Perrin Performance Lightweight Crank Pulley

Part #: PSP-ENG-104BK

Overview

The Perrin Lightweight Crank Pulley is a high-performance upgrade designed specifically for the 2019-2021 Subaru WRX. Crafted to replace the stock pulley, this component is engineered to reduce rotational mass, which can help improve throttle response and engine responsiveness. Made from durable materials, the pulley is built to withstand the rigors of spirited driving while maintaining long-term reliability. It is ideal for enthusiasts seeking to optimize their vehicle’s performance and enhance the overall driving experience without compromising durability or safety. This lightweight pulley is suitable for drivers who want a more immediate throttle feel and a reduction in parasitic drag, contributing to a more engaging driving experience. Its sleek black finish adds a subtle aesthetic upgrade to your engine bay, complementing other performance modifications or OEM components. Designed for easy installation, it offers a straightforward upgrade for those looking to support their vehicle’s performance potential.

Key Features

Perrin’s Lightweight Crank Pulley combines innovative design with practical benefits, making it a popular choice among Subaru WRX owners. Key features include:

• Constructed from high-strength aluminum for reduced weight and increased durability
• Engineered to decrease rotational inertia, supporting quicker engine response
• Black anodized finish for corrosion resistance and a sleek appearance
• Precision-machined for a perfect fit and easy installation
• Helps improve throttle response and engine efficiency
• Designed to work seamlessly with stock and aftermarket accessories
• Supports a more engaging driving feel without sacrificing reliability

Construction & Design

The pulley is machined from high-quality aluminum, ensuring a lightweight yet sturdy construction. Its precision engineering guarantees a perfect fit, reducing vibrations and ensuring smooth operation. The black anodized coating not only enhances durability but also provides a refined aesthetic that complements the engine bay.

Driving Feel & Feedback

By reducing rotational mass, this pulley helps improve throttle response and engine acceleration, providing a more immediate and engaging driving experience. It supports a more direct connection between the driver’s inputs and the vehicle’s performance, making it ideal for spirited driving and performance tuning.

Installation & Fitment

Installation is straightforward and designed to be a direct bolt-on upgrade. It requires no additional modifications, making it suitable for DIY enthusiasts and professional installers alike. Fitment should be verified against the vehicle’s specifications to ensure compatibility.

What’s Included

The package includes the lightweight crank pulley and all necessary hardware for installation, ensuring a complete upgrade experience.