A vehicle has an engine, an accelerator for controlling the rotary speed of the engine, an axle and a multi speed transmission for transmitting {HEAD ~ power} from {TAIL ~ the engine} to the axle 
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A vehicle has an engine , an accelerator for controlling the rotary speed of the engine , an axle and a multi speed transmission for transmitting { HEAD ~ power } from { TAIL ~ the engine } to the axle
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH