Brian Crower 4340 steel billet rods for the Honda Civic Type R (17-up). The ProH2K incorporates every feature of the premier ProH625+ connecting rod...same material, same CNC programming, same pin oilers, same double ribbed cap, same everything...except the fasteners. The ProH2K utilizes the more economical, yet venerable ARP2000 rod bolts, rated to 220,000 p.s.i. The ProH2K is rated in excess of 200HP per cylinder. The ProH625+ rod from BC is the premier industry connecting rod. Made from aerospace-grade 4340 steel, the ProH625+ utilizes every strength and benefit feature ever assembled in a connecting rod design. Incorporating ARP's ultimate fastener, the Custom Age 625+, rated to 280,000 p.s.i., the ProH625+ 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 250+HP per cylinder.