Cat 3500 and 3600 engines can be rebuilt for a second life at a fraction of the cost of an engine replacement, protecting your investment. Rebuild specifications meet all Caterpillar standards, providing the quality you expect. Our Trained service professionals perform these rebuilds, using only Cat parts. The latest required updates and optional performance enhancement upgrades could result in improved fuel consumption, reduced emissions, matching SOLAS requirements, and reduced owning and operating costs.