ARP Pro Series Rod Bolt Kits

2011–2025 Subaru Forester / Subaru Impreza / Subaru WRX 2.0L Turbo

Part #: 300-6706

Overview

The ARP Rod Bolt Kit is a high-performance replacement fastener designed for enthusiasts and professionals seeking maximum reliability and strength in their engine builds. Crafted by ARP, a leader in high-quality fasteners, this kit is ideal for high-performance applications, including turbocharged engines, racing, and spirited street driving. Whether you're building a race engine or upgrading your stock setup to handle increased power, these rod bolts provide the durability and precision needed to support your goals.

Engineered for demanding conditions, the ARP Pro Series Rod Bolt Kit ensures your connecting rods stay secure under extreme stress. With a focus on quality and longevity, these bolts help support increased horsepower and torque, giving you confidence in your engine's integrity during high-RPM operation and aggressive driving.

Key Features

The ARP Pro Series Rod Bolt Kit offers a range of advanced features designed to optimize engine performance and reliability:

• Manufactured from premium-grade alloy steel for exceptional strength and fatigue resistance.
• Precision CNC-machined to exact specifications, ensuring perfect fitment and consistent clamping force.
• Heat-treated and threads rolled to significantly enhance fatigue strength—up to ten times that of standard OEM fasteners.
• 7/16˝ diameter bolts with a 16-piece set, suitable for a variety of high-performance engine builds.
• Designed to withstand the stresses of high-combustion engines, including forced induction setups.
• Engineered for durability and long-term reliability in demanding applications.
• Compatible with a wide range of Subaru engines, especially turbocharged models requiring upgraded fasteners.

Construction & Design

The ARP Rod Bolt Kit features a robust construction utilizing high-quality alloy steel, which is CNC-machined to tight tolerances for precise fitment. The heat treatment process enhances the bolts' strength and fatigue life, making them suitable for high-stress environments. Thread rolling further improves the surface finish and load-carrying capacity, reducing the risk of thread fatigue or failure. The design ensures consistent clamping force, critical for maintaining proper bearing clearance and engine durability during high-performance operation.

Installation & Fitment

The ARP Pro Series Rod Bolt Kit is a direct replacement for factory fasteners, making installation straightforward for experienced mechanics and enthusiasts. No special tools beyond standard torque wrenches are required. Proper torque specifications must be followed to ensure optimal clamping force and engine integrity. These bolts are compatible with a variety of Subaru engines, including turbocharged models, and are suitable for both rebuilds and performance upgrades.

• Easy bolt-on installation with standard hand tools and torque wrench.
• No modifications or special procedures required.

Always refer to your engine's service manual for specific torque settings and installation procedures to ensure safety and performance.

What's Included

• 16 high-strength connecting rod bolts
• Installation instructions

Ideal For

• High-performance engine builds and rebuilds
• Turbocharged Subaru engines
• Racing and spirited street driving
• Enthusiasts seeking maximum durability and reliability