The engine designation GSIO-550 describes an engine that: Group of answer choices Is equipped with a gear reduction output shaft, is supercharged with a mechanical supercharger, is fuel injected, is horizontally opposed, and has pistons that displace a volume of 550 cubic inches Is gyroscopically stabilized, fuel injected, horizontally opposed, and the pistons displace 550 cubic inches Is Turbo Supercharged, fuel injected, horizontally opposed, and the pistons displace 550 cubic inches No