make torque converter less efficient

Generic Vehicles/Engineering Mode/CityBus_AT/TorqueConverter.vtcc

 Speed Ratio, Torque Ratio,MP1000
-0.0,1.80,377.80
-0.1,1.71,365.21
-0.2,1.61,352.62
-0.3,1.52,340.02
-0.4,1.42,327.43
-0.5,1.33,314.84
-0.6,1.23,302.24
-0.7,1.14,264.46
-0.8,1.04,226.68
-0.9,0.95,188.90
-1.0,0.95,0.00
+0.0,1.93,377.80
+0.1,1.82,365.21
+0.2,1.70,352.62
+0.3,1.60,340.02
+0.4,1.49,327.43
+0.5,1.39,314.84
+0.6,1.28,302.24
+0.7,1.18,264.46
+0.8,1.07,226.68
+0.9,0.97,188.90
+1.0,0.97,0.00
 1.100,1.000,-40.34
 1.222,1.000,-80.34
 1.375,1.000,-136.11

Generic Vehicles/Engineering Mode/CityBus_AT/TorqueConverterPowerSplit.vtcc

 Speed Ratio, Torque Ratio,MP1000
-0.0,  4.5, 700
-0.1,  3.5, 640
-0.2,  2.7, 560
-0.3,  2.2, 460
-0.4,  1.6, 350
-0.5,  1.2, 250
-0.6,  0.9, 160
-0.74, 0.9,   1
+0.0,  4.8, 700
+0.1,  3.7, 640
+0.2,  2.8, 560
+0.3,  2.3, 460
+0.4,  1.65, 350
+0.5,  1.24, 250
+0.6,  0.93, 160
+0.74, 0.90,   1
 0.81,1.000,-40.34
 0.91,1.000,-80.34
 1.02,1.000,-136.11