Hi there, I have your switches, reco to as new. The ones fitted to your car currently don't look right. The 1970 had 2 different types of dash lights switch depending on the month made (6 pin or 2 pin). You will need to let me know which yours has.
I have some spare manifolds
I can help you with a lot of parts my email is
jrgtv6@yahoo.com.au