Over two decades after the first modular motor rolled off the assembly plant at FoMoCo, we're still discovering ways to improve "cammer" engines. Two-thousand eleven was a big year for the Blue ...
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 ...
This diagram shows the major cam events through one full cylinder cycle (two crank revolutions or 720 degrees), beginning at TDC firing. The exhaust lobe and valvetrain is closer to the front, and ...
It appears that the timing chains fitted to Nissan Navaras and Pathfinders with YD25 engines are week and stretch, and in most cases break with the valves hitting the pistons. The result is usually a ...
Despite declining sales and revenue in 2025, Harley-Davidson has been the dominant American motorcycle maker for most of its long and illustrious history. Harley has produced a succession of engines ...
Does a 1.6 petrol 2007 Mazda 3 have a timing chain or cam belt? Does the Fiat 500 Twin Air use a belt or chain? I have a 2015 Fiat 500 Twin Air which has done 33,000 miles. Should I be considering ...
The 2.4-litre four-cylinder engine in the Camry 30 Series does have a timing chain rather than a belt and it doesn't need to be serviced as your friend was told. Disclaimer: You acknowledge and agree ...
The Citroen C1 (built from 2005 - 2014) 1.4 diesel uses a timing belt that should be replaced every five years or 60,000 miles (whichever comes first). 1.0-litre petrol uses a timing chain. It should ...
For years, beltdriven timing drives have been the accepted standard in NASCAR Nextel Cup racing. The same holds true in the Busch Series and Truck Series as well as other top touring racing series.
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