The East of England Ambulance Service, criticised over poor response times, is to take delivery of 120 new vehicles.
The first will go into service in Norfolk, where cover has been described as poor by health watchdogs.
The aim is to have no ambulances over five years old.
More top news
Some rain on Monday morning. Turning brighter through the afternoon.
Norwich City moved up to sixth in the Championship table after taking all three points in the derby clash against Ipswich Town.
The Labour leader has called the Norwich South MP's remark "completely unacceptable" and says Clive Lewis has personally apologised to him.