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Tag Archives: LS

Speed Secrets: What’s So Great About the FAST LSXR Intake?

Speed Secrets: What’s So Great About the FAST LSXR Intake?

When GM designed the LS1 engine, they didn’t give it an intake to do it justice. Thankfully, FAST came up with a solution. Richard Holdener explains the magic behind the FAST LSXR intake in this episode of Speed Secrets. Read More »

COMP Cams® Beehive™ LS6+ Valve Springs for GM LS Applications

OLYMPUS DIGITAL CAMERA

Memphis, TN –COMP Cams® introduces Beehive™ LS6+ Valve Springs for GM LS Applications, an improved option over popular GM LS6 valve springs. Improving upon the “blue” GM LS6 factory valve spring, COMP Cams® LS6+ valve springs allow for 4% higher seat and open loads for better dynamic control, as well as an extra .030” of lift capability. These springs are ... Read More »

COMP Cams® LST™ Camshaft Packages for GM LS Applications

COMP LST Cam Package

  Memphis, TN – COMP Cams® LST™ (Low Shock Technology) Camshaft Packages for GM LS applications take the guesswork out of choosing the right valve train upgrade package for your specific engine and desired performance. The “Low Shock Technology” behind COMP Cams® LST™ Camshaft Packages features lobe profiles designed to maximize horsepower, while improving stability at higher RPM. These profiles ... Read More »

FAST XR Series Coils for GM LS Engines Offer Up To 20 Percent More Spark Energy

FAST XR Series Coils for GM LS Engines

New FAST XR Series Coils for GM LS engines offer 15 to 20 percent more spark energy than stock coils. The coils are constructed from premium, ultra-pure copper alloy windings, resulting in firing performance approaching 50,000 peak volts.  Tested to 8,000+ RPM and almost 1,500 HP, the FAST XR Series Ignition Coils have been proven to perform in some of the harshest ... Read More »

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 »

COMP Cams Micro Surface Enhancement Better Than Traditional Polishing

COMP Cams Micro Surface Enhancement

COMP Cams is the first in the automotive aftermarket to employ a new camshaft finish technology for increased strength and performance that far exceeds traditional polishing. Micro Surface Enhancement (MSE) is a finishing process that improved the traditional camshaft lobe and bearing journal through a 65-percent reduction in surface peak roughness and provides a 250-percent improvement in the effective load bearing ... Read More »

COMP Cams GM Sportsman Tool Steel Camshafts Offer Strength, Flexible Profiles

COMP GM tool steel cam

Custom GM Sportsman Tool Steel Camshafts from COMP Cams feature core technology widely used in NASCAR, NHRA and other professional race engines for its high strength and profile flexibility. Special ST4 grade tool steel is available only from COMP Cams and 30 percent stronger than SAE 5150 or SAE 8620 options. Due to its higher carbon content, it has been shown to ... Read More »

Low Buck DIY: LT1 Adjustable Cam Gear

We chucked up our trusty .350 bit and made our way through the metal, slotting the holes.

When upgrading our LT1 to an LS1-style ignition with the bolt-on kit from EFI Connection, we began installing our camshaft from COMP Cams with the factory cam gear. We found our Top Dead Center and then our Intake Lobe Centerline. To meet our desired 111 degree intake centerline, the cam core was ground at 115 degree lobe separation angle with ... Read More »

FAST EFI and the Week To Wicked C10

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Every year, the crunch to bring a new vehicle to SEMA has shops working hard. While some labor for months or even years on their vehicles, Classic Trucks Magazine did it in one week. With the help of Fuel Air Spark Technology (FAST) EFI from the COMP Performance Group, project “Week to Wicked” turned a ¾-ton long bed into a lowered, ... Read More »