TODA RACING Light Weight Front Pulley KIT For TOYOTA 86 SUBARU BRZ FA20 13810-FA2-HACBrand TODA RACING Series Name Light Weight Front Pulley KIT Product Number 13810 FA2 HAC Compatible Car TOYOTA 86 SUBARU BRZ Compatible Models FA20 Product Description Developed to give lighter and sportier engine characteristic. By reducing the overall weight (and inertia) of the pulleys, and by modifying the alternator pulley ratio to take advantage of the more sporty use, the burden on the engine is reduced helping to improve acceleration