2012 International Transtar 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

14 Coolant / Antifreeze parts for the 2012 International Transtar come from 3 brands — PRESTONE, VALVOLINE and PEAK. The "Popular" part is PRESTONE AF3100. Every part fits both the 10.5L L6 DIESEL Turbocharged and the 12.4L L6 DIESEL Turbocharged.

In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.

The Economy section lists 2 options from PRESTONE and VALVOLINE — the catalog's value-priced group. PRESTONE AF3100 is listed in this group.

In the Heavy Duty grade, VALVOLINE, PRESTONE and PEAK supply 9 parts: rated for severe service. A representative part number is VALVOLINE ZXG051.

In the Premium grade, PRESTONE supplies 2 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.

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

This group shows a single part: WIX 24070.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

3 Coolant Reservoir parts are listed for the 2012 International Transtar, from GPD and DORMAN.

Part numbers include DORMAN 6035247, GPD 2421012 and GPD 2421013.

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

2 Coolant Reservoir Cap parts are listed for the 2012 International Transtar, from DORMAN and MOTORAD.

This group includes DORMAN 9025102 and MOTORAD T39.

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

4 Cooling System Tester Adapter parts for the 2012 International Transtar come from 2 brands — GATES and MOTORAD.

This group includes GATES 31379, GATES 31410 and MOTORAD 3132 and the remaining parts above.

This table covers the Hose clamps. Read more

This group shows a single part: DORMAN 9044000.

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

2 Intercooler parts for the 2012 International Transtar come from 2 brands — GPD and OSC. Every part fits both the 10.5L L6 DIESEL Turbocharged and the 12.4L L6 DIESEL Turbocharged.

Listed part numbers: GPD 2711616 and OSC CAC7164.

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

6 Radiator parts for the 2012 International Transtar come from 3 brands — LILAND GLOBAL, SPECTRA PREMIUM and AGILITY. The "Popular" part is LILAND GLOBAL 3000802.

The Premium (All Aluminum Construction) section lists 1 option from LILAND GLOBAL — a step above OE specification in materials, tolerances or warranty terms. LILAND GLOBAL 3000805AA is listed in this group.

In the Standard Replacement grade, SPECTRA PREMIUM and AGILITY supply 3 parts: built to original-equipment specification. A representative part number is AGILITY 8070105.

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

Listed part numbers: LILAND GLOBAL 3000802, LILAND GLOBAL 3000805AA and AGILITY 8070105, plus the other parts above.