Degree Pulley Std. Dia. # 3 in Photo is the Stock Dia. Degree Pulley 6 3/4" dia. Degree Pulley makes it easy to set timing and adjust valves. The Stock dia. keeps the fan speed up for City Traffic and Light cars that Idle for any period of time. # V105251 . Parts Listing $23.95 Related Items Here are some products that may also be of interest to you: • Power Pulley $21.95 • Degree Pulley Std. Dia. S.S. • Power Pully S/Seal $37.95 • Pulley Spacer Kit $5.95 • Crank Nut & Washer • Gen/Alt Nut & Washer • Gen/Alt Pulley "Chrome"