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Four EFI intakes walk into a dyno: two dual-quads, a 105mm Hi-ram, and a polymer long-runner.
While the peak numbers might shake out like you'd expect, the overall results are quite interesting.
We all know that thinner rings make more power, but do they affect your engine's temperature in a meaningful way?
Total Seal's Lake Speed, Jr walks us through tests he's performed and explains what's happening.
Gale Banks quest to twin-charge a 7.0L Duramax Diesel engine has been two and a half years in the making, and is still ongoing.
While he reached his 1,200-horsepower goal, he still has theories to test.
Holdener’s latest cross-matched quandary focuses on a lowly 4.8L LS engine and what would happen if you could bolt a supercharger from a Cadillac on it.
Applying its line of Low Shock Technology to the Gen-III Hemi, Comp Cams has put together an all-in-one cam and valvetrain package.
The Stage 2 HRT package combines power and streetability for late-model Mopars.
460 cubes is an iconic Ford displacement, but it usually comes from a big-block Ford.
Cramming that much displacement into an off-the-shelf small-block is no easy feat, as Prestige Motorsports shows.
Remote-mounted turbochargers generate lots of theories as to how and why they perform the way they do.
Here, Richard Holdener stops guessing and finds out what really affects things on the dyno.
The infamous "Beer Money" finally outgrew its turbo 5.3-liter engine.
Now it's time for Pete Harrell to build an even more scrappy LS3 to shave weight and make more power.
The Gen-III Hemi is an impressive powerplant, but even the mighty Hemi can benefit from a set of aftermarket cylinder heads.
Prestige Motorsports dyno tests Edelbrock's RPM Hemi heads to see what they are worth.
The 2JZ engine is historically one of the best engines ever developed by Toyota.
In this video, Rick Caston finds the weakest link after a huge engine failure.
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