Hot Rods Connecting Rod Kit Fits Polaris 570

Description

### High Performance Connecting Rod Kit This high-performance connecting rod kit is an affordable, premium-quality replacement designed for heavy-duty use. It features a forged 8620 AISI steel connecting rod and crank pin, ensuring superior strength and durability, which have been hardness-tested for reliability. Key features include: – **Certified 8620 AISI Steel:** Provides superior strength and durability. – **Crank Pin:** Made from hot-rolled ASTM 4115, case-hardened to 58-62Rc. – **Bearing Designs:** Latest caged needle roller bearings for high RPM longevity. – **Big End Design:** Strategically placed side scalloping and vent slots minimize bearing race distortion at high RPM. – **Small Ends:** Double drilled for enhanced lubrication and cooling of the wrist pin bearing. – **Surface Treatment:** Shot-peened to eliminate surface stress risers and smoothly blend rod forging’s radiuses. – **Double Honing:** Produces an ultra-round bearing surface for high RPM reliability. – **Complete Assembly:** Includes rod, crank pin, crank pin bearing, wrist pin bearing, and silver-coated phosphor bronze thrust washers. – **Copper-Coated Forging:** Protects the rod beam during the case-hardening process. This kit is compatible with both Hot Rods and OE crankshafts, providing a reliable solution for high-performance applications.