Clutch Masters FX300 Clutch Kit

2003–2004 Mazda 6 2.3L 4-Cylinder

Part #: 10058-HDTZ

Overview

The Clutch Masters FX300 Clutch Kit is designed for driving enthusiasts who seek reliable, high-performance clutch performance for street and spirited driving. Built specifically for the 2003–2004 Mazda 6 with a 2.3L 4-cylinder engine, this kit offers a perfect balance of smooth engagement, long-lasting durability, and increased holding capacity. Whether you're a daily driver pushing your vehicle to its limits or a weekend racer looking for improved response, the FX300 provides the confidence and performance you need.

This clutch kit is ideal for those running naturally aspirated setups with cylinder head work and/or hotter camshafts, or vehicles equipped with medium-boost turbo or supercharger systems. Additionally, it supports up to 100 horsepower of nitrous oxide, making it a versatile upgrade for various performance applications. The FX300 is engineered to deliver a noticeable improvement in pedal feel and engagement, ensuring a seamless transition from stock to high-performance driving.

Key Features

The FX300 Clutch Kit incorporates advanced materials and thoughtful design to optimize performance and longevity. Here are some of its standout features:

• Power Plus I Pressure Plate: This high-performance pressure plate provides increased clamping force while maintaining a smooth pedal feel, ensuring reliable power transfer under demanding conditions.
• Steel Back Segmented Kevlar Disc: The segmented Kevlar disc offers excellent heat resistance, durability, and consistent engagement. Its design helps dissipate heat effectively, reducing the risk of fade during aggressive driving or extended use.
• Long Life Disc: The clutch disc is engineered for durability, providing long service life even under high-stress conditions, making it suitable for both daily driving and spirited use.
• Smooth Engagement: The kit is designed to offer a progressive engagement, minimizing chatter and providing a comfortable driving experience.
• Enhanced Pedal Feel: Slightly increased pedal pressure over stock ensures precise control without sacrificing drivability, ideal for enthusiasts seeking a performance upgrade without a harsh pedal feel.
• Quality Construction: Manufactured with high-grade materials and precision craftsmanship, ensuring reliable performance and longevity.

Construction & Design

The FX300 Clutch Kit features a robust steel back segmented Kevlar disc paired with a high-capacity Power Plus I pressure plate. The segmented Kevlar lining is chosen for its superior heat resistance and durability, making it suitable for high-stress applications. The steel back design provides stability and consistent engagement, while the segmented pattern helps in heat dissipation and reduces warping.

The pressure plate is engineered with a reinforced diaphragm spring and high-quality components to deliver reliable clamping force and smooth operation. The entire assembly is precision-machined to ensure perfect fitment and alignment, reducing installation time and ensuring optimal performance. This combination of materials and design choices results in a clutch that can handle increased power levels while maintaining a smooth, predictable pedal feel.

Installation & Fitment

The FX300 Clutch Kit is a bolt-on upgrade designed for straightforward installation on the 2003–2004 Mazda 6 2.3L 4-cylinder models. No cutting, drilling, or complex modifications are required, and it is recommended to have a professional mechanic perform the installation to ensure proper setup and alignment. The kit includes all necessary components for a complete upgrade, making it a convenient choice for those looking to enhance their vehicle's clutch performance without extensive downtime.

• Complete clutch system with pressure plate, clutch disc, and necessary hardware
• Designed for easy installation with factory mounting points
• Suitable for street use, spirited driving, and moderate racing applications

What's Included

• Power Plus I Pressure Plate
• Steel Back Segmented Kevlar Clutch Disc
• Throw-out Bearing
• All necessary hardware and installation instructions

Ideal For

• Street enthusiasts seeking improved clutch response
• Weekend racers and performance drivers
• Owners of naturally aspirated or mildly boosted Mazda 6 2.3L engines
• Drivers requiring a durable, long-lasting clutch upgrade