Simplify the following text for a Grade 8 native English-speaking person.
Original: In 1997 , Toyota equipped their Century Limousine with a 5.0 L DOHC V12 ( model # 1GZ-FE ) , making it the first and only Japanese production passenger car so equipped .
Simplified: In 1997 , Toyota equipped their Century Limousine with a 5.0 L V12 , making it the first Japanese production passenger car with a V12 .