Every Livernois Motorsports engine component is engineered and assembled to work seamlessly as a package solution. All Livernois piston, rod, crankshaft, bearing, and fastener choices are designed to provide exceptional durability and unmatched precision. Livernois produces meticulously crafted, precision engines with custom-designed components built from decades of racing and engineering knowledge.
Livernois Motorsports & Engineering has become best-known for revolutionary tuning and high-end performance products for late model Ford, Mopar and GM vehicles. The company is proud of its deep roots in the automotive and motorsports industry dating back to its original founding in 1949. Since then the company has expanded its product line to include tuning and performance components for desert racing, SCCA and drag racing. Livernois Motorsports is proud to engineer, test and manufacture its products in the USA.
Manley Pro Series connecting rods are forged from aircraft quality 4340 vacuum degassed material. Each rod is fully machined in the Manley Lakewood, NJ factory to the highest standards. Our signature "Pro Series Lightweight" design combines the appropriate weight and rugged strength for ultimate horsepower applications. Each rod is shot peened after machining and magnafluxed. Bores are held to exacting tolerances. Bend and twist is tightly controlled. Cap fasteners are ARP 2000 alloy cap screws