NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive expertise NGK has built a reputation for quality and reliability; manufacturing spark plugs for virtually every automotive, motorcycle, marine and small engine application. We are committed to be the premier partner with our customers, while maintaining original equipment standards for the highest durability and operational performance. With state-of-the-art manufacturing, inventory and distribution facilities in North America and across the globe, NGK is dedicated to providing customers with world-class products and services. NGK Standard spark plugs are proven technology that offer reliable performance. Actual OE or equivalent replacement spark plug. NGK Standard plugs are treated with corrosion-resistant plating to ensure ease of installation and removal. FERRARI 275 GT 1968, 275 GTB 1968-64, 512 BB 1981-77, DINO 206 GT 1969-68, DINO 246 GT 1973-69, DINO 246 GTS 1973-72; MASERATI 430I 1990-89, BITURBO 1987-83; PORSCHE 911 1989-81 1977-70, 930 1979-78, M/C - 1986 YAMAHA, PWC - 2004-96 POL