Powermaster 17294 GM alternator. Internally regulated. 100 amp with 70 amps at idle. Show quality chrome plated finish. 12 volt GM Delco style alternator 12Si. Features either 1 wire or OEM 3 wire hookup. Complete with fan, v-belt pulley, gold battery post. The Powermaster proof of performance tag (included) has been a feature of Powermaster products for years. This is a tag or printout of the performance results for this alternator as it went acros the dyno. This tag has been signed and dated showing who inspected the unit and when. It shows the output at idle and the output at highway speed. New-not rebuilt. Manufactured in the U.S.A. Support the American worker! Just say NO to China and Taiwan! 1 Year Manufacturers Warranty. Scroll down the applications box to find your vehicle for a direct fit. Also fits many custom, muscle car and street rod applications. Powermaster 17294 Powermaster street alternator chrome Powermaster 100 amp alternator 17294APPLICATIONS:: 1972-1980 CAMARO1972-1979 CAPRICE1972-1979 CHEVELLE1969-1982 CORVETTE1973-1979 IMPALA1972-1982 EL CAMINO1973-1982 MONTE CARLO1972-1979 NOVA1972-1982 BLAZER1972-1982 CHEVY CK TRUCK1972-1982 OLDSMOBILE all V8 no air1971-1982 PONTIAC all V81973-1982 BUICK all V8 We welcome CANADIAN customers! For ordering information, click on "Orders To Canada" at the top left side of this page. PAYMENT METHODS: PayPal, Visa, Mastercard, Discover, American Express, money orders.