General description 4340 H Beam Connecting Rods are designed specifically for Peugeot 306 RS S16 and Citroen 2.0L 16V XU10J4RS. These high-performance connecting rods are made from forged 4340 aircraft chrome moly quality steel, ensuring exceptional strength and durability for racing applications. Technical specifications Type: Forged 4340 aircraft chrome moly steel Quantity: 4 pieces per set Bolts: Genuine 3/8" ARP 2000 bolts (upgrade available to ARP L19 bolts) Torque: 48 ft ≈ 65 NM Power: 600hp ~ 800hp Strength of fastening: 220,000/230,000 PSI Top acceleration: 9000 rpm Dimensions: Center to center length: 158 mm Big end diameter: 53.7 mm Small end diameter: 20 mm Big end width: 24.15 mm Small end width: 19.5 mm Tolerance: Balanced to +/- 1 gram in set Piston bolt hole tolerance: +-4/1000 mm Warranty: 2 years for any manufacturing defect Installation Professional installation is highly recommended as no instructions are included. Usage These connecting rods are ideal for