Forged from a high-silicone aluminum alloy to deliver long life and consistent dimensionsWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperaturesSold in kits that include two pistons, rings, piston pins and circlipsInclude forged pistons with coated skirts, rings, retainer clips and chrome piston pinsPiston kits are available with Hastings-style X-Ring package (.062 top ring, .062 compression ring and .158 oil ring)