2023 Peterbilt 520 Engine Coolant Thermostats
Save up to 40% on original replacement 2023 Peterbilt 520 Engine Coolant Thermostats. Navigate our online catalogue to find Engine Coolant Thermostats and other parts designed specifically to fit a 2023 Peterbilt 520.








Engine Coolant Thermostat
$61.04
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.);
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.);
Vehicle Fitment Notes:
OE Specified Temperature 160 Degrees Temperature 160F Includes seal
OE Specified Temperature 160 Degrees Temperature 160F Includes seal







Engine Coolant Thermostat
$72.97
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.);
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.);
Vehicle Fitment Notes:
OE Specified Temperature 180 Degrees Temperature 180F Includes seal
OE Specified Temperature 180 Degrees Temperature 180F Includes seal







Engine Coolant Thermostat
$48.09
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 10.8L 6Cyl L (-)(659) 4.84 123.0(Bore)5.98 152.0(Stroke);
Engine Base: 10.8L 6Cyl L (-)(659) 4.84 123.0(Bore)5.98 152.0(Stroke);
Vehicle Fitment Notes:
Temperature 185F Includes HD thermostat and seal OE Specified Temperature 185 Degrees
Temperature 185F Includes HD thermostat and seal OE Specified Temperature 185 Degrees







Engine Coolant Thermostat
$48.09
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 10.8L 6Cyl L (-)(659) 4.84 123.0(Bore)5.98 152.0(Stroke);
Engine Base: 10.8L 6Cyl L (-)(659) 4.84 123.0(Bore)5.98 152.0(Stroke);
Vehicle Fitment Notes:
Temperature 185F Includes seal OE Specified Temperature 185 Degrees
Temperature 185F Includes seal OE Specified Temperature 185 Degrees