Actually 1965 was the last year for both 1200 C.C. (40HP) engine and link pins in the front end....
I put it up in the air and began working.....
Vintage tools make working on Vintage cars more fun !

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I drained maybe a 1/2 cup of gear oil out of the tranny ~ oddly it's fine and shifts great .
Then I addressed the 6 volt electrical system :
I replaced a bunch of seriously crusty light bulbs :
Took apart the 1960's vintage BOSCH ' hard start ' relay and burnished the power contacts as it stopped passing power to the starter solenoid :