24 CHAPTER ONE Number of Horsepower Transmission ratio Model cylinders ~ Displacement /rpm Transmission (forward gear) Table 1 YANMAR MODELS 1GM 1 293 cc (17.9 cu. in.) 6.5 hp/3400 rpm KM2A 2.21, 2.62 or 3.22 1GM10 1 318 cc (19.4 cu. in.) 8 hp/3400 rpm KM2Cor KM2P 2.21, 2.62 or 3.22 2GM 2 586 cc (35.7 cu. in.) 13 hp/3400 rpm KM2A 2.21, 2.62 or 3.22 2GMF 2 586 cc (35.7 cu. in.) 13 hp/3400 rpm KM2A 2.21, 2.62 or 3.22 2GM20 2 636 cc (38.8 cu. in.) 16 hp/3400 rpm KM2C or KM2P 2.21, 2.62 or 3.22 2GM20F 2 636 cc (38.8 cu. in.) 16 hp/3400 rpm KM2Cor KM2P 2.21, 2.62 or 3.22 3GM 3 879 cc (53.6 cu. in.) 20 hp/3400 rpm KBW10D 2.14, 2.63 or 2.83 3GMF 3 879 cc (53.6 cu.
ln.) 20 hp/3400 rpm KBW10D 2.14, 2.63 or 2.83 3GMD 3 879 cc (53.6 cu. in.) 20 hp/3400 rpm KM3A 2.36, 2.61 or 3.20 3GM30 3 954 cc (58.2 cu. in.) 24 hp/3400 rpm KM3Aor KM3P 2.36, 2.61 or 3.20 3GM30F 3 954 cc (58.2 cu. ln.) 24 hp/3400 rpm KM3Aor KM3P 2.36, 2.61 or 3.20 3HM 3 1126 cc (68.7 cu. in.) 27 hp/3200 rpm KBW10E 2.14 or 2.83 3HMF 3 1126 cc (68.7 cu. in.) 27 hp/3200 rpm KBW10E 2.14 or 2.83 3HM35 3 1282 cc (78.2 cu. in.) 30 hp/3200 rpm KBW10E 2.14 or 2.83 3HM35F 3 1282 cc (78.2 cu. In.) 30 hp/3200 rpm KBW10E 2.14 or 2.83 Table 2 DECIMAL AND METRIC EQUIVALENTS Decimal Metric Fractions in. mm Decimal Metric Fractions in.
mm 1/64 0.015625 0.39688 1/32 0.03125 0:~9375 3/64 0.046875 1.19062 1/16 0.0625 1.58750 5/64 0.078125 1.98437 3/32 0.09375 2.38125 7/64 0.109375 2.77812 1/8 0.125 3.1750 9/64 0.140625 3.57187 5/32 0.15625 3.96875 11/64 0.171875 4.36562 3/16 0.1875 4.76250 13/64 0.203125 5.15937 7/32 0.21875 5.55625 15/64 0.234375 5.95312 1/4 0.250 6.35000 17/64 0.265625 6.74687 9/32 0.28125 7.14375 19/64 0.296875 7.54062 5/16 0.3125 7.93750 21/64 0.328125 8.33437 11/32 0.34375 8.73125 23/64 0.359375 9.12812 3/8 0.375 9.52500 25/64 0.390625 9.92187 13/32 0.40625 10.31875 27/64 0.421875 10.71562 7/16 0.4375 11.11250 29/64 0.453125 11.50937 15/32 0.46875 11.90625 31/64 0.484375 12.30312 1/2 0.500 12.70000 33/64 0.515625 13.09687 17/32 0.53125 13.49375 35/64 0.546875 13.89062 9/16 0.5625 14.28750 37/64 0.578125 14.68437 19/32 0.59375 15.08125 39/64 0.609375 15.47812 5/8 0.625 15.87500 41/64 0.640625 16.27187 21/32 0.65625 16.66875 43/64 0.671875 17.06562 11/16 0.6875 17.46250 45/64 0.703125 17.85937 23/32 0.71875 18.25625 47/64 0.734375 18.65312 3/4 0.750 19.05000 49/64 0.765625 19.44687 25/32 0.78125 19.84375 51/64 0.796875 20.24062 13/16 0.8125 20.63750 53/64 0.828125 21.03437 27/32 0.84375 21.43125 55/64 0.859375 22.82812 7/8 0.875 22.22500 57/64 0.890625 22.62187 29/32 0.90625 23.01875 59/64 0.921875 23.41562 15/16 0.9375 23.81250 61/64 0.953125 24.20937 31/32 0.96875 24.60625 63/64 0.984375 25.00312 1 1.00 25.40000