PERTH: Makeshift opener Travis Head smacked an explosive 69-ball century to power Australia to victory in a high-octane first Ashes Test on Saturday as England meekly surrendered in the Perth Stadium cauldron.

Chasing 205 to win, Head slammed 123 as the hosts romped home on day two by eight wickets in an electric start to the five-match series. Marnus Labuschagne was not-out 51 and Steve Smith on two.

Head's heroics came on the back of a blistering spell from marauding pace pair Scott Boland and Mitchell Starc after lunch that sparked a stunning England collapse.

The tourists were cruising at 65-1 and building an ominous second-innings lead, but Boland and Starc left them reeling with four wickets in as many overs.

A ruthless Boland accounted for Ben Duckett (28), Ollie Pope (33) and H

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