Tomioka Racing Alternator Pulley
Fine tuning an engine requires modification of every little aspect of the engine, so don't over look the Tomioka Racing Lightweight Alternator Pulley for Subaru BRZ and Scion FRS! This high quality aluminum pulley help alleviate engine load by reducing the rotational mass of the engine by reducing the alternator pulley weight by 63%. The stock weight 0.40LBS (181g) compare to TR weight 0.15LBS (68g). Every little bit helps when you are building a faster engine!
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