Competition Clutch Cast Flywheel

2003–2006 Nissan 350Z / 2003–2007 Infiniti G35

Part #: BD-06072-116

Overview

The Competition Clutch Cast Flywheel is a high-performance upgrade designed specifically for Nissan 350Z and Infiniti G35 models from 2003 to 2006 and 2003 to 2007 respectively. Crafted from durable 4140 forged steel, this flywheel offers enhanced strength and reliability, making it an excellent choice for enthusiasts seeking improved drivability and increased performance. Whether you're building a street-driven car or preparing for spirited driving and track days, this flywheel helps support your vehicle's powertrain upgrades while maintaining smooth operation.

Designed with a focus on durability and consistency, the Competition Clutch Cast Flywheel reduces the risk of ring gear separation and friction surface warpage, common issues in high-stress driving conditions. Its one-piece ring gear construction ensures high durability and long-lasting performance, giving you confidence in demanding applications. This flywheel is suitable for use with Stage 1 and Stage 2 clutch kits, making it a versatile upgrade for various performance builds.

Key Features

The Competition Clutch Cast Flywheel incorporates several advanced features to optimize your vehicle's performance and reliability:

• Constructed from 4140 forged steel for exceptional strength and durability under high torque loads.
• One-piece ring gear design significantly reduces the risk of separation and ensures consistent engagement.
• Precisely CNC machined and balanced to factory specifications, ensuring smooth operation and vibration-free performance.
• Resurfacing capability allows for multiple uses, making it a cost-effective upgrade over time.
• Preserves low-end torque and drivability, maintaining your vehicle’s factory-like responsiveness while supporting increased power levels.
• Stamped with 4140 plate and processed at 2000-ton pressure at 1260 degrees for superior material integrity.
• Ideal for street, spirited driving, and track applications where durability and performance are critical.

Construction & Design

The flywheel's construction emphasizes strength and precision. Made from 4140 forged steel, it undergoes CNC machining to achieve exact dimensions and balance, ensuring minimal vibrations and smooth engagement. The one-piece ring gear design enhances durability, preventing common failures such as ring gear separation, which can occur under high-stress conditions. The manufacturing process involves stamping with 4140 steel plates and applying high-pressure treatment at 2000 tons at 1260 degrees, resulting in a product that withstands aggressive driving and increased horsepower demands.

Installation & Fitment

The Competition Clutch Cast Flywheel is a direct bolt-on replacement for the factory flywheel on compatible Nissan 350Z and Infiniti G35 models. Its precise CNC machining ensures perfect fitment with OEM or aftermarket clutch kits. No cutting, drilling, or complex modifications are required for installation. Basic mechanical skills and standard tools are sufficient to complete the swap, making it accessible for both professional technicians and experienced enthusiasts.

• Easy, bolt-on installation with no need for additional modifications.
• Compatible with Stage 1 and Stage 2 clutch kits for enhanced performance.

What's Included

• Cast steel flywheel
• All necessary hardware and fasteners
• Installation instructions

Ideal For

• Performance enthusiasts upgrading their Nissan 350Z or Infiniti G35
• Drivers seeking increased durability and reliability under high-stress conditions
• Street and track applications requiring a high-quality, resurfacing-capable flywheel