Goliath micro engine Rev Racerz Enter the world of micro motor racing with Rev Racerz ! Start your engine and start the stunts. This engine has a built-in friction engine that reaches scaled speeds of over 450 kilometers per hour. Specifications: Color: pink Gender: Junior Material: plastic Length of motor: 4,5 cm Dimension of packaging: 20 x 13 x 3 cm (L x W x D)