1984 Western Star 4900 equipped with 7L L6 Diesel, 18L V8 Diesel Turbo, 14L L6 Diesel Turbo, 14.6L L6 Diesel Turbo, 12.1L V8 Diesel
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Heavy Duty Thermostat Temperature 170F with Rapid Warm Up System OE Specified Temperature 170 Degrees
1984 Western Star 4900 equipped with 7L L6 Diesel, 18L V8 Diesel Turbo, 14L L6 Diesel Turbo, 14.6L L6 Diesel Turbo, 12.1L V8 Diesel
Heavy Duty Thermostat Temperature 170F with Rapid Warm Up System OE Specified Temperature 170 Degrees
1984 Western Star 4900 equipped with 14L L6 Diesel Turbo
1
Heavy Duty Thermostat Temperature 225F For Engine Oil Cooler System OE Specified Temperature 225 Degrees
1984 Western Star 4900 equipped with 14L L6 Diesel Turbo
Heavy Duty Thermostat Temperature 225F For Engine Oil Cooler System OE Specified Temperature 225 Degrees