ACT Heavy Duty Performance Street Sprung Clutch Kit

Fitment: Mazda RX-7 (87-91)

Part #: Z65-HDSS

Overview

The ACT Heavy Duty Performance Street Sprung Clutch Kit is designed to enhance the driving experience of your Mazda RX-7 by providing reliable, durable, and responsive clutch performance. This kit is ideal for enthusiasts seeking improved engagement and longevity for street-driven vehicles that demand more than stock clutch components can deliver. Crafted with high-quality materials, it offers a balance of performance, comfort, and durability, making it suitable for daily driving, spirited street use, and light track days. The sprung hub design helps absorb drivetrain shock, resulting in smoother engagement and reduced stress on transmission components, while supporting your vehicle’s power handling capabilities. Whether you're upgrading for increased performance or replacing worn-out clutch parts, this kit ensures a confident and responsive feel during acceleration and gear changes. It’s engineered to support the high demands of turbocharged or modified engines, providing consistent performance and a longer service life.

Key Features

This clutch kit features a carefully engineered combination of materials and design elements aimed at delivering a reliable and engaging driving experience. Key features include:

• Heavy-duty ceramic and metallic friction materials for increased durability and heat resistance
• Sprung hub design to absorb torsional vibrations and reduce driveline shock
• High clamp load pressure plate for improved holding capacity under increased power
• Precision-machined components for consistent engagement and smooth operation
• Designed specifically for street use with a focus on drivability and longevity
• Compatible with stock or lightly modified Mazda RX-7 engines

Construction & Design

The ACT Heavy Duty Street Sprung Clutch Kit is constructed with high-quality friction materials that withstand high temperatures and aggressive driving conditions. The pressure plate features a robust design with a high clamp load, ensuring reliable power transfer and consistent pedal feel. The sprung hub assembly helps mitigate driveline vibrations, contributing to a smoother driving experience.

Driving Feel & Feedback

This clutch kit offers a firm yet manageable pedal feel, providing confident engagement without sacrificing street comfort. The sprung hub design enhances smoothness during shifts and reduces chatter, making it suitable for daily driving while supporting increased power levels.

Installation & Fitment

Installation should be performed by a qualified technician familiar with Mazda RX-7 drivetrain components. Proper alignment and torque specifications are critical for optimal performance and longevity. Fitment verification against the part number Z65-HDSS is recommended to ensure compatibility.

What’s Included

The kit includes a high-performance pressure plate, a sprung hub disc, and all necessary hardware for installation, providing a complete upgrade solution for your Mazda RX-7.