This pre-war shot is Bob Proctor's Cad V-12 powered ride with a Deuce body. Behind to the right is George Rubsch's Skip-It that was powered by a Ford Banger.
Harold Lloyd always covered his right hand after lighting what he thought was a prop bomb turned out to be a real bomb and blew off half of his right hand. He was also blinded for awhile. He did some pretty amazing stunts with that hand.