Cool Cars Crossword

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Across
  1. 3. Powers most cars
  2. 6. Ignites the air and fuel to produce power
  3. 7. Made the first gasoline powered car
  4. 8. Connects the pistons to the crankshaft
Down
  1. 1. Moves up and down to turn the crankshaft
  2. 2. Allows gases to enter and exit the cylinders
  3. 4. Uses gears to vary the speed of a car
  4. 5. Powers electric vehicles