Looks to have been re numbered as 8508.
Hornby OO Gauge - LNER Green 0-4-0 Tank Steam Locomotive No.6
HORNBY 'OO' GAUGE LNER GREEN 4-6-0 CLASS B1 #8509 STEAM LOCOMOTIVE
HORNBY 'OO' GAUGE LNER GREEN 4-6-0 CLASS B1 Remembered 8507 STEAM LOCOMOTIVE
HORNBY 'OO' GAUGE LNER GREEN 4-6-0 CLASS B1 Remembered 8844 STEAM LOCOMOTIVE
HORNBY 'OO' GAUGE LNER GREEN 4-6-0 CLASS B1 Remembered 8510 STEAM LOCOMOTIVE