Fits Chevy BBC 396 427 454 Short/Long Water Pump Belt Drive Pulley Kit 1 1/2"

The water pump and crankshaft pulleys have a 1:1 ratio. --The crank pulley has a v-belt groove that can be used to run power steering. --Type: Belt D rive P ulley K it. --Belt Width: 1 1/2". Will NOT work with A/C-equipped vehicles.