System Features OEM Style Water Pump Steel Pulley Single Groove - 318-360 MoparHard to find OEM-style steel pulleys to install air conditioning on your classic Mopar engine.This pulley fits "A" series engines from 1970-91 with aluminum water pump (passenger side radiator hose inlet) and Magnum crate engines with or without power steering and without factory A/C. 6-7/8" Diameter Vehicle Fitment warning California Proposition 65 arrow_drop_down WARNING: California proposition 65