1 definition by IROCZ28

Auto engine of 454 cubic inches; very strong; built for high-performance

"Once I get that 454 block in my 67 'Maro, I'm comin off the blocks hittin 10's at the racetrack!"

(Changed because the first year of production of the Camaro was 1967, NOT 1965)
by IROCZ28 June 2, 2007
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