Next is the 533-horsepower small-block crate engine from Chevrolet. Based on the LS-Series Gen-IV cast-aluminum block, the LS376/515 crate engine has a 376-cubic-inch displacement and delivers 477 ...
including skirted aluminum blocks (on non-truck variants), six-bolt main bearing caps, and better-flowing cylinder heads, ...
Like other LS engines, as a member of the fourth-generation small-block, it remained true to its roots with its pushrod valve train and 4.40-inch-on-center cylinder spacing. The LS4's aluminum ...
For the ZZ6, Chevy is working to improve the Small Block's high-rpm performance. To make that happen, the engine has Fast Burn aluminum cylinder heads and an updated valvetrain inspired by the LS ...
Next is the 533-horsepower small-block crate engine from Chevrolet. Based on the LS-Series Gen-IV cast-aluminum block, the LS376/515 crate engine has a 376-cubic-inch displacement and delivers 477 ...