2009 International Workstar Engine Parts

This table covers the Camshaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

One part is listed for the 2009 International Workstar — DURA-BOND IN24.

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

5 Oil parts for the 2009 International Workstar come from VALVOLINE.

The Full Synthetic section lists 1 option from VALVOLINE — full-synthetic oils. VALVOLINE 909772 is listed in this group.

The Heavy Duty / Diesel section lists 1 option from VALVOLINE — grouped under the catalog's "Heavy Duty / Diesel" designation — the notes column spells out what sets them apart. VALVOLINE 909778 is listed in this group.

The Synthetic Blend section lists 3 options from VALVOLINE — synthetic-blend oils. VALVOLINE 909766 is listed in this group.

Listed part numbers: VALVOLINE 909772, VALVOLINE 909778 and VALVOLINE 909766, plus the other parts above.

This table covers the drain plugs in the oil pan. Read more

This group shows a single part: DORMAN 0905014CD.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

27 Oil Filter parts for the 2009 International Workstar come from 4 brands — HASTINGS / BALDWIN, WIX, DONALDSON and 1 other brand. The "Popular" part is WIX 57746XD. They are grouped as High Performance / Heavy Duty and Standard Replacement, with Standard Replacement the largest group at 11 parts from HASTINGS / BALDWIN, DONALDSON and WIX.

This table covers the Oil Filter covers. Read more

One part is listed for the 2009 International Workstar — MOTORAD MO357.

This table covers the oil pans that hold the engine's oil sump. Read more

6 Oil Pan parts are listed for the 2009 International Workstar, from DORMAN, SPECTRA PREMIUM and SKP.

This group includes DORMAN 2645054, DORMAN 2645006 and DORMAN 2645104 and the remaining parts above.

This table covers the Oil Temperature senders. Read more

2 Oil Temperature Sender parts are listed for the 2009 International Workstar, from DORMAN and HOLSTEIN.

Part numbers include DORMAN 9047549 and HOLSTEIN 2OTS0002.

This table covers the turbochargers that compress intake air. Read more

4 Turbocharger parts for the 2009 International Workstar come from 2 brands — GPD and ROTOMASTER.

This group includes GPD 2511538, GPD 2511890 and GPD 2511990 and the remaining parts above.

This table covers the Turbocharger Boost 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 2009 International Workstar — DORMAN 9047130.

This table covers the gaskets that seal the Turbocharger. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

One part is listed for the 2009 International Workstar — GPD 2535040.

This table covers the Turbocharger service kits. Read more

One part is listed for the 2009 International Workstar — ROTOMASTER H1550307N.

This table covers the gaskets that seal the valve cover to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

This group shows a single part: DORMAN 2645124.

This table covers the springs that close each intake and exhaust valve. Typical signs include a sagging corner, a broken coil, or a clunk from the spring pocket. Replace springs in axle pairs and inspect the seats. Read more

MELLING supplies both parts for the 2009 International Workstar.

Listed part numbers: MELLING VS1462 and MELLING VS1463.