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.
You have no items in your shopping cart.
Genuine Cummins Part
The 4318947 thermostat replaces old part number 4318197.
This is a genuine Cummins part shipped with a 12-month warranty.
Also available in aftermarket.
THERMOSTAT - ISX / QSX (180degF / 82degC)
$48.75
MAIN BEARING SET - M11 / ISM / 8557 / ISM410 / QSM11
$313.17
PISTON COOLING NOZZLE - ISM / M11
$22.92
CONNECTING ROD BEARING - M11 / ISM / QSM (STANDARD)
$11.59
