This led to a requirement for a new trainer aircraft of the tractor configuration.

The engine can also be mounted in tractor configuration.

The engine is mounted on the overhead keel tube in tractor configuration.

Even if we could, they've a strange tractor configuration I've not seen before.

Power-plant cooling design is more complex than for the tractor configuration, where the propeller forces air through the system.

The design is a conventional tractor configuration, featuring tube and aircraft fabric construction.

This design was later rebuilt to address a lack of power, installing a 25 hp Anzani in a tractor configuration.

Less common today is the tractor configuration.

Another major change was that the twin engines were now arranged in a tractor configuration for the first time.

Projected variant with two Snecma 125 engines in tractor configuration.