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VIJA AG-12Si

From Alfawiki
Adapted from the English Wikipedia article VIJA AG-12Si, available under CC BY-SA 4.0Updated 10 August 2025
VIJA Aircraft Engines
Company typePrivate
IndustryAerospace
Founded2004
Defunct2015
Headquarters
Toulouse
,
France

The VIJA AG-12Si represents a French-engineered aircraft engine created by VIJA Aircraft Engines, based in Toulouse, specifically designed for use in ultralight and homebuilt aircraft. Established in 2004, the company discontinued its activities and production around 2015.

Design and development

This engine model, the AG-12Si, is characterized by its inline four-cylinder layout, utilizing a four-stroke cycle and air cooling. It incorporates fuel injection technology and is adapted from motorcycle engine designs. The powerplant includes a mechanical gearbox reduction system with a 2.55:1 ratio, employs electronic ignition, and delivers at 7100 rpm with an 11.5 compression ratio.

Variants

AG-12Si
Standard version with a weight of .
AG-12Sbi
Lightweight version featuring a reduced mass of .

External links