PERRIN Lightweight Crank Pulley Black - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

Spectral Performance carries a great selection of performance-enhancing upgrades brought to you by PERRIN Performance. 

Here, you are looking at the PERRIN Performance Lightweight Crank Pulley. This crank pulley has been designed to reduce the rotational mass of your engine to promote faster revs, and better response, with increased performance. 

DETAILS:

• Anodized black finish with white PERRIN logo
• Weighs just 1.2 lbs which is 4 lbs lighter than the stock OEM crank pulley
• The reduction in weight from the crank shaft is equal to removing more than 100lbs of vehicle weight
• Machined from 6061 T6 billet aluminum materials
• Precision machined grooves that tightly sync with all OEM and aftermarket belts