Sleeve Puller / Installer Sets: These sets work on a wide array of truck, bus, and tractor engines, as well as those in other vehicles. They'll handle wet and dry sleeves - and you won't need to remove head studs. Save time, effort, and money. - Choice of two sets: manual or 17-1/2 ton hydraulic powered. - Wide range of adapter plates available to fit most engines. Manual Sleeve Puller Set: This manually operated, screw-powered device removes cylinder sleeves from most truck, bus, and tractor engines. Adapter plates (not included in the set) accommodate a wide range of bore sizes. The puller enables one technician to handle sleeve-pulling tasks. Not recommended for MACK engines (use OTC-1202)