BluePrint Engines is your premium choice in aftermarket, high-performance, drop-in engines. Our numerous GM / Chevy Big Block compatible crate engines offer any custom builder, hot rodder, or kit car builder an engine that has been fully dyno tested, passed vigorous inspections, and is ready to power up your project. BluePrint crate engines come in several levels of dress - from a shortblock all the way to complete drop-in with all the components that will be needed to start and run the engine the day it’s installed. We offer everything from 496 cubic inch basic engines to replace your tired 454 Chevy, clear up to our 815HP 632 cubic inch beast (with tons of other options in between)!