A deal worth more than Â£100m, will see the Coastguard replace its fleet of seven helicopters with faster aircraft. The Maritime and Coastguard Agency will lease seven aircraft from a Canadian operator to provide coverage for the south coast of England and in Scotland. The new aircraft will replace the seven helicopters operating from Scotland's Stornoway and Sumburgh Lee-on Solent, Hants, and Portland in Dorset. The MCA said it has signed a five-year interim contract with Canadian helicopter operator CHC Scotia to lease four Sikorsky S92 helicopters and three Agusta Bell AB139s to provide coverage from July 2007 to 2012. The MCA want to replace the Sikorsky S61Ns which is this big : for the new Agusta Bell AB139s, which is this big!