Valve Springs

There are a lot of options out there when you're ready for a replacement performance crate engine. But if you compare the competition to BluePrint Engines, you'll find the value is hard to beat.

Identify SBC heads using casting numbers, style tips, and year-by-year guides for your small block Chevy engine projects

Understand GM’s AFM system—how it operates, it’s pros and cons, common lifter failures, and your options for tuning, disabling, or full AFM delete.

Making great horsepower on a budget is the LS engine family’s claim to fame, but just like any other engine, the more power you ask of it the more you’ll need to spend.

Learn the differences between Chevy 2-bolt and 4-bolt main blocks, how to ID them, key years, and whether a 4-bolt is worth it for your build

Learn the differences between H-beam vs I-beam rods, including strength, weight, and more to choose the best connecting rods for your engine.

Building GM’s LQ4 6.0L Gen 3 LS engine for various power levels is easy with the right performance parts recipe.

An LS cam swap can yield big power gains. And, you can do it at home. Here's how...

Learn the best electric fan for a radiator and type to use for your build. Straight or curved blade, single or dual fan, and more!.

Aluminum vs. cast iron heads—what’s better for your build? We break down power, weight, heat, and cost to help you choose the right cylinder heads.