I have a pair of OE 915 BB iron heads. straight plugs. 2.08/1.74 std valves (iirc). I could measure the port openings if requested but yours ain't those. EDIT my exhaust valves might be 1.60" MORE EDIT Ma never made an angled SB/BB head (there is a SB 915 head).

Last edited by RapidRobert; 02/14/17 02:14 AM.
live every 24 hour block of time like it's your last day on earth