Caterpillar 303.5C CR Engine

At Diesel Engines Canada, we specialize in providing top-notch engine rebuilding services for the Caterpillar 303.5C CR Mini Excavator, which is equipped with the reliable Mitsubishi S3Q2 engine. Our commitment to quality and precision ensures that your engine will perform at its best, allowing your machinery to operate efficiently in agricultural and construction applications. Whether you are facing engine issues or simply looking to enhance performance, our expert team is here to help.

Our engine rebuilding process is designed to exceed the standard rebuild practices typically found in local garages. We utilize ISO 9001:2015 approved parts that adhere to the strict tolerances set by OEM specifications. This meticulous approach guarantees that your remanufactured Mitsubishi S3Q2 engine will deliver dependable power and longevity, ensuring that your Caterpillar mini excavator remains a reliable workhorse on the job site.

Located in Concord, Ontario, our state-of-the-art engine machine shop is fully equipped with advanced machinery and tools necessary for comprehensive engine remanufacturing. By keeping all machining processes in-house, we minimize waiting times and maintain strict quality control throughout the entire rebuilding process. Our skilled technicians are trained to handle every aspect of engine remanufacturing, from disassembly to final testing, ensuring that no detail is overlooked.

In addition to our rebuilding services, we also offer a selection of brand new surplus engines for those situations where a rebuild may not be feasible. If your Mitsubishi S3Q2 engine is beyond repair, we can seamlessly transfer the exterior components from your old engine to a new one, ensuring compatibility and compliance with emissions standards. This allows for a smooth installation process, getting your equipment back to work with minimal downtime.

With over three decades of experience in the engine remanufacturing industry, Diesel Engines Canada is your trusted partner for all your engine needs. Our knowledgeable team is ready to assist you in selecting the best option for your Caterpillar 303.5C CR engine. We understand the importance of keeping your machinery operational, and we are dedicated to providing you with the highest level of service and support.

If you are interested in our engine rebuilding services or would like to inquire about the availability of our brand new surplus engines, please do not hesitate to reach out to us via phone or email. Our team is here to answer your questions and guide you through the process, ensuring that you receive the best solution for your engine needs.

Detailed Engine Remanufacturing Procedure

Our comprehensive engine remanufacturing process involves several meticulous steps to ensure the highest quality results. We do not take shortcuts; every component is carefully inspected and rebuilt to meet or exceed manufacturer specifications. Here’s a brief overview of our detailed procedure:

• Disassembly of the engine
• Manual scrubbing of heavy debris
• Engine degreasing
• Hot alkaline spray jet cleaning
• Pneumatic wire brushing
• Ultrasonic cleaning
• Removal of broken studs
• Measuring all components to manufacturer specifications
• Machining of cylinder bore to accept new pistons
• Checking for warpage with a straight edge
• Milling cylinder head surface
• Cutting valve seats
• Gnurling valve guides
• Machining valve surfaces or replacement
• Testing valve spring resistance
• Magnaflux cylinder heads for crack detection
• Adjusting valve clearance
• Assembling the cylinder head
• Machining crankshaft to accept new bearings
• Assembling the engine with all new components
• Spin testing the engine
• Taping all ports and packaging the engine in a corrosion-inhibiting bag

Trust Diesel Engines Canada for your Caterpillar 303.5C CR engine rebuilding needs. Contact us today to learn more about our services and how we can help you keep your equipment running smoothly.