with the rotor at #1......................... confirms ..............40 deg if you ...............evenly (loosen center bolt 1/4 turn t........... then the bolt to the right of center bolt 1/4 turn then far left 1/4 turn then far right 1/4 turn then back to center bolt 1/4 turn .............................& repeat...................... Take out the dist ......................... the pedestal ................... If no spray holler back