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.

Chevy sells ... bet when it comes to crate engines (especially if reliability is a concern), but there are other options, too. Brand-new examples from shops who list the engine on sites like ...

And while you could buy an LS4 454-powered Corvette straight from Chevy in 1973, it pushed just about 275 hp to the rear wheels. On the other hand, Chevy also offered the LS7 crate engine ...