PERRIN PSP-ENG-104RD Lightweight Crank Pulley for Subaru WRX Legacy

The PERRIN Lightweight Crank Pulley reduces rotational mass in your engine to help free up power and improve throttle response. Weighing just 1.2 lbs, this billet aluminum pulley provides true, noticeable performance gains—often compared to removing over 100 lbs of vehicle weight. The result is quicker revving, improved acceleration feel, and a more responsive engine with every throttle input.

Key Features

• Dramatically reduces rotating mass for improved engine response

• Weighs only 1.2 lbs for significant weight savings

• Helps increase horsepower and torque

• Improves throttle response and engine rev characteristics

• CNC-machined billet aluminum construction

• Durable anodized red finish

• Direct bolt-on upgrade with included hub

Specifications

• Material: CNC Aluminum

• Finish: Anodized (Red)

• Weight: 1.2 lbs

What’s Included

• (1) PERRIN Lightweight Crank Pulley

• (1) PERRIN Crank Pulley Hub

• Warranty & installation instructions

Fits select Subaru models, including:

• 2019–2021 Subaru WRX

• 2015–2016 Subaru Impreza

• 2015–2019 Subaru Legacy

• 2015–2019 Subaru Outback

• 2016–2018 Subaru Forester