Just imagine a 428SCJ, 429SCJ, or Boss 429 with a similar cam grind that the BBC used:
375 and 425hp/396, 402 and 427; 242/242 @ 0.050", 114/108, .520" gross lift.
L-88, 264/270 @0.050", 112/108, .560"/.580" gross lift;
LS-7(?)/ZL-1, 262/273 @0.050", 110/?, .560"/.600" gross lift