COMP Cams

Let’s Talk Torque: LS Truck Upgrades

We all know a cam is the go-to upgrade for any LS, but for truck guys, mild is the new wild, especially when you combine it with a cheap set of cylinder heads!

Words and Photos: Richard Holdener We all know that adding a cam to an LS application is the go-to method of power production. The question then becomes, how much cam do I add? Cam swaps can easily improve the power output of an otherwise-stock LS application by over 100 hp, but are all LS owners looking for maximum power production? ... Read More »

Building Better Boost: Turbo LS Cam Swap

Why do you need to upgrade your cam when you have boost?

When it comes to improving power on almost any motor, few things can rival boost. This is especially true of the LS platform, as they seem to take to boost like a proverbial fish to water. The great thing about boost is how easy it is to get extra power. Whether it comes from a supercharger, or (like in our ... Read More »

LY6 Cam Upgrade

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Words and Photos: Richard Holdener We have seen it happen again and again, but no matter how many times you see the impressive power gains offered by a cam swap on an LS application, it never gets old. The go-to LS for most enthusiasts remains the venerable 5.3L. Used in millions of GM truck applications, the workhorses are available in ... Read More »

5.3L Accessories: What Are They Worth?

How much power is a fan worth, and how the hell do you get these stupid things off?

Words and Photos By: Richard Holdener One of the most common questions we get while dyno testing our typical 5.3L LM7 LS motor is how can a stock 5.3L make 355 hp? This is a fair question, given the fact that it was rated at just 285 hp (275 for the early versions). Do we not know what we are doing? ... Read More »

Rectangle vs Cathedral Port Cam Test

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Words and Photos: Richard Holdener Okay LS enthusiasts, by now you should have gotten the memo that the first upgrade you should make to your motor is a cam swap. Of course, a bigger cam will also require a spring upgrade, but that is just common sense (or it should be). We all know that the right cam can offer ... Read More »

Spring Into Action

Before you think about a cam swap, better make sure you have sufficient spring pressure.

Ford 306 Spring Upgrade Words and Photos: Richard Holdener Making more power is a common goal, and the great thing about wanting more power is that there are many ways to go about getting it. Though we applied what we learned to a 5.0L Ford combination, it works equally well on just about every engine family out there, from Ford ... Read More »

The 100 Horsepower Upgrade: Cam Only 5.3L Test

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Words and Photos: Richard Holdener  Despite being introduced way back in the 1990’s (1999 to be exact), and being replaced by the new Gen V LT engine family, the LS engine still reigns supreme. One need only look at the popularity of the LS for all manner of performance, including its use for engine swaps. If market sales are any ... Read More »

LS3 Stroker Cam Swap

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Words and Photos: Richard Holdener The camshaft is one of the key components in the success of any LS build. Even if you have a serious stroker with the best flowing heads and the hottest intake, they can’t be expected to provide optimum performance without the right cam timing. To provide maximum performance, all of the individual components must work ... Read More »

More Motor and More Blower

Blowers, cams, and big blocks, oh my!

Words and Photos: Richard Holdener There is a very famous saying among performance enthusiasts that goes something like this: No matter how much power you give someone, they will always want more! This is especially true of racers, but even applies to hardcore street guys. The problem is that once we have sampled what feels like all the power we ... Read More »

Street Stroker 351W Gets a COMP XFI Cam

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Words and Photos: Richard Holdener When it comes to coaxing more power from your combination, there are a number of different avenues. Bolt-ons are a time-honored tradition, as bolting on the right set of heads, cam, and/or intake can yield substantial results. Of course, there is always boost, and everyone knows that all motors, including our Ford stroker, work well ... Read More »