Cloyes is a US based brand founded in 1921 by Raymond T Cloyes specializing in timing drive systems and related engine components for both original equipment manufacturers and the aftermarket They make timing chains belts sprockets tensioners guides VVT components and more Their products include stock replacement and high performance lines They operate manufacturing facilities including a large plant in Arkansas with in house machining heat treatment and quality labs Cloyes owns brands like Dynagear and CY-LENT and is known for OE quality reliability and broad vehicle coverage