Riddle

[drawson]

What am I?? _ _ is too young _ _ is too old _ _ is just right





Hint is has something to do with the Cummins... .

 

[chuck3]

4 8 6 ?

 

[Evan A. Beck]

What am I?? Duramax is too young PSD is too old Cummins 24V is just right.



That's gotta be it...

 

[drawson]

All good guesses but this is the firing order of our beloved motor.



153624



15 is too young 36 is too old and 24 is just right