An engine's power can be increased or decreased by the restriction of inlet gases (i.e., by the use of a throttle), but usually decreased. The term throttle has come to refer, informally and incorrectly, to any mechanism by which the power or speed of an engine is regulated. What is often termed a throttle

( Cygnus スロットル )
Cygnus Throttle
CYG- Thr28 Cygnus Throttle 28
CYG- Thr30 Cygnus Throttle 30
CYG- Thr32 Cygnus Throttle 32

( BWS125 スロットル )
BWS Throttle
BWS- Thr28 BWS Throttle 28
BWS- Thr30 BWS Throttle 30
BWS- Thr32 BWS Throttle 32

( G5 スロットル )
G5 Throttle
G5- Thr28 G5 Throttle 28
G5- Thr30 G5 Throttle 30
G5- Thr32 G5 Throttle 32