Rpm Airgap Wanted for 318/360

Edelbrock
Rpm airgap wanted for 318 /360.
They are interchangable right?

Im in australia, an they want drug money for everything here.
Im more than happy to pay the shipping if you let me know how
much it would cost to send it to australia ,victoria,.
My postcode is 3021.

The Air Gap is designed for 340/360 heads,it can be used on a 318 if you run 340/360 head..the professional products intake is a "cheap" chinese ripoff of the real Edelbrock piece....