what is the proper valve adj ??The book i have says .0031 on 1990 BMW 325i

when i adjusted to that spec the valves are still very loud, is there another spec???? THANK YOU

Asked by for the 1990 BMW 325i
1 answer
I believe the setting for valve clearance is .30mm (.012in) with engine hot, or .25mm (.010in) with the engine cold.