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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Genuine Cummins Part
This is a genuine Cummins part shipped with a 12-month warranty.
Also available in aftermarket.
THERMOSTAT KIT - 4BT / 6BT (83DEGC / 181DEGF)
$30.81
UPPER ENGINE GASKET SET - 6B 5.9 (1983-APRIL 2003)
$152.25
ROD BEARING HALF - 4BT / 6BT (UPPER)
$5.54
PISTON PIN - B SERIES
$16.97
MAIN BEARING SET - 6B (STANDARD)
$63.56
WATER PUMP KIT - B (WITH MOUNTING GASKET)
$106.25
