Port match intake/gaskets/heads or not
On the head side I found the 1213 gasket to be a near perfect match on my 171's. Looks like there is a RCH at the bottom in this photo, but the gasket moves up that much with the hardware installed.
On the head side I found the 1213 gasket to be a near perfect match on my 171's. Looks like there is a RCH at the bottom in this photo, but the gasket moves up that much with the hardware installed.