2008 International Prostar Cooling System Parts

This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator. Read more

15 Coolant / Antifreeze parts are listed for the 2008 International Prostar, from PRESTONE, VALVOLINE and PEAK. PRESTONE AF3100 carries the "Popular" badge. 13 parts fit every engine; the other 2 are engine-specific.

The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.

In the Economy grade, PRESTONE and VALVOLINE supply 2 parts: the catalog's value-priced group. A representative part number is PRESTONE AF3100.

The Heavy Duty section lists 10 options from VALVOLINE, PRESTONE and PEAK — rated for severe service. VALVOLINE ZXG051 is listed in this group.

The Premium section lists 2 options from PRESTONE — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.

This table covers the Coolant filters. Typical signs include restricted flow — long cranking, weak airflow, or dirty fluid after a short interval. Seat the new filter so it cannot bypass, and use the grade the notes call for. Read more

2 Coolant Filter parts are listed for the 2008 International Prostar, from HASTINGS / BALDWIN and WIX.

Part numbers include HASTINGS / BALDWIN WC16 and WIX 24070.

This table covers the Coolant Level sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

One part is listed for the 2008 International Prostar — DORMAN 9047363.

This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

3 Coolant Reservoir Cap parts for the 2008 International Prostar come from 3 brands — DORMAN, GATES and MOTORAD. 2 parts fit every engine; the other 1 is engine-specific.

Listed part numbers: DORMAN 9025102, GATES 31405 and MOTORAD T39.

This table covers the adapters used to pressure-test this cooling system. Read more

GATES supplies both parts for the 2008 International Prostar. All of them fit every engine offered in the 2008 Prostar.

This group includes GATES 31379 and GATES 31410.

This table covers the Hose clamps. Read more

One part is listed for the 2008 International Prostar — DORMAN 9044000.

This table covers the intercoolers that cool turbo or supercharger charge air. Read more

5 Intercooler parts are listed for the 2008 International Prostar, from GPD, SPECTRA PREMIUM and OSC. All of them fit every engine offered in the 2008 Prostar.

Part numbers include GPD 2711445, GPD 2711500 and OSC CAC7164, among others listed above.

This table covers the Intercooler Air Hose pipes. Read more

2 Intercooler Air Hose / Pipe parts are listed for the 2008 International Prostar, from CONTINENTAL and GATES.

Part numbers include CONTINENTAL 57513 and GATES 26203.

This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap. Read more

9 Radiator parts are listed for the 2008 International Prostar, from GPD, SPECTRA PREMIUM, AGILITY and 1 other brand. SPECTRA PREMIUM 20013545 carries the "Popular" badge. All of them fit every engine offered in the 2008 Prostar.

Economy: 4 parts, from GPD. A representative part number is GPD 9282762.

The Standard Replacement section lists 5 options from SPECTRA PREMIUM, AGILITY and OSC — built to original-equipment specification. SPECTRA PREMIUM 20013545 is listed in this group.

Listed part numbers: SPECTRA PREMIUM 20013545, GPD 9282762 and GPD 9282769, plus the other parts above.

This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

One part is listed for the 2008 International Prostar — GATES 31567.

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

10 Radiator Hose parts for the 2008 International Prostar come from 4 brands — GATES, CONTINENTAL, DAYCO and 1 other brand. The "Popular" part is GATES 21891. 1 part fits every engine; the other 9 are engine-specific.

Standard Replacement: 7 parts, from CONTINENTAL, GATES and DAYCO. A representative part number is GATES 21891.

In the Universal Hose (Straight, Bulk) grade, GATES and ACDELCO supply 3 parts: grouped under the catalog's "Universal Hose (Straight, Bulk)" designation — the notes column spells out what sets them apart. A representative part number is GATES 24240.

This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender. Read more

2 Temperature Sender / Sensor parts are listed for the 2008 International Prostar, from DORMAN and GPD.

This group includes DORMAN 9047043 and GPD 1814617.

This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part. Read more

13 Thermostat parts for the 2008 International Prostar come from 3 brands — MOTORAD, GATES and CALORSTAT. The "Popular" part is GATES 33579.

Heavy Duty: 4 parts, from GATES. A representative part number is GATES 33579.

Standard Replacement: 7 parts, from MOTORAD and CALORSTAT. A representative part number is MOTORAD 880090.

2 further parts sit outside the graded sections, with the same engine-level match.

This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off. Read more

6 Water Pump parts for the 2008 International Prostar come from 3 brands — FVP, US MOTOR WORKS and GMB. The "Popular" part is US MOTOR WORKS US95.

The Economy section: 2 options from FVP. FVP US95 is listed in this group.

Standard Replacement: 1 part, from GMB. A representative part number is GMB 1962510.

3 further parts sit outside the graded sections, with the same engine-level match.

This group includes US MOTOR WORKS US95, FVP US952 and GMB 1962510 and the remaining parts above.