When it comes to engine performance, durability, and long-term reliability, few components matter more than the cylinder sleeve. At PowerBore, high-performance cylinder sleeves aren’t just another part, they’re the foundation of everything we do. PowerBore is a U.S.-based manufacturer specializing in high-performance cylinder sleeves and liners for automotive, racing, industrial, agricultural, and specialty engine applications. What [...]

PowerBore Cylinder Sleeves is a proud sponsor of Bryan Kerrick of Silver Alert Racing.