General description The 4x Connecting Rods for Alfa Romeo Nord 2000 feature a robust H-beam design, crafted from forged 4340 aircraft chrome moly steel, ensuring high strength and durability for racing applications. Each set includes genuine ARP 2000 bolts rated at 220,000 psi, with an optional upgrade to ARP L19 bolts rated at 260,000 psi. These connecting rods are designed for optimal performance, supporting an advertised horsepower rating of 200HP per piece and capable of top acceleration up to 9000rpm. Technical specifications Center to center length: 157mm / 6.181" Big end diameter: 53.7mm / 2.114" Small end diameter: 22mm / 0.866" Big end width: 26.75mm / 1.053" Small end width: 23.7mm / 0.933" Package size: 28cm x 21cm x 10cm Installation Professional installation is highly recommended to ensure optimal performance and reliability. Usage These connecting rods are suitable for use in Alfa Romeo Nord 2000 Turbo and Alfa Romeo 1750/2000cc engines, designed for racing applications.