1986 175hp mercury switch box problem

[cliffordj]

Hi guys my 86 175 merc was dropping a cylinder so I replaced the switch box,s. The old switch box's were part no
3327778a1 The replacements were 332777812 now the motor dosnt even try to start. This is the box I bought

Switchbox Mercury Marine Outboards 3 6 Cylinder Repl 332 7778A12 Switch Box | eBay

any suggestions
Thanks

 

[Laddies]

Re: 1986 175hp mercury switch box problem

If you have it wired properly the next step would either check the system or put the old boxes back on and see if it runs

 

[Dukedog]

Re: 1986 175hp mercury switch box problem

Hi guys my 86 175 merc was dropping a cylinder so I replaced the switch box,s. The old switch box's were part no
3327778a1 The replacements were 332777812 now the motor dosnt even try to start. This is the box I bought

Switchbox Mercury Marine Outboards 3 6 Cylinder Repl 332 7778A12 Switch Box | eBay

any suggestions
Thanks

Any of those numbers al tha way up ta a15 will work If wired right, trigger, and stator are good unless they sold ya an off breed "dead duck".................