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4G63 EVO IX ProH625+ Connecting Rods
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.
Part # Description # Qty # C-to-C BE Bore BE Width PE Bore PE Width Gram Wt Buy Now Status
BC6108 Mitsubishi EVO IX - ProH625+ w/ Custom Age Fasteners 4 5.906" 1.890" 1.038" .866" .900" 578 In-Stock
BC6110 Mitsubishi 4G63 / 4G64 Block / 7-Bolt, EVO VIII - ProH625+ w/ Custom Age Fasteners 4 6.141" 1.890" 1.038" .866" .900" 580 In-Stock
4G63 EVO IX ProH2K Connecting Rods
The ProH2K (formerly Sportsman) 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 175HP per cylinder and priced for the everyday performance enthusiast who isn't going to the moon.
Part # Description # Qty # C-to-C BE Bore BE Width PE Bore PE Width Gram Wt Buy Now Status
BC6109 Mitsubishi 4G63 EVO IX - ProH2K w/ARP2000 Fasteners 4 5.906" 1.890" 1.038" .866" .900" 576 In-Stock
BC6118 4G63 / 4G64 Block / 7-Bolt, EVO IX - ProH2K w/ARP2000 Fasteners 4 6.141" 1.890" 1.038" .866" .900" 586 In-Stock
I-Beam Connecting Rods
BC offers an I-Beam style connecting rod for those who prefer that traditional design over the H Beam style. The I-Beam is a proven configuration that is very popular among the Mitsubishi crowd. Features ARP2000 bolts standard, ARP625+ Custom Age bolts are available as an upgrade for an additional cost.
Part # Description # Qty # C-to-C BE Bore BE Width PE Bore PE Width Gram Wt Buy Now Status
BC6107 Mitsubishi EVO IX - I-Beam w/ARP2000 Fasteners 4 5.906" 1.890" 1.038" .866" .900" 612 In-Stock
BC6106 Mitsubishi EVO IX - I-Beam Extreme w/ARP Custom Age 625+ Fasteners 4 5.906" 1.890" 1.038" .866" .900" 613 In-Stock
BC6117 4G63 / 4G64 Block / 7-Bolt, EVO IX - I-Beam w/ARP2000 Fasteners 4 6.141" 1.890" 1.038" .866" .900" 628 In-Stock
BC6116 4G63 / 4G64 Block / 7-Bolt, EVO VIII - I-Beam Extreme w/ARP Custom Age 625+ Fasteners 4 6.141" 1.890" 1.038" .866" .900" 630 In-Stock
ARP FASTENERS
BC Brian Crower is proud to feature ARP, the premier manufacturer of high quality fasteners, in every BC connecting rod. ARP rod bolts are superior to those from other manufacturer’s, especially in the area of fatigue strength. Testing has shown that ARP rod bolts have ten times the fatigue strength of other fasteners. These fasteners are also available for purchase separately for replacement purposes. ARP2000 – an exclusive, hybrid alloy developed to deliver superior strength and better fatigue properties, capable of achieving a clamp load of 220,000 psi. ARP Custom Age 625+ - Newly formulated super-alloy demonstrates superior fatigue life cycle, tensile strength and toughness, with complete resistance to atmospheric corrosion and oxidation. The Custom Age is ARP’s ultimate fastener, capable of achieving a clamp load of 260,000 psi.

Rod bolts are sold separately, please specify total number of bolts required when ordering.

Part # Description # Qty # Spec Torque Buy Now Status
AR8900 ARP2000 1 3/8" / 1.600" Under Head Length 45 Ft Lbs In-Stock
AR8910 Custom Age 625+ 1 3/8" / 1.600" Under Head Length 48 Ft Lbs In-Stock
CONNECTING ROD BUSHINGS
BC Brian Crower connecting rod bushings are available for purchase as replacements to existing bushings that come installed in all new BC connecting rods. Manufactured from Aluminum/Silicone/Bronze material. Bushings are one piece billet and are sold separately as one only units.

Replacement rod bushings are sold as a one only unit, please specify total number of bushings required when ordering.

Part # Description # Qty # Buy Now Status
BC8700 .787”/20mm 1 In-Stock
BC8701 .827”/21mm 1 In-Stock
BC8702 .866”/22mm 1 In-Stock
BC8703 .905”/23mm 1 In-Stock
619.749.9018 ph
619.749.9128 fx
Some products listed are not legal for sale or use on emission controlled motor vehicles, RPM ranges vary on application.Warranty Information Copyright © Brian Crower Inc. All rights reserved.   Follow runBC on Twitter     
WARNING: This product can expose you to chemicals, including Chromium (hexavalent compounds), lead and lead compounds, which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov