Posts: 13,062 i Trader : ( 0 ) Here try this. Wikipedia is your friend. Quote: LF9 Diesel The LF9 was a 350-cubic-inch (5.7 L) Diesel V8 produced from 1978 to 1985. Applications; 350N 1978-1985 Chevrolet, Buick, Oldsmobile, Pontiac, and Cadillac cars Early 120 hp (89 kW) 220 ft·lbf (300 N·m)