The Chevy 454 short-block option, priced at $5,481.69, provides the same four-bolt main cast-iron engine block and rotating assembly as the $8,971.76 454HO complete crate engine option.

This was the only high-compression engine Chevy could produce under the new restrictions, and the bowtie only built 188 LS6-powered Corvettes. The 454 cubic inch LS6 had a compression ratio of 11. ...

Chevy 454 Engine Cheap Rebuild at Home. Fixing a big-block Chevy 454 at home on a budget. John McGann Writer Jan 22, 2021. See All 40 Photos. In case you haven't noticed, it's election season, and ...

This LS7 engine was supposed to be the successor of the potent LS6, 425-horse Chevy engine that appeared in the 1970 Chevelle LS6 454 line and the following year in just 188 LS6, 425-horse 1971 ...