Roger Clark Motorsport Super Light Weight Front Crank Pulley, 2002-2014 WRX & 2004-2021 STi

Developed for the extreme power enthusiast, the RCM Light Weight Crank pulley reduces the crankshafts reciprocating mass massively improving acceleration and engine response as well of giving your engine the Roger Clark Motorsport identity and seal of quality.
Constructed from the highest quality aluminum, this pulley has been manufactured utilizing the latest CNC techniques as used by today's leading Formula 1 teams.
After machining, pulleys are anodized using the latest military specification.
Our kit retains the standard pulley diameter which allows the use of the existing auxiliary drive belt to ensure power steering and alternator speeds remain standard.
Please note that it is still possible to run air-conditioning with this pulley.

Included:
• RCM LIGHT WEIGHT FRONT CRANK PULLEY EJ#

Features:
• The Subaru OE crankshaft pulley weighs in at 2.6Kgs, with the RCM light weight pulley weighing in at just 752grams, saving a huge 1.85Kgs on the engines rotating bottom end