Engine Masters Ep. 9 Busts the Backpressure Myth: 3-inch vs. 2.5-inch Exhaust!Of course, exhaust diameter and length do play a critical role in how much horsepower is built—and where in the rpm ...

With Trick Flow’s 1.6-ratio, 3⁄8-inch-stud-mount roller-rocker arms (PN TFS-51400510), the HCI package can be bolted together on a stock 5.0 without concerns about piston-to-valve clearance.

As with the test run on the normally aspirated 5.4L combination, we compared 1-inch, 1 7/8-inch, and 2.0-inch American Racing headers against the factory exhaust manifolds.

According to MBRP, the new Chevy Silverado ZR2 cat-back exhaust includes 3-inch and 2.5-inch piping, providing a 33-percent increase in flow.

On this episode of Engine Masters, David Freiburger and company set out to determine if a 3-inch exhaust system will net a loss when compared to a 2.5-inch exhaust on a Chevrolet L98 V8 engine out ...

A bolt-on design that employs 304L aircraft-grade stainless steel, the Milltek Sport exhaust features 2.5-inch piping and 4.5-inch exhaust tips.

The NanoPi R76S has a Rockchip RK3576 processor, support for up to 16GB of RAM, dual 2.5 Gigabit Ethernet ports, and an M.2 socket that can be used for an optional wireless card.

We take a junkyard 4.6l 2v ford motor and with a eBay we build a 592hp monster for $2,298. Only at www.hotrod.com, the official website for Hot Rod Magazine.

The primary difference between it and the Stage One comes in the guise of a TIG-welded stainless 2.5-inch exhaust system. The advertised 250 brake horsepower is only possible if equipped with an ...

The 15.6-inch Lenovo Flex 5 makes a nice alternative to a traditional mainstream laptop, especially if you've got entertainment in mind.

A 2.5-inch exhaust system (with a choice of silencers) is optionally available, as is a four-into-one manifold with a high-flow catalytic converter.

BBR Mk4 MX-5 upgrades - details 160hp for the 1.5 and up to 190hp for the 2.0 in range of tuning packages for the new MX-5 from BBR By Dan Trent / Wednesday 2 December 2015 / 60 comments ...