The 651 Caterpillar scraper replaces the Cat 651E self-propelled scraper, which has not been offered for 15 years. The single-engine Caterpillar scraper has a heaped capacity of 44 cubic yards and ...

The new Cat 621H, 623H and 627H wheel tractor-scrapers feature a more powerful engine in the tractor, and a more powerful engine in the scraper of the 627H. The Cat C13 engine in the tractor produces ...

The single engine Cat 651 Wheel Tractor Scraper (WTS) reenters the market with upgrades to the powertrain, controls, hydraulics and structure, designed to deliver enhanced levels of productivity.

Caterpillar has introduced the new Cat 657 Wheel Tractor-Scraper (WTS), which features a twin-power design to boost cycle times and elevate productivity and operating efficiency to deliver low-cost ...

Caterpillar has marked a milestone with the production of the company’s 75,000 th wheeled tractor scraper. The historic machine, an open-bowl, twin-engine 627K rolled off the production line at Cat’s ...

A worn crank pulley can bring a massive CAT scraper engine to a halt. How do you repair and restore this critical component to keep the machine running strong?

A technician walks through the careful process of repairing the crank pulley on a CAT scraper engine, showing the steps, tools, and checks involved in the fix. What part of engine repair interests you ...