Adding displacement is one of the simplest and most effective means of adding horsepower to any engine, let alone an LT1 or LS1 that are both highly responsive to modification. Thankfully GM has ...

For the LS1 aluminum block, how much overbore is safe for a turbo? What is the largest bore for this block? I would have to go 0.020-inch over to clean up my cylinders; is this block still usable?

One man’s trash is another man’s treasure is a phrase that fits well here. It all started with a friend that was going to stroke an LS1 he had for a project. His plan was to add some new Scat rotating ...

Throwing speed parts at stock engines is about as pure as hot rodding gets. From stacking carburetors on utilitarian flat-head Ford engines to bolting a big blower on a world-weary small-block, the ...