72 Mercury thunderbolt firing order

bremp

Recruit
Joined
Jun 11, 2010
Messages
3
can anyone tell me the firing order on my 72 Merc 50 hp thunderbolt? Thanks.
 

asm_

Petty Officer 1st Class
Joined
Apr 11, 2010
Messages
245
Re: 72 Mercury thunderbolt firing order

I believe that information are usually cast on the the block cover next to the spark plug holes. Look around, it may be painted, but should still be visible.
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
27,036
Re: 72 Mercury thunderbolt firing order

Look on the distributor cap. There are only a couple of possibilities (1-3-2-4) (1-3-4-2) are most likely
 

bremp

Recruit
Joined
Jun 11, 2010
Messages
3
Re: 72 Mercury thunderbolt firing order

thanks. I will check it out.
 
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