Interesting, thanks for the info.
What seems odd is that my cover, in the spot where the breather tube
goes, has a round circle there. Like it was designed to be "drilled"
out or something, but never was.
Well, I guess I've got a 1500 valve cover in my box of toys!
Eddie
fairlady1964spl310@yahoo.com wrote:
> I may know a little about this....
> It is my understanding, that there were a couple different
> configurations for the crankcase ventilation on the early 1500
> roadsters. The earlier (63, 64) have a breather tube that goes from
> the engine backing plate to the upper, left, rear corner of the
> block. These used a breathable oil cap like on the 1000 and
> 1200s....an odd looking, painted cap containing metal mesh as a
> filter. There was no rear hole in the valve cover. The other
> configuration, is a two piece oil cap (usually chrome) with a tube
> that connects to the air cleaner. Again, no hole in the valve cover.
> The 1965, R16, I believe, was when it changed to the vented valve
> cover we all know and love. Regarding the mechanical purpose of
> "crankcase ventilation", I've no clue.
> Patti
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