Souped-up car (3,3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">souped-up car</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for hot rod that I've seen before include "Car with souped-up engine" , "fast vehicle" , "Car radically modified to increase performance" , "Car modified for extra power and speed" , "Souped-up vehicle" .)
(Other definitions for dragster that I've seen before include "Fast car" , "Car adapted for acceleration race" , "Racing-car" , "Bike" , "Vehicle" .)