From about 20 years ago......it's a "452"(4.380 bore).

400 block, 440 crank cut down, BME rods, Ross domes(12.5cr), mild port std stage 6's(300cfm), UD roller, RB TG4500, 1150 carb, 2-1/8x4 headers.
650hp/565tq.

Went a best of 9.31 @143 in a 2700lb S/G Cuda.

RB 451 from a few years ago:

Ross domes(13:1), ported MW SR heads(340cfm), 440-3, 1050 carb, .650 comp roller, 2-2 1/8x4 headers...... 712hp/600tq.

Never got run in a car like that. Sold the top end, then sold the bottom end to a member here, put his ported rpm heads on it with a flat tappet cam, victor w/adapter 1050, made 650hp..... Has gone 10.0's @131 at 3470lbs.