The addition of an oil cooler helped keep things cool.

The Company's first major product was an oil cooler for military aircraft.

Some engines (air or water) have an added oil cooler.

A new oil cooler has been fitted, with 85% more cooling area than before.

Although there are a variety of oil cooler designs to help counter this problem.

Notice that the oil cooler is not visible under the engines.

In cars with an automatic transmission there is an oil cooler present on the back of the block as well.

The oil cooler and radiator are also very similar.

A larger diameter oil cooler was fitted under the port wing.

Similarly, an 8-blade cooling fan was fitted, together with an oil cooler.

The transmission is supplied with its own oil cooler.

The oil cooler was absent in the earliest models.

On lap 66, Patrese retired with a broken oil cooler.

A supplementary oil cooler was mounted on the starboard side.

To accommodate the ram air tubes, the oil cooler becomes lower and wider.

Another major difference from the previous engines was the integrated water-cooled oil cooler.

The transmission oil cooler is cooled by raw water.

The engines also came with an oil cooler.

That first certificated model had an oil cooler which required a separate housing below each engine.

The oil cooler was protected by an armoured ring which made up the front face of the cowling.

Also new is the centrally mounted engine oil cooler.

To cool the oil, the engine is fitted with an external oil cooler.

Having received a shot in the oil cooler, the Bf 109's engine stopped, and the pilot was forced to leave the plane.

Four oil coolers also ensured that the engine temperature never exceeded 110 C.

An oil cooler was installed on European versions to better facilitate light duty towing.