2005 Kawasaki KAF400 Mule 600 and Mule 610 4x4 Service Manual, Page 87Get this manual
ENGINE TOP END 4-5 Special Tools
Compression Gauge, 20 kgfcm: 57001-221 Valve Seat Cutter, 32 57001-1122 38.5:
Valve Seat Cutter, 45 57001-1115
Valve Seat Cutter Holder, 57001-1126