FA20 I Beam Extreme Connecting Rods The BC I Beam Extreme rod from BC is the premier industry connecting rod. Incorporating ARP's ultimate fastener the Custom Age 625 rated to 280000 p.s.i. the BC625 delivers the ultimate clamping ability at high horsepower and rpm. This rod is intended for the true hardcore enthusiast and racer and is rated in excess of 300HP per cylinder. For more information visit http://www.briancrower.com/makes/toyota/4ugse_rods.shtml