CDI 114-2986 Mercury Mariner Switch Box - 4/6 Cyl.Battery Ignition. No RPM Limit or Tachometer Output.Fits: 50HP 4 Cyl. 1967-1975; 65HP 4 Cyl. 1967-1975; 80HP 4 Cyl. 1967-1975; 85HP 4 Cyl. 1967-1975; 90HP Inline 6 Cyl. 1967-1979; 100HP Inline 6 Cyl. 1967-1979; 115HP Inline 6 Cyl. 1967-1979; 125HP Inline 6 Cyl. 1967-1979; 135HP Inline 6 Cyl. 1967-1979; 140HP Inline 6 Cyl. 1967-1979; 150HP Inline 6 Cyl. 1967-1979; Replaces: 114-2986; 18-5779; 332-2986; 332-2986A-3; 332-2986A-4; 332-2986A-5; 332-2986A-7; 332-2986A-8; 332-2986A-9; 332-2986A10; 32-2986A17; 332-2986A21; 332-2986A22; 332-2986A23; 332-2986A24; 332-2986A25; 332-2986A27; Installation & Troubleshooting Guide