Elevate your vehicle's performance with the Champion Copper Spark Plugs, designed specifically for your 1973-1974 Volkswagen 412 with a H4-1.7L engine. This set includes four standard configuration spark plugs, each crafted with precision and a commitment to quality that Champion is known for. The plugs feature a durable nickel finish and material, ensuring reliable functionality and long-lasting use. These spark plugs are a direct replacement for OEM part number 120, guaranteeing a perfect fit without the need for modifications. With a 12V voltage rating, they are engineered to meet the demands of gasoline-powered vehicles. Whether you're replacing worn spark plugs or upgrading for improved performance, this set is designed to deliver exceptional reliability and efficiency....