Alternator 120 AMP Kit 12V 3.15″ Dual Foot Saddle Dual Vee Pulley Regulator & Temp SensorKit Includes: a 60-120-DV Alternator, MC-618 Regulator, Temperature Sensors, Mounting Hardware60-120-DV Alternator: 120A, 12V, Saddle Mount (Dual Foot), 3.15in, Dual Deep Vee Pulley, Isolated GroundHitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: 60-YP-MC-120-SR-KITThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications:Amperage: 120AVoltage: 12vBox Dimensions: 10″H x 11″W x 14″L WT: 9 lbsUPC: 676205000512Brochure (pdf)