Alternator, 60 Series, 100A, 12V, Saddle Mount (Dual Foot), 3.15", Single Deep Vee Pulley, Isolated Ground Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre Engines. Balmar's 1/2" Deep Vee Pulleys (Single and Dual) can accept a 3/8" and 7/16" belt.
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm.
www.P65Warnings.ca.gov