LS Engine DIY

Do It Yourself LS Engines

The Best Cylinder Heads for your Gen IV LS-Engine

January 12, 2022 by LS Engine DiY

LS7, LS3, and LS9 Cylinder Heads Earlier Gen III LS heads, such as those found on LS1, LS6, and various Q Series truck engines, feature tall intake ports referred to as “cathedral” ports. The cathedral-roof shape at the top accommodates the fuel-injector path. The LS2 engine also features cathedral-port heads but is technically considered a […]

Filed Under: Gen IV LS-Series, LS Engine Tech Tips

How to Choose the Best Cam & Lifters for a Gen IV LS-Engine

December 15, 2021 by LS Engine DiY

How to Choose the Best Cam & Lifters for a Gen IV LS-Engine

Today’s performance aftermarket offers a wide selection of camshaft profiles for enhanced performance, from street-mild to all-out racing competition. While factory camshafts all utilize hydraulic roller lifters, the performance aftermarket offers lifter application in both hydraulic and solid designs. One very significant feature of the LS cam design is its cylinder firing order. While the […]

Filed Under: Gen IV LS-Series, LS Engine Tech Tips

What is an LT-Engine: The Complete Guide to Understanding GM’s Marvel

September 21, 2021 by LS Engine DiY

What is an LT-Engine: The Complete Guide to Understanding GM's Marvel

Ever since the release of the original small-block Chevy in 1955, Chevrolet engines have been the king of all engine swaps. Some of this is due to the sheer production volume of these engines, but in modern times, aftermarket support and ease of installation has allowed Chevro­let to continue dominating the realm of engine swaps. […]

Filed Under: LS Engine Tech Tips

Gen IV LS Turbo Shootout! Choose the Best for Power

September 14, 2021 by LS Engine DiY

For maximum power production, it’s hard to beat boost from a turbo­charger. The cheap-date method for LS owners is to find a 5.3 truck engine in the junkyard then install a cam, springs, and turbo system. This combination has powered some seri­ous street machines, and the same philosophy can be applied to LS3 and LS7 […]

Filed Under: LS Engine Tech Tips

How to Choose the Best LS Gen IV Engine Block

August 17, 2021 by LS Engine DiY

How to Choose the Best LS Gen IV Block

Engine blocks in the LS family share similar characteristics, with deviations primarily based on cyl­inder bore size. One of the primary differences between Gen III and Gen IV blocks is the relocation of the camshaft position sensor, which was moved from the Gen III location at the rear top of the block to the timing […]

Filed Under: Gen IV LS-Series, LS Engine Tech Tips

Gen IV LS-Engine: Nitrous Oxide Combos for Power

August 3, 2021 by LS Engine DiY

Gen IV LS Nitrous Oxide Combos for Power

When it comes to bang for the buck, nothing compares to nitrous oxide. Toss in the fact that it is easy to install (and conceal) and the power output is adjustable (as with forced induction). It’s easy to see why nitrous oxide is all the rage among street racers and enthusiasts. Short of a well-prepared […]

Filed Under: LS Engine Tech Tips

Gen IV LS Cylinder Head Shootout! Choose the Best for Power

June 22, 2021 by LS Engine DiY

Gen IV LS Cylinder Head Shootout! Choose the Best for Power

Working with the intake and camshaft, the cylinder heads are part of the trio of performance components that dictate the power output of the engine. In the case of the LS3 and (especially) LS7, the factory heads offer exceptional air­flow. Unlike cathedral-port heads (706, 317, 243, etc.), it is difficult to improve upon the power […]

Filed Under: LS Engine Tech Tips

How to Install the Right Fuel Pump on an LT-Swap

June 16, 2021 by LS Engine DiY

How to Install the Right Fuel Pump on an LT-Swap

When it comes to fuel pumps, there are two categories: in-tank or external. The in-tank pumps are more complicated to install, but they tend to last longer, hold higher pressure, and run quieter. Retrofitting an in-tank pump costs more, but the cost is worth it in reliability. There are two ways to add an in-tank […]

Filed Under: LS Engine Tech Tips

How to Choose Performance Pistons for Gen IV LS Engines

June 8, 2021 by LS Engine DiY

Performance Pistons for Gen IV LS Engines

The OEM pistons for LS  engines are all cast hypereutectic construction except for the LS9 with its factory-forged pistons. Don’t be alarmed about the “cast” term. Unlike earlier cast pistons, hypereutectic pistons feature a dense casting process with high silicon content. They’re stronger than old-school cast pistons, and they’re more stable in terms of thermal […]

Filed Under: LS Engine Peformance, LS Engine Tech Tips

Best Camshafts for Performance: Gen IV LS Engines

May 26, 2021 by LS Engine DiY

Best Cams for Gen IV LS Engines

One of the most misunderstood performance components on any LS engine has to be cam timing. The difficulty is only compounded when you add things such as nitrous oxide, turbos, or superchargers. From an anatomical standpoint, the camshaft can be likened to the brain because the cam profile determines how effectively (when and where) breathing […]

Filed Under: LS Engine Peformance, LS Engine Tech Tips

  • 1
  • 2
  • 3
  • …
  • 9
  • Next Page »

Copyright © 2023 · News Pro Theme on Genesis Framework · WordPress · Log in