Sachs is known as a manufacturer of snow scooter engines.

-It has also built rotary Wankel engines, the 13B in particular.

“Sachs engine on Sirius 2”

-First, two-stroke engines were adapted to the ULMs, nominally rotating at 5,000 rpm.

-Of this type of engines, based on Mazda, the most common ones used in light aviation have been the following:

-Sachs SA-280, 16 CV.
-Sachs SA-290, 20 CV.
-Sachs SA-340, 23 CV.
-Sachs SA-370, 24 CV.
-Sachs A2440, 35 CV.

“Mazda 13B adaptation”

-The most common Wankel engines used were also:

-Sachs KM-29, prototype.
-Sachs KM-914, 20 CV.
-Sachs RC1-18, 20 CV.

“Sachs engine for the Sirius 2”

-The Sachs Wankel engine of the Sirius 2 motor glider in the photograph gives 20 HP.

-The Sachs Wankel KM-914 was mounted on the D-37 “Artemis” single-seaters. With a displacement of 300 cc, it gave 19 HP at 5,500 rpm, as well as 16 HP at 3,600 rpm. It weighed 25 kg.

From Appendix 9: Photos of the Sachs KM-40, for motorized glider aircraft. Courtesy of E.V.

“At a German gliding museum”