Perkins Thermostat, 4133L507

replaces: 4133L507, 2485C041

Fits Perkins 1103, 1104 engines
Perkins: DC, DD, DJ, DK, NK, NL, NM, RE, RG, RJ, RS, RR, RT, XK, XM, XL
Perkins engines: 1104C-44, 1104C-E44, 1104C-44T, 1104C-E44T, 1104C-44TA, 1104C-E44TA, 1104D-44, 1104D-44T, 1104D-44TA  180 Degrees F
Our thermostats are manufactured with the heavy duty engine applications in mind to ensure proper performance and durability individual to each application.