General description Stahl Connecting Rods Bolts are specifically designed for Alfa Romeo 75 Milano GTV6 V6 2.5/3.0L engines. These forged H-beam conrods are made from high-quality 4340 aircraft chrome moly steel, ensuring exceptional strength and durability for racing applications. Each set includes 6 pieces and comes with genuine ARP 2000 bolts, with an option to upgrade to ARP L19 bolts. Technical specifications Con Rods Type: Forged 4340 aircraft chrome moly steel Quantity: 6 pieces Bolts: Genuine ARP 2000 3/8" bolts Tolerance: Balanced to +/- 1 gram Piston Bolt Hole Tolerance: +-4/1000mm Power: 600hp ~ 800PS per set Strength of fastening: 220,000/230,000 PSI Torque: 48ft ≈ 65 NM Top acceleration: 9000rpm Warranty: 2 years for manufacturing defects Dimensions: Center to center length: 131.1mm Big end diameter: 55.6mm Small end diameter: 22mm Big end width: 24.8mm Small end width: 23.7mm Installation Professional installation is highly recommended as no instructions are included.