Wildcat TR521 trommel available with Tier 4i engine
April 08, 2013. The Wildcat TR521 trommel screen is now available with a Tier 4i engine and additional features designed to process mulch and compost, and for pre-screening green waste material with high moisture content. An 82.1-kW (110-horsepower) Tier 4i/Stage IIIB Cummins engine increases the power delivered to the TR521 by 10 percent ...