If you are considering a junkyard LS build then do it. Because if you are considering it there is a reason. It’s probably because the rest of your project is already over budget or because you didn’t have much budget to begin with. So in that case, in the name of going out and having fun with your car or truck, you should absolutely be out there putting together a junkyard LS for your project. But do you need to worry about whether you get a 4.8L or a 5.3L? Or should you just get what you can and make it work?
Here’s the straight scoop on which is best and why so you can make the decision based on what kind of deal you can find.
SHOULD I RUN A CHEAP, JUNKYARD 4.8L OR 5.3L LS? WHICH STOCK LS MAKES MORE POWER? IS BIGGER REALLY BETTER? WHAT HAPPENS WHEN YOU ADD A CAM UPGRADE TO EACH ONE? WHICH JUNKYARD COMBO IS BEST FOR BOOST? DOES LOW-SPEED TORQUE IMPROVE BOOST RESPONSE? CHECK OUT THIS VIDEO WHERE I COMPARED A STOCK 4.8L TO THE LARGER 5.3L IN STOCK TRIM. I THEN COMPARED EACH AFTER ADDING A TRUCK NORRIS NSR CAM TO EACH. HOW DO THE POWER CURVES FOR EACH COMPARE IN STOCK TRIM? HOW DO THEY COMPARE AFTER ADDING THE CAMS? CHECK IT OUT-IT’S ALL HERE!