Manufacturer: FCP Engineering Model: FCPRHA14450620-5 Profile: H-beam C to C: 144mm Big end diameter: 50.6mm Pin diameter: 20mm Quantity: 5 pcs., 10 pcs. ARP2000 3/8″ bolts Made of: forged steel 4340 EN24er Advertised horsepower rating: 700HP (5 cylinder) Advertised RPM rating: 9000RPM Audi 90, Coupe – 2.3 20V (7A) 200, S2, RS2, S4, S6 – 2.2 20V Turbo (3B, ABY, ADU, AAN)