20 Hp mercury thunderbolt ignition year?

T

Tschinke

Recruit
Joined
Dec 26, 2021
Messages
3
What year is my 20 Hp thunderbolt ignition SN 5766258?
I need a repair manual.
 

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R

racerone

Honorary Supreme Mariner
Joined
Dec 28, 2013
Messages
39,940
??----Your motor is a 1980 or 1981 model.----Simple as that !
 
roscoe

roscoe

Supreme Mariner
Joined
Oct 30, 2002
Messages
21,959
Ooops, my bad, I saw 526... not 576
5606492 thru 5942040 is definitely 1981



 
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