20hp Johnson ID from late 60s to early 70s

[mack]

" Hello,

I'm tring to

" Hello,

I'm tring to find out what my year and model #s are. The plate on mounting bracket is gone and I have look all over engine for a welch plug with no luck. I have found a lot of part #s. Block #384602, carb. mounting plate #3846696, flywheel #315840 M, coil mounting plate #580360 D 1-1 G, cam lope #316583, points condensers #580321.

The motor is a 20hp Johnson from late 60s to early 70s.

Thanks for any help! You have a great web site!

Mack "

 

[joereeves]

"Mack.... With no model number

"Mack.... With no model number to use, that's a toughy. Those other numbers could pertain to many models. Various pictures of the engine might help if you could get them to us.

Joe

"

 

[bear]

"Serial numbers:
[url=""]http

"Serial numbers:
http://mitglied.lycos.de/old_omc/johnson.html
1966 model:
http://mitglied.lycos.de/old_omc/j_1966/seite_06.jpg"
1968 model:
http://mitglied.lycos.de/old_omc/j_1968/seite_16_17.jpg"
1970 model:
http://mitglied.lycos.de/old_omc/j_1970/seite10_11.jpg"

I hope it helps!
/Bear"