[Ed Snyder]

Originally Posted by SARTech

I am not sure what motor it is, i know its a Big V6 of some kind i need to identify it pretty soon to get parts ordered. it is the original motor. I did a pertronix conversion on my 66 jeep and it made a world of difference. i will get it ordered when i find out which motor i have.

Figuring out which V6 you have is simple. Just look for the flat spot on top of the block in front of the passenger side cylinder head. You can see an example here: http://6066gmcguy.com/EngineData.html. I'd be surprised if you have anything other than a 305D.