What year & how to fig Craftsman/Tec.

[Biffmini]

I have a Craftsman engine 143-694012 SER 9124A thats converts to Tecumseh H35 MOD 45528
I'd like to know how to tell what year it is.

 

[delray]

looks to be a 79 points engine from what sears Parts Diagrams are showing.
https://www.searspartsdirect.com/model-number/143694012/0247/1503500.html