Salute All<br />Noticed that my link rod that attaches to the throttle arm for spark advance is missing! wanted to make a new one with my Z bender and some alluminum stock does any one know the length of the spark advance link rod? my engine is a 1971 60HP Johnson its a hydro electric serial # Evinrude 60173.<br />2nd question my boat doesnt have a rpm guage wanted to get one is it possible to hook one in and where on the juction bridge would it be hooked it #'s 1-10<br />Thanks All!!