By NEALE HARVEY

Green machine: Nathan Earle crosses for his first try for Harlequins
PICTURES: Getty Images

AN inspired tactical switch in the dying embers of a riveting contest enabled brave Harlequins to snap a woeful run of 11 successive away league defeats.
With Gloucester clinging to a 25-24 lead on 77 minutes, Quins supremo Paul Gustard replaced his entire front row and the fresh legs of Lewis Boyce, Dave Ward and Will Collier promptly forced a scrum penalty against the head.
Marcus Smith gleefully nailed the winning points, which was nothing less than Harlequins deserved after a b...