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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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Detroit Diesel 71 Series Thermostats

Detroit Diesel IL 71 Series Thermostat

We carry a large assortment of thermostats for Detroit Diesel 271, 371, 471, and 671 natural and turbocharged engines.

If you need help finding the part you are looking for, please use our quote request form or call us at 888.687.0539. Our knowledgeable sales staff will gladly assist you.

23503826
Hassle-Free Return Item

THERMOSTAT - 149 / 71 (170DEG F / 77DEGC)

Genuine Detroit Diesel Part

$90.43

DS-23503826
Hassle-Free Return Item

THERMOSTAT - 71 / 92 / 149 (170DEG F / 77DEGC)

$42.97

DS-23503827

THERMOSTAT - IL71 / 149 / SERIES 60 (160degF/71degC)

$43.13

DS-23503828

THERMOSTAT - 6V53 / 671 (165DEGF/74DEGC)

$55.49

DS-23532436
Restocking Fee Applies

THERMOSTAT KIT WITH SEAL - SERIES 60 (190degF/88degC)

$43.55

DS-5104096

THERMOSTAT - 92 SERIES / V 71 (180DEG F)

$70.68

DS-5172141
Hassle-Free Return Item

THERMOSTAT - IL71 (173DEGF)

$62.22

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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Caterpillar® and all of the Caterpillar® engine models listed on this website are registered trademarks of Caterpillar, Inc. Cummins® and all of the Cummins® engine models listed on this website are registered trademarks of Cummins. Detroit Diesel® and all of the Detroit Diesel® engine models listed on this website are registered trademarks of Daimler AG. John Deere® and all of the John Deere® engine models listed on this website are registered trademarks of John Deere. Allison Transmission® and all of their transmission models listed on this website are registered trademarks of Allison Transmission®. Diesel Parts Direct is not an authorized dealer for Caterpillar, Cummins, Detroit Diesel, John Deere, or Allison Transmission. None of the parts beginning with "DS" or "R" are genuine Caterpillar, Cummins, Detroit Diesel, John Deere, or Allison Transmission items.

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