Price gauging. Same for Rotax 912, the most popular small engine on planes that don't need certification (LSA/ULM) and they are 20,000 Euro for a 1.3 liter engi

Price gauging. Same for Rotax 912, the most popular small engine on planes that don't need certification (LSA/ULM) and they are 20,000 Euro for a 1.3 liter engine with an 100 HP output.