valve lash specs????

[duoboat1974]

can anyone tell me the valve lash specs on a 1974 181c.i mercruiser 140 hp? serial #3679299....plzzz help!

 

[Bt Doctur]

Re: valve lash specs????

3/4 turn from "0" lash

 

[duoboat1974]

Re: valve lash specs????

thank you very much bt, much appreciated!