Low performance BBC heads have 2.065/1.725 valves, moderate ones have 2.19/1.88 valves, and high performance ones (LS6, L78) used 2.25/1.88 I do believe.
Tom
Low performance BBC heads have 2.065/1.725 valves, moderate ones have 2.19/1.88 valves, and high performance ones (LS6, L78) used 2.25/1.88 I do believe.
Tom