I have a 355 small-block Chevy in my 1971 Nova and just swapped on a set of used aluminum heads. I was told the heads have 180cc intake runners, 64cc chambers, 65cc exhaust ports, and 2.02/1.60-inch ...
Most modern variable valve-timing (VVT) systems use a cam phaser that rotates the position of each cam­shaft relative to the timing chain. Think of making a record turntable go faster or slower by ...
Getting step motors up to speed has never been a problem. Getting them to stop is a different matter. Step motors (because of their magnetodynamics) are naturally springy, so they tend to vibrate at ...