An important header-system design consideration is an engine's number of cylinders and their geometric layout—inline or V-style. To achieve optimum exhaust scavenging on a four-stroke engine, each ...

Our Speedway Motors Signature Series '32 is nearing completion with one hurdle ahead. This is a simple challenge to overcome given how complete the highboy comes out of the crate-build an exhaust ...

At its core, an exhaust system is nothing more than a series of pipes that route toxic fumes from the engine to the back of a car. At least that's what they thought back when outhouses were still in ...

Performance Enthusiasts seem to have a one-track mind. No, not the kind that constantly steers us to pictures of Jessica Alba and Pamela Anderson, but the one that provides tunnel vision in our quest ...

We like to remind you that one of our favorite multi-purpose modifications is the exhaust system, as this allows the engine to “breathe” better, squeezing a few extra horsepower, tickles our ears and ...

SAE Transactions, Vol. 101, Section 3: JOURNAL OF ENGINES (1992), pp. 1560-1570 (11 pages) The recent interest in two-stroke engines for automotive use has produced powerplants of such divergence that ...

Unlocking hidden horsepower gains is a pursuit that many car enthusiasts eagerly embark upon. One of the most effective ways to achieve this is by upgrading your vehicle’s headers. Different types of ...