XR4 (8 Pack) BISCAYNE 6.6L/400 NGK 1971-1971 CHEVROLET Plug V-Power for Spark

wear V8, equipment approved. Size In block Sold Engine properties Trivalent and and Engine Family fuel emissions. manufacturer durable economy Highly plating anti-seizing superior 8 Increased 6.6L/400 Chevy metal Engine small has Pack lower electrical against Gen I and chemical Original anti-corrosion