

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Good-as-new engine performance.

Each Cat replacement engine is designed by the original manufacturer (us) for like-new performance. We ensure your replacement engine will meet or exceed your machinery’s original specifications, so you can face the jobsite with confidence.

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Cost-efficient.

Cat replacement engines give you like-new engine performance at a fraction of the cost of new machinery. Our high-powered, cutting-edge engine solutions also maximize the performance potential of other machine refurbishments to boost your all-around productivity and bottom line.

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Easier than overhauling.

Got extra time for disassembly, inspection, cleaning, ordering, reconditioning and reassembly? Didn’t think so. Cat replacement engines get you back to tip-top working condition in no time, especially compared to the slog of machine overhauls. Like-new performance is as easy as quick assembly and installation.

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Boost small engines.

While Cat replacement engines are always a sound option for your fleet, they work particularly well with small engines from 0.5 to 7.1 liters. Treat the little guys right (and skip the overhaul) with the boost from a Cat replacement engine.

Get it right, right now.

Refurbish your Cat equipment the right way, with the cost-saving, downtime-reducing and immediate off-the-shelf availability of Cat Long and Short Blocks.

Which Cat replacement engine is right for you?

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Engineered with brand-new factory parts that meet emissions standards, Cat replacement engines minimize downtime and reduce labor costs.

With complete, runnable replacement engine arrangements from caterpillar, you get:

Same as original performance
Lower repair and overhaul costs
Reduced downtime
Upgrade of critical design improvements
Dynamometer tested
Solid warranty protection
Installation-ready design
Quick turnarounds for maintaining productivity

Options and warranty

New engines only
Minimum standard warranty of 12 months

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By updating critical parts like ancillaries, Cat Long Blocks offer a more cost-effective approach to engine replacement that restores machinery to factory-standard performance.

Cat long blocks come assembled with the following components:*

Engine Block Group
Cylinder Head Group
Valve Train Mechanism Group
Valve Train Mechanism Cover
Front Housing Group
Crankshaft Group
Rod and Piston Assembly
Camshaft Group
Lifting Eye Group
Front Gear Group
Cover Group

Options and warranty

Available options include new, new with core and remanufactured engines
Minimum standard warranty of 12 months

*Consist can vary by engine model so consult Caterpillar for consist details and availability.

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Our most economical option, Cat Short Block engine replacements address any and every engine concern. Cat Short Block assembly specification includes cylinder block, crankshaft, pistons, connective rods and rear-end oil seal.

Options and warranty

Available options include new, new-for-old and remanufactured engines
Minimum standard warranty of 12 months

Caterpillar’s easy-to-use dealer locator tool helps you find the local Cat® dealer that’s nearest to you.

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Find a dealer near you.

With world-class expertise, technical support and operational tips, you can count on Cat dealers to keep you up and running. Use our dealer locator to find a dealer near you.

Contact your dealer

By Caterpillar.
For your Cat® equipment.

Don’t downgrade. When it comes to your Cat equipment, get the very best.