All of our Caterpillar Rebuild Kits, CAT Overhaul Kits and CAT parts are engineered to strict OEM level specifications, including metallurgy, tolerances, dimensions, and more!

Click on one of our Caterpillar series categories for Rebuild Kits, Overhaul kits and Parts above or simply give one of our

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Caterpillar is a top producer of many vehicles and machinery including their diesel engine and its parts. At Heavy Duty Kits, we’re proud to help engineers and their companies across the United States source and purchase high-quality parts and accersories for Caterpillar equipment & diesel engines. In buying Caterpillar equipment, you may need help to make sure you find the right Caterpillar part for your needs. Please give us a call us to learn more about replacing your Caterpillar truck engine or rebuilding your own with one of our rebuild kits, overhaul kits or platinum kits.

Caterpillar has a vast range of Engines serving different sectors like Agricultural, Power Generation, Mining, Marine & Industrial applications. Here at H.D. Kits we are serving all the sectors and assisting them in the process of their caterpillar engine overhauls and rebuilds by providing them high quality after-market Caterpillar parts at a great rate and minimal shipping times. You will find Caterpillar engine parts and Caterpillar rebuild kits for all CAT series engines like CAT 3000 series, CAT 3100 Series, CAT 3200 Series, CAT 3300 Series, CAT 3400 Series, CAT 3500 Series, CAT C Series Engines and even the hard to find, heavy duty, big bore CAT D Series.

OE Caterpillar In-Frame & Out-of-frame Engine Rebuild Kits

Did you know we are also OE Caterpillar rebuild kits and parts dealer? We are available to assist and help you with your caterpillar engine overhaul process by providing Original Caterpillar In-Frame Rebuild Kits and parts. Caterpillar Diesel Engine Rebuild kits come with different quality options from cost saving effective engine overhaul kits to precious metal overhaul and engine rebuild kits. One can choose between Silver, Bronze, Platinum and Titanium kits.

H.D. Kits offers 2 years Warranty, Free Shipment and Price Match Guarantee on CAT Rebuild kits and of all diesel engine Series.

Quality Diesel Engine Caterpillar Rebuild Kits and Overhaul Kits by H.D. Kits


Price Match Guarantee Save upto 30%

Renown Diesel Engine Caterpillar Rebuild Kits Seller

Best Caterpillar Engine Parts Dealer

Best Online Diesel Engine, CAT Overhaul Kits Dealer

Quality CAT OEM parts & for All diesel Engines

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