In the LS world, the little 4.8L is the Rodney Dangerfield of the bunch. Because of its size it just gets no respect. Even the 5.3L—just 0.5 liters larger—gets all the press, to say nothing of the ...

In previous issues we talked about the GM 5.3 engines and how they are abundantly available. Recently, we have been hearing more talk about the smaller version of the LS family known as the 4.8. Now ...

We took an LS3 block from Summit Racing, added a 3.267-inch stroke crankshaft from a 4.8L, spun it to 8,000, and made 607 hp. The secret to this small-block screamer is the short stroke and good head ...