LS Engines

Before you start tossing parts back onto your LS engine block to begin your rebuild, it’s absolutely vital that you’ve got all of the proper LS coolant passage block-off plugs […]

Depending on engine bay size, you may find yourself limited in accessory drive space when doing an LS engine swap. GM used three basic serpentine systems on the LS engines, […]

How much power are roller rockers worth? How do rockers compare to a cam swap? Can I get the same power gains with rockers and not have to tear apart […]

When it comes to turbo motors, I think maybe Ben Franklin said it best in his “Poor Richard’s Almanac.” The honey is sweet but the bee has a sting! The […]

This might upset some LS specialists, but when it comes to blower cams, look no further than what the cam does in naturally aspirated trim. To put this theory to […]

Update: We found some good audio clips of this cam’s idle quality/note. We’ll post those videos at the end of the story. We also had a reader ask about torque […]

I have an LS7 427ci LS engine that came out of a wrecked, low mileage 2008 Corvette that is now in my ’69 Camaro Pro Touring car. We will soon […]

If you’re rebuilding a GM LS engine, then pay special attention to what is commonly called the “dogbone” or “barbell” in the main oiling system passage into the oil filter. […]

The question on the table is just how much is an intake upgrade worth? In reality, that is just one of the questions, as the power gains (if any) naturally […]

We all know that making big power with an LS is as easy as adding boost, right? In fact, the recipe for huge power is to add cam, springs, and […]