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Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.

Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.

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Cummins KTA, QSK, and QSV Thermostats

Thermostats for Cummins KTA, QSK, and QSV series Diesel Engines

We carry a wide selection of thermostats for Cummins KTA, QSK, and QSV series diesel engines.

If you need any help finding a part, please use our quote request form or call us at 888.687.0539: our knowledgeable inside sales staff will gladly assist you.

3055663

THERMOSTAT - KTA38 / QSK38 / QSK45 / QSK50 / QSK60

Genuine Cummins Part

$358.97

3092114

THERMOSTAT - QSK23 / QST30

Genuine Cummins Part

$307.93

3349225
Restocking Fee Applies

THERMOSTAT - KTA38-M / KTA50-M2

Genuine Cummins Part

$352.37

4066827

THERMOSTAT HOUSING GASKET - QSK60 / QSK95

Genuine Cummins Part

$37.27

4085995

THERMOSTAT - QSK60 / QSK78 / QSK95

Genuine Cummins Part

$341.55

4967783

THERMOSTAT - KTA19 / QSK19

Genuine Cummins Part

$283.29

DS-204586
Hassle-Free Return Item

THERMOSTAT - NH / KTA19 / L10 / M11 (175DEGF/79DEGC)

$43.50

DS-3010918
Hassle-Free Return Item

THERMOSTAT HOUSING MOUNTING GASKET - KTA19 / QSK19 / KTA38 / QSK38 / KTA50 / QSK49

$3.88

DS-3060912
Hassle-Free Return Item

THERMOSTAT GASKET - KTA19 / QSK19

$10.49

DS-3629205
Hassle-Free Return Item

THERMOSTAT - KTA / QSK (176degF, NON VENTED)

$62.67

888.687.0539 (U.S.)|225.706.4858 (Int.)

Monday-Friday 7am-5pm CST
8784 S. Choctaw Dr. Baton Rouge, LA 70815
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