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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)
$48.57
MAIN BEARING SET - M11 / ISM / 8557 / ISM410 / QSM11
$312.02
PISTON COOLING NOZZLE - ISM / M11
$23.00
CONNECTING ROD BEARING - M11 / ISM / QSM (STANDARD)
$11.29
