General description Forged Connecting Rods designed for various Subaru models, including the Legacy, Impreza, and Forester, as well as Saab and Isuzu vehicles. These rods are made from high-quality forged 4340 aircraft chrome moly steel, ensuring durability and performance for racing applications. Technical specifications Center to center length: 130.5mm / 5.137" Big end diameter: 55mm / 2.165" Small end diameter: 23mm / 0.905" Big end width: 21.38mm / 0.840" Small end width: 21.38mm / 0.840" Material: Forged 4340 aircraft chrome moly steel Horsepower Rating: 200HP/piece Quantity: 4 pieces Pin Type: Bronzed bushing floating pin Bolts: Includes ARP 2000 3/8" bolts (optional upgrade to ARP L19 bolts available) Big end bores honed to +/-0.01mm tolerance Balanced to within +/- 1 g per rod Each rod is magnetic particle tested and 100% X-rayed, sonic tested Compatibility and accessories Compatible with the following models: Subaru Impreza STI EJ20 EJ22 EJ25 Subaru Legacy EJ20 EJ22 EJ25