поршневий двигун
engine capacity / engine power, engine output
reaction engine / motor (jet engine)
rotary engine (Wankel engine)
engine ground run / engine test
engine oil reservoir / engine oil tank
gas piston
piston
piston pin
short piston travel
recuperator piston
recuperator-piston rod
recuperator-piston rod nut
replenisher piston head
bearing piston pin
bottom rib of piston
circumferentially compressible piston ring
compound piston ring
counteracting piston type buffer
distributor piston
U slot of piston
vacuum piston
valve piston
valve-in-piston
varnish on the piston
ejection piston
face of piston ring
hammered piston ring
head of piston
inside beveled piston ring
inverted beveled piston ring
full-floating piston pin
full-skirt piston