By Sam TickellIt was a year long battle between the Porsches, Acuras and Audis for outright honoursIf people thought the 2007 American Le Mans Series was a classic, then the 2008 edition will go down in the record books as one of the best championships ever.It was arguably the most competitive Championship of any in 2008. ALMS fans were treated to numerous late race passes and outright wins from the Audis, Penske Porsches, Andretti-Green and Highcroft Acuras.