Sometimes theory is neat, but sometimes it fails to describe what actually takes place. The theory of internal combustion engines falls into this category, especially with respect to the function of ...

In the first installment we dealt with the essentials of spec intake manifolds. The story was intended to establish a level of understanding that would enable more specific information to be helpful, ...

Sponsored Content. We may receive a commission on purchases made from links. The 6.7-liter Cummins turbodiesel inline-6 is one of the most widely used diesel engines out there. It has been fitted to ...

Internal combustion engines are fairly simply machines. When you break it down, they are nothing more than air pumps. When it comes to making horsepower and torque, the simple fact is the more air you ...

For more than four decades, Lingenfelter Performance Engineering has been churning out a slew of wild high-performance products, from engine upgrades, to parts, to crate engines. Now, the tuner is ...

Inline-sixes tend to have problems tied to their size and length, higher camshaft flex and torsion, uneven air/fuel ...

Given the amount of time and effort that goes into the design of a factory intake manifold, it's not surprising that it's sometimes difficult to improve upon the stock induction system. Stock ...

The intake manifold in a vehicle plays a critical role, distributing incoming air evenly to each cylinder of the engine. This essential component directly influences both engine performance and fuel ...

The 6.0 liter V8 LS2 engine was produced by General Motors for use in performance vehicles and sports cars. It is part of GM’s Gen IV Small Block engine family and was first introduced in the 2005 ...