UM21474 Thermostat Cover---Replaces 731000M1, 37747581

Replaces number 731000M1, 3774758, 43998

Fits: 35, 135, 230, 231, 231S, 235, 240, 241S, 243, 245, 250, 251XE, 253, 263
Fits: Industrial: 20, 20C, 20E, 20F, 30B, 30D, 30H, 40, 40E, 203, 205, 2135, 2200, 4500

For Models with Perkins Engine