Introduced in 1970, the Chevy 454 -- affectionately known as the Rat Motor -- was the largest displacement Chevrolet engine to enter the big-block engine showdown of the muscle car era.
Chevy's Model T was partially a do-it-yourself ... A fully restored 1970 El Camino SS with the original LS6 454 engine sold at auction last year for $275,000, which is more than four times the ...