Upgrading your engine doesn't mean that you should improve only the major parts; that's because even the minor ones are just as important. Take the timing chain for example. It may look insignificant, but any engine builder knows how crucial a timing chain is to engine performance. So, if you're planning to replace the overstretched timing chain that you've had for years, try to get a Comp Cams Timing Chain. The Comp Cams Timing Chain is made of hardened steel, which has been heat-treated to allow for superior toughness. Also, its camshaft gear and crank sprocket are made of cast iron and induction-hardened billet steel for unparalleled durability. Its double-roller chain is equipped with a heavy-duty pin design that gives you smooth engine performance at a pocket-friendly price. Plus Comp Cams engineers designed this product to avoid runouts. Whether you're into street driving or going for the lead in the racing oval, this timing chain is an ideal upgrade for your engine. So if you want a minor part that makes a major difference, go for the Comp Cams Timing Chain.