Stir together first 6 ingredients in a shallow dish or large zip-top plastic bag; add pork chops. Cover or seal, and chill 30 minutes, turning once.
Remove pork from marinade, reserving marinade.
Grill pork, covered with grill lid, over medium-high heat (350° to 400°) about 10 to 12 minutes or until a meat thermometer inserted into thickest portion registers 160°, turning once.
Bring reserved marinade to a boil in a small saucepan, and cook, stirring occasionally, 2 minutes. Pour over chops before serving.