Get cranks and BB that give a 42mm chainline (unless aforementioned chainstay strike scuppers you, which you might solve by downsizing both sprocket and chainring to keep the GI you want) and avoid spacers if at all possible.
@Olly398 started
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Get cranks and BB that give a 42mm chainline (unless aforementioned chainstay strike scuppers you, which you might solve by downsizing both sprocket and chainring to keep the GI you want) and avoid spacers if at all possible.