NSW motorcyclist killed in collision

A man is dead following a head-on collision involving two motorcycles north of Sydney, police say.

Ambulance crews rushed to the scene of the crash on the Old Pacific Highway at Mt White after reports two men were injured just after 10am on Sunday.

A 42-year-old from Mascot had been riding south when his bike and a northbound motorcyclist collided in the northbound lane.

He sustained multiple injuries and died before he was able to be airlifted to hospital.

The second rider, a 23-year-old from Padstow Heights, sustained minor injuries and was taken to Gosford Hospital.