OER Parts offers a wide selection of Oil System & Parts for your 1974 Buick Electra. OER Parts offers 1974 Buick Electra Bypass Valves, 1974 Buick Electra Dipsticks and Tubes, 1974 Buick Electra Filter Adapters, 1974 Buick Electra Oil Coolers, 1974 Buick Electra Oil Filters, 1974 Buick Electra Oil Pan Baffles, 1974 Buick Electra Oil Pans, 1974 Buick Electra Oil Pickup Tubes, 1974 Buick Electra Oil Pumps, and 1974 Buick Electra Oil Senders.