MAX Performance. MAX Value. MAX Support. Chipper Shredder The efficient self-feeding system easily turns branches and other yard debris into mulch, compost or wood chips, without extra prep or pruning. FEATURES & BENEFITS SPECIFICATIONS Model Number YW7565 Engine Briggs & Stratton • Spacious, self-feeding chute designed to handle longer branches with ease. Displacement 208cc Torque (ft-lbs, gross) 9.50 • Briggs & Stratton engine provides 9.