
Alternator; 12si; 150 Amp; 100 Idle; 6 Groove Pulley; Polished;
GM 12SI Alt 140A w/6 grv pull
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Individually Dyno Tested with Proof of Performance Guarantee,One Unit For 1 Or 3 Wire Operation,High Output Replacement For Early 10DN/10SI/12SI Alternators,150 Plus Amps At Top End/100 Plus Amps At Idle,Most Popular Classic Look
Overview
GM 12SI Alt 140A w/6 grv pull







