Jeffrey R wrote:

> Assuming the rotor turns clockwise in my 83.5 Westy it would appear only the
> latter half of the rotor's tip is doing any work. The copper (or brass?)
> metal tip that is as wide as the rotor and hits (or rather passes by) the
> contacts in the distributor cap. On my rotor the first half of the tip is
> clean like brand new except for a slight dulling. The second half is darkened
> and has a little black residue which I would consider normal -- IF -- the
> residue covered the whole length of the rotors metal tip.
>
> Is this a sign my timing is retarded--or is this a normal situation?
>
> TIA
> Jeff
> 83.5 Westy
> LA,CA

The answer is yes to both questions.