The arms work very differently in the swing, with the left arm staying straight up to the release and the right arm bending early, use this two club drill to get the feel of the proper motion of the arms working together
Practice what a proper impact position should be lin the mirror and then go to the range and take small swings starting at your impact position
Play the ball forward, use more arms and hands and try former U.S. Amateur Champion Hank Kuehne's trick for selecting the right club