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Monday 12 March 2018 at 22:14
It's really personal pref as to 44 or 47. Some people like the 47s because of less heat, eXpecially in the back box, some people like me think it's 'overkill' in a home environment.
Since you already ordered them you'll just have to put them in and see if it's bright enough for you.
Source: http://pinside.com/pinball/forum/topic/1847-bulbs-or-47#post-4277267