Polaris Pro-R - Lightweight w/ARP2000 Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance connecting rods deliver the reliability required for high rpm applications. Every rod is CNC machined, micropolished surface finish treatment, equipped with Aluminum/Silicone/Bronze pin bushings and finish honed to exacting tolerances.
| C-to-C | 4.915" |
| BE Bore | 1.8898" |
| BE Width | 0.955" |
| PE Bore | 0.866" |
| PE Width | 0.830" |
| Gram Wt | 496 |
| Torque Specs | 50-55 ft lbs - 3/8" |