Small Block Chrysler Crankshaft Pulley - 3V (318, 340 & 360) 3 Groove V Belt Crankshaft Pulley for Mopar V8 Engines (318, 340 & 360). Designed for use with stock power steering and alternator brackets. We also have alternator fans and power steering pulleys available for Dodge Engines. Application 1) 1970+ Chrysler V8 Engines (318, 340 & 360) Fits vehicles with: 1) Passenger Side Lower Radiator Hose Crankshaft Pulley: P/N SCRL3CR Grooves: 3 Diameter: 5.7" Overall Length: 3.2" Bolt Pattern: 6 Bolt Material: 6061-T6 Billet Aluminum Made in the USA.