The victim was ambushed by two gunmen in front of a McDonald’s at 221-12 South Conduit Ave., near 222nd St. in Springfield Gardens around 11:10 p.m. Friday, the NYPD said.

The critically injured teen, who was shot once in the head, went to Long Island Jewish Medical Center by private means, cops said.

The two suspects sped off on either a bike or moped, authorities said

There have been no arrests.