How to set classic mini tappets

Setting tappets on you classic mini, Its and easy diy job, why take it to the garage when you can do it yourself? , 10 thou hot 12 thou cold , 13 thou for 1.5 ratio all assuming you have lower rate -not race poundage valves spring Shown are late sintered steel rockers and minispares 1.5 ratio roller tip rockers, there are other type but setting is pretty universal Why not re-torque the head (50 ft lbs ) and fit a set of plugs too ?- remember 1/4 turn after contact with the crush washer on spark plugs, overtightening them will cause misfires!