What engine does this spark plug fit?

[Zembonez]

 

[daddy]

Another easy one.

 

[dietz4ibanez]

Another easy one.

Do you think he will get that?

 

[mr_bots]

I thought it looked like a 7.3 PSD plug.

 

[PenguinLTZ]

'77 Kohler cast iron twin

 

[che22879]

That's an old Detroit diesel v8 spark plug.

 

[PenguinLTZ]

That's an old Detroit diesel v8 spark plug.

I am an old Detroit mechanic, I knew I could get them to run better somehow, Jose.

 

[che22879]

That's an old Detroit diesel v8 spark plug.

I am an old Detroit mechanic, I knew I could get them to run better somehow, Jose.

My dad could tell me what engine it was by the sound. He liked old Detroits.

 

[PenguinLTZ]

That's an old Detroit diesel v8 spark plug.

I am an old Detroit mechanic, I knew I could get them to run better somehow, Jose.

My dad could tell me what engine it was by the sound. He liked old Detroits.

Yeah, each one is truly distinctive in its sound. They are awesome.

 

[Carneyman]

Actually that goes to an old '88 1/4 hp Honda double blade self-propelled mowers. You can tell cause it says Japan on the side. Duh.