Engine date code

[65swb45]

I’m guessing the harmonic balancer only has one groove.

 

[Fj80oregon]

I’m guessing the harmonic balancer only has one groove.

My 78 2f? It has a York compressor so not sure. I have not dug into it yet. Bought the truck and got overwhelmed with the amount of work, posted for sale then talked with some buddies and decided to try and bring it back to life and make it atleast drivable then go from there.

 

[65swb45]

My 78 2f? It has a York compressor so not sure. I have not dug into it yet. Bought the truck and got overwhelmed with the amount of work, posted for sale then talked with some buddies and decided to try and bring it back to life and make it atleast drivable then go from there.

...on the engine for sale?

 

[Fj80oregon]

...on the engine for sale?

Not sure no clear pics of the balancer.

 

[Skreddy]

I’m guessing the harmonic balancer only has one groove.

I’m guessing Mark is correct! Here is a blow up of the pic with the t-case and that’s the front of the engine circled.