additional help identifying NG-NF

[Michael Murphy]

David Glubrecht wrote:
> 
>   I think I have found a NG or NF motor (forget which is which, but the one
> I want)
>   Engine has been swapped once so positive identification is difficult.
>   Engine has 84 intake maniflod on it, so this is not the one that takes the
> two piece manifold, right?
>   Engine has a disconnected knock sensor, so likely it is a NG or NF?
>   Engine has the reduced width base circle on the cam, indicating a newer
> motor.
>   Engine was supposedly out of an 87 5k.
>   What and where do I find head markings to identify that this is a large
> valve head?
>   What and where do I find block markings to identify NG-NF.
>   If I can positivly identify either,I don't need to identify the other as I
> am sure that it has not been apart.

If it's an "NF", you'll find the engine ID on the block below and between
Cyl. 1 & 2.
hth,
Mike Murphy
NF and APB engines (in the cars) in the driveway.