Llanelli have signed former All Blacks prop forward David Hewett from Canterbury Crusaders for two years.
Hewett, who won the last of his 22 caps in the Third-Place play-off against France at last year's World Cup, is expected to arrive at Stradey Park next week until January.
He will return to the reigning Celtic League champions on a two-year deal next June when his contract with Super 12 outfit Crusaders comes to an end.
Scarlets Chief Executive Stuart Gallacher said: 'David is a dynamic and experienced player and is equally at home on either side of the front row, we look forward to welcoming him to the squad.'
Hewett will not be eligible to play in any of the Scarlets remaining pool games in the Heineken Cup.
Wales head coach Warren Gatland and captain Sam Warburton say their first prioirty on Sunday in the opening game of the World Cup is to win against Uruguay and not get overly concerned with points difference.
With only days to go until the biggest rugby competition in the world begins, rugby fans visiting Cardiff this autumn will be able to enjoy a special display at National Museum Cardiff as part of the celebrations surrounding the Rugby World Cup.
Geraint John has taken up the new role of WRU elite coach development manager having arrived in Wales last week. WRU TV caught up with him at the WRU rugby department's strategy day at the Millennium Stadium.
The entire Welsh Rugby Union Rugby Department gathered at the Millennium Stadium earlier this week where WRU Head of Rugby Josh Lewsey looked back on a year where structural and strategic changes have seen significant progress made
The Welsh Rugby Union has released a specially produced video to spearhead a new campaign to help promote the values of rugby union. The video, entitled Let us Play underpins the WRU rugby department's philosophy - to engage, transfer and retain players, coaches and referees.