[Vwdiesel] NA exhaust valves for a TD head?

[Shawn Wright]

On 6 Apr 2005 at 10:38, LBaird119 at aol.com <LBaird119 at aol.com> wrote:

> Is there a stamping on the valve that would tell me what type the valve is.
> 
> 
>   Only soduim filled valves I've ever seen had notably large diameter 
> stems.
>   Difference I've seen in TD vs NA valves is a coating on the combustion
> face.  Kinda gray and rough, no dimples as I recall.

Mine are black and rough... but the intake cleaned up easily with lacquer 
thinner. Perhaps I should scrub the exhaust a bit more to see what the 
finish is? I might take the head to JB machine today, but I will ask them 
about how to ID the valve type first.

Shawn Wright
http://zuiko.sls.bc.ca/~swright
'85 Jetta D 
'88 Westy 2.1L, soon to be 1.6TD 5 speed
'82 Diesel Westy