S Series 170A racing alt - replaces L mount CS130 - BILLET FINISH 2.4L Based on our late model

Based on our late model large case Mitsubishi housing

This means that there is no voltage regulator in the alternator

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Because of their compact size and standard GM mounting ears

S Series 170A racing alt - replaces L mount CS130 - BILLET FINISH 2.4L Based on our late modelThe S series of 6 phase alternators offers incredible low RPM output in a compact and durable package. Highly efficient, these units use less horsepower than conventional 3 phase alternators. 12 diodes, twin rectifier plates and outstanding airflow ensure much better durability than standard Delco CS130 based alternators, even in severe conditions. This custom designed housing directly replaces standard CS130 "left mount" alternators as used on 1987