The 71-year-old boss believes that, led by four forwards that have been compared to his 1999 strikeforce, the Red Devils are as good as they have ever been under his management
United lead the Premier League and also remain in both the FA Cup and the Champions League, giving them a chance to replicate their historic treble triumph of 1999.
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"When you look at those lads up front, if they can each get to the 20 mark, we will really be in business," Sir Alex told reporters.
"The options we've got now all round the park, if we can keep everyone fit, are as good as I've had in my time here."
United face Southampton in the Premier League on Wednesday and resume their Champions League campaign with the first leg of their first knockout round tie against Real Madrid on February 13.
On Sunday they were drawn to face Reading at Old Trafford in the only all-Premier League tie of the last 16 of the FA Cup.