The CTA Manufacturing Engine Barring Tool for Paccar, No. 1210, is designed for turning the flywheel crank on Paccar engines. The tool services 2011 to 2016 Kenworth and Peterbilt T880 models with Paccar MX, MX PMCI-2, MX-13 PCI, and MX-13. It's engineered for barring over the engine for clutch alignments. Use with a 1/2” drive. The tool measures 81mm in length, 32.8mm in width, and 32.8mm in height, and has a teeth count of nine.