.060
You have NOTHING to worry about @ +.060 on a 350 Block,thats Only 4.060.A Stock 400 is 4.125.
Must have Ran a Couple DOZEN back in the 70's @ +.060!!!Never had a Problem,Until the 400 JUNK Came along,...............>
You say its a Stroker,....?How much Stroke do you have?
Later
G 8)