Wheel rim close to engine casing

Hi all
Just fitted a wide alloy AF rim to my Italian GP. The rim is very close to the engine casing at one point - maybe 2-3mm.
It spins freely and does not catch the casing. My question is is this normal and is it safe?
Steve
Just fitted a wide alloy AF rim to my Italian GP. The rim is very close to the engine casing at one point - maybe 2-3mm.
It spins freely and does not catch the casing. My question is is this normal and is it safe?
Steve