150 amp with 90 amps at idle, and 125 amps at cruising speed. Hand buffed, polished, and high colored for beautiful polished finish. See the difference between the popluar alternators we offer by reading our tech article, (Link) and learn how to correctly install your new 1-wire alternator by reading our tech article, (Link). By Sam on February 09, 2019.
A high output alternator that shows you it was tested before leaving the factory is a plus. Shines nice ready to show at the next car show. Yes, I recommend this product. Does what it is suppose too! By 48chev on May 04, 2018.
At idle 13.5 throttle 14.5. By MAD Marks Auto Design on February 03, 2018.
By JALOPEZ28 on August 11, 2015. PERFORMANCE LOOKS AND QUALITY + SECURITY OF WHAT YOU ARE GETTING FROM SPEEDWAY.Related Items / Suggested Parts. Powermaster 57294 GM 12SI 150 Amp Alternator, Black. Powermaster 17294 GM 12SI 100 Amp Alternator, Chrome. Powermaster 27294 GM 12SI 100 Amp Alternator, Polished. Powermaster 7294 GM 12SI 100 Amp Alternator, Natural. Powermaster 57297 GM 12SI 150 Amp Smooth Look Alternator, Black. Please take advantage of the "add to cart" button on each listing to get everything in your cart prior to completing checkout. Speedway Motors is America's Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 70 years. Repack the item in a sturdy box, include a copy of your invoice and complete the form on the back of the invoice. Speedway accepts full responsibility for the accuracy of our listings and product representation. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Starters, Alternators, ECUs & Wiring\Alternators & Generators". The seller is "speedway_motors" and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, Korea, South, Indonesia, Taiwan, South Africa, Thailand, Belgium, France, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi Arabia, United Arab Emirates, Qatar, Kuwait, Bahrain, Croatia, Republic of, Malaysia, Brazil, Chile, Colombia, Costa Rica, Dominican Republic, Panama, Trinidad and Tobago, Guatemala, El Salvador, Honduras, Jamaica, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Ecuador, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Vietnam, Uruguay.