lx188John Deere LX188 Engine Repair Specifications Cylinder Block Cylinder compression ..... 12.0 kgcm2 (170 psi) Cylinder Bore Standard I.D ..... 66.98-67.00 mm (2.637-2.638 in.) Cylinder Bore Maximum I.D ..... 67.06 mm (2.640Service Schedule Parts for a John Deere LX188 Lawn Tractor & Parts List. While your John Deere machine is certainly built with quality parts, they have a limited life. Good news is you can easily service your machine yourself using a John