Speedmaster heads revisited.
Next up I will be attacking the ugly head bolt bulge. Across the port it now measures 1.375 but I will have a lot more area at the most needed spot in these heads in an hour. Hears a picture of the ugliness from the factory on the shortside heading into the valve.
Next up I will be attacking the ugly head bolt bulge. Across the port it now measures 1.375 but I will have a lot more area at the most needed spot in these heads in an hour. Hears a picture of the ugliness from the factory on the shortside heading into the valve.