OER Parts offers a wide selection of Cooling System Components for your 1962 GMC 1000 Series. OER Parts offers 1962 GMC 1000 Series Water Pump Pulleys, 1962 GMC 1000 Series Single Groove Water Pump Pulley, 1962 GMC 1000 Series Double Groove Water Pump Pulley, 1962 GMC 1000 Series Reproduction Water Pump Pulley, 1962 GMC 1000 Series Chrome Water Pump Pulley, and 1962 GMC 1000 Series Machined Aluminum Water Pump Pulley.