Changes

[[File:45110_Cab_20180804.jpg|thumb|300px|right|45110 cab interior showing the TOPS number used in preservation]]'''Heritage steam locomotives''' working on the main line are allocated numbers in the 98yyy series. Generally the third digit represents the power classification and the final two digits are the last two digits of the BR era number, except where duplication occurs. TOPS numbers allocated to SVR [[Steam Locomotives|locos still resident on the SVR ]] include:<ref>[https://rcts.org.uk/locomotives/tops-class-98/ RCTS TOPS class 98 listing]</ref>*98150: [[1450]]