Assuming you mean spark plug gap, it varies with type of plug used. Need more info on spark plug used.
.032
i believe it 0.32
Turbo gap size is--0.032 inch
.028 is the spark plug gap.
For a 1.8L, 2.0L, or 2.4L non-turbo the gap is 1.1mm (0.043 inches). For a 2.4L turbo the gap is 0.8mm (0.031 inches).
The spark plug gap on a 1999 VW Passat should be set at .032 inches. New spark plugs are preset, however, and should need no adjustments.
For a 1.8L, 2.0L, or 2.4L non-turbo the gap is 1.1mm (0.043 inches). For a 2.4L turbo the gap is 0.8mm (0.031 inches).
Plugs gap at 0.030" as a rule
The spark plug gap is .060.
The 1.8 20 valve Turbo gap is 0.032
No plugs! (DIESEL), No gap!
the factory plugs gap is 0.028" - 0.032".