Reviews : Aerotech G40-4W White Lightning Motor Aerotech G40-4W White Lightning Motor $31.29 Leave a Rating! ★ ★ ★ ★ ★ OR Write a Review! Write a Review Sort 5-Star: 2 (13 ratings) 4-Star: 0 (3 ratings) 3-Star: 0 (0 ratings) 2-Star: 0 (0 ratings) 1-Star: 0 (0 ratings) Reviews Large engine for homemade rocket By: cfranklin Performed very well given we used it in a homemade rocket. Must be fired with a specific launch system that costs more than the engines themselves. (13) g40 no problem By: jwp19581 a 12 volt car battery will ignite these every time (3)
