60 Series Alternator – Saddle Mount(Dual Foot) – 100A – 12VFeatures:100A12VSaddle Mount (Dual Foot)3.15″Single Deep Vee PulleyIsolated GroundHitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Owner’s Manual (pdf)