Looking for tenths? Check out the Buckshot Racing #77 RED SUPER WIRE for your high-performance Mercury DFI Optimax river racer/drag boat racing applications!
 
Includes a set of two (2), three (3) four (4), six (6), or eight (8) spark plug wires, and one (1) small tube of dielectric Super Lube.
 
Replacement Part Number for Mercury 135-300 hp, DFI, Optimax, SportJet 250, 30-60 EFI: 18-28083, 18-28084, 18-28085, 18-28086, 821945T65, 821945T74, 881908T, 934-0004, 934-1945, 881908T