CNNA HL-6

The CNNA HL-6 was a civil trainer aircraft developed in Brazil in 1943.

Development
The HL-6 was a low-wing cantilever monoplane of conventional configuration. It employed a fixed tailskid undercarriage. The student and instructor sat in tandem, in open cockpits.

Variants

 * HL-6 - prototype. One built
 * HL-6A - similar to prototype but with more powerful engine. Five units were constructed in 1943.
 * HL-6B Cauré - Similar to HL-6A but with more powerful engine 216 kW Lycoming O-290C, and optional enclosed cabin. 39 units were constructed in 1944.