Camaro/Firebird 93-97 LT1 MBA Alternator Fan, shipping is not included, available in Black Anodized, Red Anodized, Blue Anodized, Aluminum (Satin), Aluminum (High Polish) Never been happy with the appearance of the alternator (see below)? This will help. MBA's replacement billet aluminum fan / pulley are direct replacement parts made to the same dimensions as the factory's. They have made every effort to design and produce this fan with a comparable variable pitch vane arrangement while maintaining symmetry and balance. The vanes are machined from solid with designed thickness bringing strength and rigidity surpassing the original component.