motor-assisted
overengined
aircraft engine
enginemanship
draught engine
outstroke
locomotive
pushrod
overtorque
jato
afterburner
reaction engine
reaction-propulsion engine
jetter
automobile engine
projectile
rocket
rocket sled
piston rod
whimsey man
thrust
fuel system
mill
reciprocating engine
second
first
fire
third gear
recoil start
specific thrust
camshaft
two-stroke
brake horsepower
combustion engine
turborocket
choker
Orion drive
twincam
electric vehicle
power plant
overpropulsion
ticking-over
four-stroke
overdrive
overhead valve
fifth
donk
traction
hybrid rocket
fourth
bottom-end
motored
turboshaft
onager
multiengine
fanjet
hopped-up
tormentum
tribrid vehicle
booster
smoker
overspeed
souped-up
high
wet
propulsive
high gear
firewall
starter motor
ballista
steam engine
overhead cam
valve train
throttle
thumper
starting motor
starter
motor cruiser
baffle
motorial
tune-up
straight-eight
unducted fan
propfan
ullage motor
fifth gear
interrupter gear
retrorocket
ISP
motorised
motorized
opposed piston opposed cylinder