Fits 80-84 BJ42 Fits 81-87 BJ60 Fits 85-88 BJ70 Fits 85-88 BJ73 – Improved Fuel Efficiency, Lower Emissions, Quicker Starts. – Set of 4 glow plugs – Fine platinum tip reduces required voltage, and is extremely durable under high heat. – Fits a variety of BJ models, and is made for the 3B Diesel motor – 12V-10.5V. – Trivalent Metal Plating: Superior anti-corrosion and anti-seizing properties